METER / GAUGE SYSTEM SYSTEM DESCRIPTION


  1. OUTLINE OF COMBINATION METER ASSEMBLY


    1. for Optitron Meter Type

      B007XX1C01
      *a Indication Example *b Tachometer
      *c Speedometer *d Engine Coolant Temperature Receiver Gauge
      *e Fuel Receiver Gauge *f Multi-information Display
      *g Display Area A1 *h Display Area A2
      *i Display Area A3 *j Display Area A4

    2. for TFT Meter Type

      B007XRZC01
      *a Indication Example *b Engine Coolant Temperature Receiver Gauge
      *c Fuel Receiver Gauge *d Multi-information Display
      *e Display Area B1 *f Display Area B2
      *g Display Area B3 *h Display Area B4
      *i Display Area B5 *j Display Area B6
      *k Display Area B7 *l Display Area B8
      *m Display Area B9 *n Display Area B10

  2. INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY


    1. Meter or Gauge

      Item Condition Input/Output Communication line Signal Component Display Area
      Speedometer

      • Gauge*1

      • Displayed*2

      		 Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU) B4
      - Input Direct line Vehicle speed pulse input signal
      Output CAN Vehicle speed signal (meter to other) Related ECUs
      Speed tolerance A signal
      Speed tolerance B signal
      Direct line Vehicle speed pulse output signal Related ECUs
      Tachometer

      • Gauge*1

      • Displayed*2

      		 Input CAN Engine RPM data signal ECM B9
      Fuel receiver gauge Gauge Input CAN Fuel consumption signal ECM -
      Engine RPM data signal
      Starter signal
      Shift position P signal
      Shift position R signal
      Shift position N signal
      Shift position D signal
      Mode indicator signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Direct line Fuel level signal Fuel sender gauge assembly
      Output CAN Fuel gauge state signal Related ECUs
      Fuel gauge initial signal
      Fuel direct data signal
      Fuel initial signal
      Fuel average signal
      Engine coolant temperature receiver gauge Gauge Input CAN Engine coolant temperature signal ECM -

      • *1: for Optitron Meter Type

      • *2: for TFT Meter Type

    2. Warning or Indicator

      Item Condition Input/Output Communication line Signal Component
      Master warning light Comes on/Blinks Input CAN/Direct line Each warning signal Related ECUs
      Brake warning light / red (malfunction) Comes on Input CAN Brake warning light control flag signal Brake actuator assembly (Skid control ECU)
      Engine RPM data signal ECM
      Brake booster vacuum pressure signal Engine stop and start ECU*13
      Brake vacuum pressure sensor error signal
      Direct line Brake fluid level warning switch signal Brake master cylinder reservoir assembly (Brake fluid level warning switch)
      Vacuum warning switch signal Vacuum warning switch assembly*14
      Driver or front passenger seat belt warning light Comes on/Blinks Input CAN Driver seat belt buckle switch signal Main body ECU (Multiplex network body ECU)
      Parking brake switch signal
      Shift position P signal ECM
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Front passenger seat occupant detection status signal*8 Airbag sensor assembly
      Front passenger seat belt buckle switch detection status signal
      Direct line Front passenger seat occupant detection status signal Separate type front seat cushion pad (Occupant detection sensor)*9
      SRS warning light Comes on Input CAN Airbag warning light control request signal Airbag sensor assembly
      Test mode signal ECM
      Charge warning light*1 Comes on Input CAN Charge light indicator signal ECM
      EPS warning light Comes on Input CAN EPS warning light request signal Power steering ECU assembly
      Parking brake warning light Comes on/Blinks Input Direct line Parking brake signal Brake actuator assembly (Skid control ECU)
      MIL (Check engine warning light) Comes on/Blinks Input CAN MIL request signal ECM
      PCS warning light*2 Comes on/Blinks Input CAN PCS indicator display signal Driving support ECU assembly
      Slip indicator light Comes on/Blinks Input CAN Slip indicator light signal Brake actuator assembly (Skid control ECU)
      VSC OFF indicator light Comes on Input CAN VSC OFF light signal Brake actuator assembly (Skid control ECU)
      ABS warning light Comes on/Blinks Input CAN ABS warning light control flag signal Brake actuator assembly (Skid control ECU)
      Brake warning light / yellow (minor malfunction) Comes on Input Direct line EPB warning signal Brake actuator assembly (Skid control ECU)
      Tire pressure warning light Comes on/Blinks Input CAN TPMS warning indicator condition 1 signal Main body ECU (Multiplex network body ECU)
      Brake hold warning light Comes on/Blinks Input CAN Brake hold hold indicator signal Brake actuator assembly (Skid control ECU)
      Fuel level warning light Comes on Input Direct line Fuel level signal Fuel sender gauge assembly
      Rear fog indicator light*4 Comes on Input CAN Rear fog light request signal Main body ECU (Multiplex network body ECU)
      AWD lock indicator light*5 Comes on/Blinks Input CAN AWD lock indicator ON and flashing request signal 4WD ECU assembly
      ICS OFF indicator light*17 Comes on/Blinks Input CAN ICS-OFF light request signal Clearance warning ECU assembly
      Adaptive high beam*6 / Automatic high beam*7 indicator light Comes on Input CAN Smart beam indicator signal Main body ECU (Multiplex network body ECU)*6
      AZB indicator signal Headlight ECU sub-assembly LH*7
      High beam indicator light Comes on Input CAN High beam headlight request signal Main body ECU (Multiplex network body ECU)
      AZB high beam indicator request signal Headlight ECU sub-assembly LH*7
      Tail indicator light Comes on Input CAN Taillight request signal Main body ECU (Multiplex network body ECU)
      Front fog indicator light Comes on Input CAN Front fog light request signal Main body ECU (Multiplex network body ECU)
      Turn indicator light Blinks Input CAN Flasher request signal Main body ECU (Multiplex network body ECU)
      PBD hazard request signal Multiplex network door ECU*15
      Hazard light activation request signal Telematics transceiver*16
      Direct line LH turn signal switch signal Headlight dimmer switch assembly
      RH turn signal switch signal
      Hazard warning switch signal Radio receiver assembly (Hazard warning signal switch)
      - Output CAN Turn light state signal Related ECUs
      Hazard switch state signal
      Direct line Front and side turn signal light LH output signal Each turn signal light
      Front and side turn signal light RH output signal
      Rear turn signal light LH output signal
      Rear turn signal light RH output signal
      Hazard warning switch signal
      Eco driving indicator light Comes on Input CAN Ecology light indicator signal ECM
      Brake hold indicator light Comes on Input CAN Brake hold standby indicator signal Brake actuator assembly (Skid control ECU)
      Clearance sonar indicator light*10 Comes on Input CAN CLSO main switch indicator turn ON signal Clearance warning ECU assembly
      RCTA indicator light*11 Comes on Input CAN RCTA switch signal Blind spot monitor sensor LH
      BSM indicator light*11 Comes on Input CAN BSD Main Switch Blind spot monitor sensor LH
      Rear seat belt warning light*12 - Input CAN Rear right door courtesy switch signal Main body ECU (Multiplex network body ECU)
      Rear left door courtesy switch signal
      Parked condition signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Direct line Rear left seat belt buckle switch signal Rear seat inner belt assembly LH
      Rear right seat belt buckle switch signal Rear seat 3 point type belt assembly RH
      Rear center seat belt buckle switch signal Rear center seat inner belt assembly
      Rear No. 2 left seat belt buckle switch signal*18 Rear No. 2 seat inner belt assembly LH
      Rear No. 2 right seat belt buckle switch signal*18 Rear No. 2 seat inner belt assembly RH
      Comes on Output Direct line Rear left seat belt warning output signal Radio receiver assembly (Rear seat belt warning light)
      Rear right seat belt warning output signal
      Rear center seat belt warning output signal
      Rear No. 2 left seat belt warning output signal*18
      Rear No. 2 right seat belt warning output signal*18

      • *1: for TFT Meter Type

      • *2: w/ Pre-crash Safety System

      • *3: w/ Tire Pressure Warning System

      • *4: w/ Rear Fog Light

      • *5: for AWD

      • *6: w/ Automatic High Beam System

      • *7: w/ Adaptive High Beam System

      • *8: w/ Occupant Classification System

      • *9: w/o Occupant Classification System

      • *10: w/ LEXUS Parking Assist-sensor System

      • *11: w/ Blind Spot Monitor System

      • *12: w/ Rear Seat Belt Warning

      • *13: w/ Stop and Start System

      • *14: for 2GR-FKS

      • *15: w/ Power Back Door System

      • *16: w/ Manual (SOS) Switch

      • *17: w/ Intelligent Clearance Sonar System

      • *18: w/ Rear No. 2 Seat

    3. Multi-information Display

      Item Condition Input/Output Communication line Signal Component Display Area
      Opening - - - - - A1, A2, A3, A4, B1, B3, B3, B7
      Odometer Displayed Input CAN Vehicle speed pulse signal integrated value signal Brake actuator assembly (Skid control ECU) A1, B6
      Vehicle speed (SP1) signal
      Direct line ODO/TRIP change switch signal Trip switch
      - Output CAN Odo meter unit signal Related ECUs
      Odo meter signal
      TRIP A / TRIP B Displayed Input CAN Vehicle speed pulse signal integrated value signal Brake actuator assembly (Skid control ECU) A1, B6
      Vehicle speed (SP1) signal
      Direct line ODO/TRIP change switch signal Trip switch
      - Output CAN TRIP A signal Telematics transceiver*29
      TRIP B signal
      Engine oil maintenance mileage*1 Displayed Input CAN Oil maintenance mileage signal ECM A1, B6
      Oil mileage unit signal
      Oil maintenance screen inversion demand signal
      - Output CAN Unit change 2 (km/mile) signal Related ECUs
      Current fuel consumption Displayed Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU) A2, B3
      Vehicle speed pulse signal integrated value signal
      Fuel consumption signal ECM
      Engine RPM data signal
      - Output CAN Drive monitor unit signal 0 Radio receiver assembly
      Drive monitor display signal (Current fuel consumption)
      Average fuel consumption (After reset) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Fuel consumption signal
      Total average fuel consumption reset request signal Radio receiver assembly
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      Direct line Reset signal Steering pad switch assembly
      - Output CAN Drive monitor unit signal 6 Related ECUs
      Drive monitor display signal (Total average fuel consumption)
      Average fuel consumption (After start) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Fuel consumption signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      Average fuel consumption (After refuel) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Fuel consumption signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      - Output CAN Drive monitor display signal (Average fuel consumption after refuel) Related ECUs
      Average speed (After reset) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      Direct line Reset signal Steering pad switch assembly
      Average speed (After start) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      - Output CAN Drive monitor unit signal 1 Radio receiver assembly
      Drive monitor display signal (After starting average speed)
      Elapsed time (After reset) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Direct line Reset signal Steering pad switch assembly
      Elapsed time (After start) Displayed Input CAN Engine RPM data signal ECM A2, B3
      - Output CAN Drive monitor display signal (After starting driving time) Related ECUs
      Distance (Range) Displayed Input CAN Engine type information 1 signal ECM A2, B3
      Engine type information 2 signal
      Engine type information 3 signal
      Engine type information 4 signal
      Engine RPM data signal
      Drivetrain information signal
      Fuel consumption signal
      Vehicle speed pulse signal integrated value signal Brake actuator assembly (Skid control ECU)
      Direct line Fuel level signal Fuel sender gauge assembly
      - Output CAN Drive monitor unit signal 4 Related ECUs
      Drive monitor display signal (Drivable distance)
      Distance (After start) Displayed Input CAN Engine RPM data signal ECM A2, B3
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Vehicle speed pulse signal integrated value signal
      Idle stop time (After reset)*2 Displayed Input CAN Engine RPM data signal ECM A2, B3
      Eco mode signal Engine stop and start ECU
      Stop and start A/C mode signal
      Idle stop time (After start)*2 Displayed Input CAN Engine RPM data signal ECM A2, B3
      Eco mode signal Engine stop and start ECU
      Stop and start A/C mode signal
      Idle stop time (Current vehicle stop)*2 Displayed Input CAN Engine RPM data signal ECM A1, A2, B3, B6
      Eco mode signal Engine stop and start ECU
      Stop and start A/C mode signal
      Amount of fuel saved (After reset)*2 Displayed Input CAN Engine RPM data signal ECM A2, B3
      Eco mode signal Engine stop and start ECU
      Stop and start A/C mode signal
      Amount of fuel saved (After start)*2 Displayed Input CAN Engine RPM data signal ECM A2, B3
      Eco mode signal Engine stop and start ECU
      Stop and start A/C mode signal
      Eco driving indicator zone Displayed Input CAN Eco-zone indicator level signal ECM A2, B3
      Tire pressure*3 Displayed Input CAN TPMS FL (ID1) tire pressure information signal Main body ECU (Multiplex network body ECU) A2, B3
      TPMS FR (ID2) tire pressure information signal
      TPMS RL (ID3) tire pressure information signal
      TPMS RR (ID4) tire pressure information signal
      TPMS SP (ID5) tire pressure information signal
      TPMS FL (ID1) tire indicator information 0 signal
      TPMS FR (ID2) tire indicator information 0 signal
      TPMS RL (ID3) tire indicator information 0 signal
      TPMS RR (ID4) tire indicator information 0 signal
      TPMS SP (ID5) tire indicator information 0 signal
      TPMS indicator number information 0 signal
      TPMS unit information 0 signal
      TPMS display request bit 0 signal
      TPMS variation signal
      AWD control*4 Displayed Input CAN Drivetrain information signal 4WD ECU assembly A2, B3
      Request data with AWD display signal
      FR composition with AWD display signal
      FL composition with AWD display signal
      FL composition with AWD display signal
      RL composition with AWD display signal
      Steering signal Steering sensor
      Sway warning*5 Displayed Input CAN SWS rest advisory display signal Forward recognition camera A2, B3
      Boost pressure meter*6, *7 Displayed Input CAN Gauge pressure of surge tank signal ECM B3
      TPMS variation signal Main body ECU (Multiplex network body ECU)
      TPMS unit information 0 signal
      Engine oil temperature receiver gauge*6, *7 Displayed Input CAN Engine oil temperature signal ECM B3
      Engine oil pressure receiver gauge*6, *7 Displayed Input CAN Engine oil pressure signal ECM B3
      TPMS variation signal Main body ECU (Multiplex network body ECU)
      TPMS unit information 0 signal
      G monitor*6 Displayed Input CAN GL1, GX error signal Yaw rate sensor assembly B3
      GL2, GY error signal
      GL1, GX invalidation/validation signal
      GL2, GY invalidation/validation signal
      GL1, GX sensor signal
      GL2, GY sensor signal
      Sensor type identification signal
      G sensor zero point un-corrected status signal Brake actuator assembly (Skid control ECU)
      GL1 zero point value signal
      GL2 zero point value signal
      Data continuity (valid/invalid) flag signal Steering sensor
      Sensor error signal
      Steering signal
      Memorized zero point value inside steering angle sensor signal
      Zero point memory invalid/valid inside sensor signal
      Pressure of master cylinder error flag signal Brake actuator assembly (Skid control ECU)
      Pressure of master cylinder invalid flag signal
      Pressure of master cylinder signal
      Event-data-recorder ENG03 signal ECM
      Direct line Change switch signal Steering pad switch assembly
      Units change*6 Displayed Input Direct line Change switch signal Steering pad switch assembly A2, B3
      Other (Blank) Displayed - - - - A2, B3
      Drive information tab Displayed - - - - A3, B7
      Stop and start tab*2 Displayed Input CAN Eco-run flag signal ECM A3, B7
      Navigation tab*8 Displayed Input Local bus/Video signal (Digital) Navigation signal Radio receiver assembly A3, B7
      Audio tab Displayed Input Local bus/Video signal (Digital)*8 Audio signal Radio receiver assembly A3, B7
      Driving support tab*9 Displayed Input CAN LDW existence flag signal Forward recognition camera A3, B7
      Message tab Displayed - - - - A3, B7
      Setting tab Displayed - - - - A3, B7
      Shift position Displayed Input CAN Shift position P signal ECM A4, B5
      Shift position R signal
      Shift position N signal
      Shift position D signal
      Shift gear signal
      Mode indicator signal
      Sports mode enable signal
      Transmission oil temperature range signal
      Gear shift indicator*24 Displayed Input CAN Shift up signal ECM A4, B5
      Shift down signal
      SPORT indicator*10 Displayed Input CAN Integrated sport mode indicator signal ECM A4, B10
      Drive mode select signal
      SPORT S indicator*11 Displayed Input CAN Integrated sport mode signal ECM A4, B10
      Drive mode select signal
      SPORT S+ indicator*11 Displayed Input CAN AVS (TEMS) light signal Absorber control ECU A4, B10
      Integrated sport mode signal ECM
      Drive mode select signal
      ECO indicator Displayed Input CAN Eco mode indicator signal ECM A4, B10
      Drive mode select signal
      Traffic sign*12 Displayed Input CAN Traffic sign 1, 2, 3, 4 signal Forward recognition camera A4, B10
      Traffic sign graying 1, 2, 3, 4 signal
      Traffic sign highlight 1, 2, 3, 4 signal
      Supplemental sign 1, 2, 3, 4 signal
      Speed value 1, 2 signal
      Duplicated sign request signal
      Sign number of permanent area signal
      Sign number of ADAS tab signal
      TSR display speed unit signal
      - Output CAN Unit change 2 (km/mile) signal Related ECUs
      Cruise control indicator light*13 Displayed Input CAN ACC display ID2 signal ECM A4, B2
      Cruise control indicator light (Constant speed control mode)*14 Displayed Input CAN ACC display ID2 signal ECM A4, B2
      Cruise control indicator light (Vehicle-to-vehicle distance control mode)*14 Displayed Input CAN ACC display ID2 signal ECM A4, B2
      Cruise SET indicator light Displayed Input CAN ACC display ID2 signal ECM A4, B2
      LKA/LDA indicator light*5 Displayed Input CAN Indicator display signal Forward recognition camera A4, B2
      Stop and start indicator light*2 Displayed Input CAN ECO light lighting request signal Engine stop and start ECU A4, B2
      Stop and start off indicator light*2 Displayed Input CAN Eco-run cancel light lighting request signal Engine stop and start ECU A4, B2
      Outside temperature Displayed Input CAN Ambient temperature display signal Air conditioning amplifier assembly A3, B1
      Ambient temperature display whole number/decimal (0/0.5°C) signal
      Icy warning light Displayed Input CAN Engine RPM data signal ECM A3, B1
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Ambient temperature display signal Air conditioning amplifier assembly
      Ambient temperature display whole number/decimal (0/0.5°C) signal
      Clock Displayed Input Direct line Steering pad switch signal Steering pad switch assembly A3, B2
      Phone (Received call) Displayed Input Local bus/Video signal (Digital)*8 Phone (Received call) signal Radio receiver assembly A2, B3
      Turn-by-turn Navigation*8 Displayed Input Local bus/Video signal (Digital) Turn-by-turn signal Radio receiver assembly A2, B3
      Stop and start advice*2 Displayed Input CAN Eco mode signal Engine stop and start ECU A1, A2, B2, B3
      Eco-run cancel light lighting request signal
      Stop and start A/C mode signal
      Stop and start information (inhibition reason) signal
      S&S information (advice) signal
      Adjustable speed warning*15 Displayed Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU) A1, B6
      Direct line Steering pad switch signal Steering pad switch assembly
      Cruise control set speed Displayed Input CAN Control vehicle speed signal ECM A2, B3
      Control vehicle speed unit signal
      REV indicator*6 Displayed Input CAN Engine RPM data signal ECM B9
      REV peak*6 Displayed Input CAN Engine RPM data signal ECM B9
      ACCESSORY Displayed Input CAN Display request of vehicle mode signal Certification ECU (Smart key ECU assembly) A1, B8
      IGNITION ON Displayed Input CAN Display request of vehicle mode signal Certification ECU (Smart key ECU assembly) A1, B8
      Suggestion function Displayed Input CAN Proposal service request 1 signal Main body ECU (Multiplex network body ECU) A2, B3
      Proposal service request 2 signal
      Proposal service request 3 signal
      Back door lock information signal
      Power window inoperative advice signal
      Direct line Steering pad switch signal Steering pad switch assembly
      - Output CAN Proposal service response 1 signal Main body ECU (Multiplex network body ECU)
      Proposal service response 2 signal
      Proposal service response 3 signal
      PBD ON/OFF SW operation signal
      AWD TEST MODE*4 Displayed Input CAN AWD warning ON and flashing request signal 4WD ECU assembly A2, B3
      CDY-2 Displayed Input CAN CDY mode signal ECM A2, B3
      CDY-4 Displayed Input CAN CDY mode signal ECM A2, B3
      ADJUSTING LDA CAMERA*5 Displayed Input CAN Camera adjustment mode text display signal Forward recognition camera A2, B3
      ADJUSTING FRONT RADAR BEAM*14 Displayed Input CAN Inspection mode for ACC signal Driving support ECU assembly A2, B3
      FRD adjustment signal
      ERROR ADJUSTING FRONT RADAR BEAM*9 Displayed Input CAN FRD adjustment signal Driving support ECU assembly A2, B3
      ADJUSTING FRONT RADAR BEAM VERTICAL*9 Displayed Input CAN FRD adjustment signal Driving support ECU assembly A2, B3
      ADJUSTING FRONT RADAR BEAM HORIZONTAL*9 Displayed Input CAN FRD adjustment signal Driving support ECU assembly A2, B3
      CHECKING PRE-CRASH BRAKE*9 Displayed Input CAN Inspection mode signal Driving support ECU assembly A2, B3
      CHECKING CRUISE CONTROL BRAKE*14 Displayed Input CAN Inspection mode for ACC signal Driving support ECU assembly A2, B3
      WRITE ZERO-POINT OF STEERING ANGLE*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      END OF ADJUSTMENT*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      MEMORY ERROR*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      Headlight System Uninitialized Visit Your Dealer Displayed Input CAN LED headlight indicator signal Headlight ECU sub-assembly LH A2, B3
      BRAKE!*9 Displayed Input CAN PCS warning message signal Driving support ECU assembly A2, B3
      Push and Hold Engine Switch for Emergency Stop Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Shift to N and Press Engine Switch to Restart Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Engine Stopped Shift to P Displayed Input CAN Engine RPM data signal ECM A2, B3
      Shift position P signal
      Shift position N signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Eco mode signal Engine stop and start ECU*2
      Engine Stopped Stop in a Safe Place Displayed Input CAN Engine RPM data signal ECM A2, B3
      Shift position P signal
      Shift position N signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Eco mode signal Engine stop and start ECU*2
      Dynamic radar cruise control*14 or LKA/LDA*5 warning reminder indicator Displayed Input CAN White line symbol left side signal Forward recognition camera A2, B3
      White line symbol right side signal
      ACC display ID2 signal ECM
      Braking Power Low Stop in a Safe Place See Owner's Manual Displayed Input CAN Brake warning light control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Engine RPM data signal ECM
      Brake booster vacuum pressure signal Engine stop and start ECU*2
      Brake vacuum pressure sensor error signal
      Direct line Brake fluid level warning switch signal Brake master cylinder reservoir assembly (Brake fluid level warning switch)
      Vacuum warning switch signal Vacuum warning switch assembly*23
      Switch to Brake*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      BRAKE!*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      Object Detected Acceleration Reduced*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      Accelerator Stuck Depress Brake to Stop Displayed Input CAN BOS multi-information request signal ECM A2, B3
      Shift to P Before Exiting Vehicle Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Each door open (vehicle being driven) (image display) Displayed Input CAN Driver door courtesy switch signal Main body ECU (Multiplex network body ECU) A2, B3
      Front passenger door courtesy switch signal
      Rear right door courtesy switch signal
      Rear left door courtesy switch signal
      Back door courtesy switch signal
      Hood courtesy switch signal
      Steering wheel signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Each door open (vehicle stopped, engine switch on (IG)) (image display) Displayed Input CAN Driver door open display signal Certification ECU (Smart key ECU assembly) A2, B3
      Front passenger door open display signal
      Rear right open display signal
      Rear left open display signal
      Driver door courtesy switch signal Main body ECU (Multiplex network body ECU)
      Front passenger door courtesy switch signal
      Rear right door courtesy switch signal
      Rear left door courtesy switch signal
      Back door courtesy switch signal
      Hood courtesy switch signal
      Steering wheel signal
      Clearance sonar detection (image display)*16 Displayed Input CAN Combination meter display request signal Clearance warning ECU assembly A2, B3
      Sensor DIAG request signal
      Front left area information signal
      Front right area information signal
      Front center area information signal
      Rear left area information signal
      Rear right area information signal
      Rear center area information signal
      Parking Assist Malfunction*16 Displayed Input CAN Sensor DIAG request signal Clearance warning ECU assembly A2, B3
      Clean Parking Assist Sensor*16 Displayed Input CAN Sensor DIAG request signal Clearance warning ECU assembly A2, B3
      Power Turned Off to Save Battery Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Shift to P Before Exiting Vehicle Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Power Steering Malfunction Steering Power Low Visit Your Dealer Displayed Input CAN Multi-information request signal Power steering ECU assembly A2, B3
      Steering Power Low Visit Your Dealer Displayed Input CAN Multi-information request signal Power steering ECU assembly A2, B3
      Power Steering Malfunction Visit Your Dealer Displayed Input CAN Multi-information request signal Power steering ECU assembly A2, B3
      Release Parking Brake Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Vehicle May Roll Shift to P Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Wiper System Malfunction Visit Your Dealer Displayed Input CAN Wiper fault signal Main body ECU (Multiplex network body ECU) A2, B3
      EPB Activation Stopped Incompletely Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Key Not Detected Check Key Location Displayed Input CAN Smart system warning 1 signal Certification ECU (Smart key ECU assembly) A2, B3
      Release Parking Brake while Depressing Brake Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Release Accelerator Displayed Input CAN GOS multi-information request signal ECM A2, B3
      Speed Limit Exceeded*30 Displayed Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU) A2, B3
      Lane Departure Alert Driver Attention Required*17 Displayed Input CAN Request for driver action display signal Forward recognition camera A2, B3
      Lane Keeping Assist Driver Attention Required*18 Displayed Input CAN Request for driver action display signal Forward recognition camera A2, B3
      LDA Hold Steering Wheel*17 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      LKA Hold Steering Wheel*18 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      LDA Steering Assist Unavailable Hold Steering Wheel*17 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      LKA Steering Assist Unavailable Hold Steering Wheel*18 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      LDA Hold Steering Wheel*17 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      LKA Hold Steering Wheel*18 Displayed Input CAN Hands free caution text display signal Forward recognition camera A2, B3
      Parking Brake Overheated Parking Brake Unavailable Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Check Engine Visit Your Dealer Displayed Input CAN MIL request signal ECM A2, B3
      Engine display ID1 signal
      Check Engine Reduced Engine Power Visit Your Dealer Displayed Input CAN MIL request signal ECM A2, B3
      Engine display ID1 signal
      Reduced Engine Power Visit Your Dealer Displayed Input CAN MIL request signal ECM A2, B3
      Engine display ID1 signal
      Engine Maintenance Required Visit Your Dealer*31 Displayed Input CAN MIL request signal ECM A2, B3
      ENG display ID1 signal
      ENG display ID2 signal
      SRS Airbag System Malfunction Visit Your Dealer Displayed Input CAN Airbag warning light control request signal Airbag sensor assembly A2, B3
      Antilock Brake System Malfunction Visit Your Dealer Displayed Input CAN ABS warning light control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Engine Coolant Temp High Stop in a Safe Place See Owner's Manual Displayed Input CAN Engine coolant temperature signal ECM A2, B3
      Charging System Malfunction See Owner's Manual Displayed Input CAN Charge light indicator signal ECM A2, B3
      Radar Cruise Control Unavailable Clean Sensor*14 Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Radar Cruise Control Unavailable*14 Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Radar Cruise Control Unavailable Depress Brake to Resume Driving*14 Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Smart Entry & Start System Malfunction See Owner's Manual Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Blind Spot Monitor Unavailable*19 Displayed Input CAN BSD module status signal Blind spot monitor sensor LH A2, B3
      Cruise Control Malfunction Visit Your Dealer Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Cruise Control Fault Press Brake to Deactivate Visit Your Dealer*14 Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Lane Departure Alert Malfunction Visit Your Dealer*17 Displayed Input CAN Fault condition text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Malfunction Visit Your Dealer*18 Displayed Input CAN Fault condition text display signal Forward recognition camera A2, B3
      Forward Camera System Unavailable Displayed Input CAN PCS temperature message (Camera) signal Driving support ECU assembly A2, B3
      Lane Departure Alert Unavailable*17 Displayed Input CAN Steering assist unusable text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Unavailable*18 Displayed Input CAN Steering assist unusable text display signal Forward recognition camera A2, B3
      Lane Departure Alert Turned On Steering Assist Active*17 Displayed Input CAN LKA mode text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Turned On Steering Assist Active*18 Displayed Input CAN LKA mode text display signal Forward recognition camera A2, B3
      Lane Departure Alert Turned On Steering Assist Inactive*17 Displayed Input CAN LKA mode text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Turned On Steering Assist Inactive*18 Displayed Input CAN LKA mode text display signal Forward recognition camera A2, B3
      Forward Camera System Unavailable Clean Windshield*9 Displayed Input CAN PCS dust message (Camera) signal Driving support ECU assembly A2, B3
      Prolongs Stop & Start and Reduces AC Output*2 Displayed Input CAN Stop and start A/C mode signal Engine stop and start ECU A2, B3
      Balances Stop & Start and AC Output*2 Displayed Input CAN Stop and start A/C mode signal Engine stop and start ECU A2, B3
      Pre-Crash Safety Malfunction Visit Your Dealer*9 Displayed Input CAN PCS fault condition text display signal Driving support ECU assembly A2, B3
      Blind Spot Monitor System Malfunction Visit Your Dealer*19 Displayed Input CAN BSD module status signal Blind spot monitor sensor LH A2, B3
      Oil Pressure Low Stop in a Safe Place See Owner's Manual Displayed Input CAN Engine RPM data signal ECM A2, B3
      Demand of oil pressure light signal ECM*7
      Direct line Engine oil pressure signal Engine oil pressure switch assembly*23
      Transmission Fluid Temp High See Owner's Manual Displayed Input CAN Engine RPM data signal ECM A2, B3
      AT oil temperature warning signal
      AT oil temperature warning mode signal
      AWD System Malfunction 2WD Mode Engaged Visit Your Dealer*4 Displayed Input CAN AWD warning ON and flashing request signal 4WD ECU assembly A2, B3
      Parking Brake Unavailable Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Electronic Parking Brake Malfunction Visit Your Dealer Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Radar Cruise Active Please Pay Attention to Other Vehicles*14 Displayed Input CAN ACC display ID2 signal ECM A2, B3
      Lane Departure Alert Unavailable Below Approx 50km/h*17 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Unavailable Below Approx 50km/h*18 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Lane Departure Alert Unavailable Below Approx 32MPH*17 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Unavailable Below Approx 32MPH*18 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Lane Departure Alert Unavailable at Current Speed*17 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Lane Keeping Assist Unavailable at Current Speed*18 Displayed Input CAN Speed condition failure text display signal Forward recognition camera A2, B3
      Brake Hold Fault Depress Brake to Deactivate Visit Your Dealer Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Warning Depress Brake on Slope Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Dynamic radar cruise control*14 or LKA/LDA*5 indicator Displayed Input CAN White line symbol left side signal Forward recognition camera A2, B3
      White line symbol right side signal
      Steering wheel symbol signal
      ACC display ID2 signal ECM
      Stop & Start System Malfunction Visit Your Dealer*2 Displayed Input CAN Stop and start information (system malfunction) signal Engine stop and start ECU A2, B3
      Engine Stopped Steering Power Low Displayed Input CAN Multi-information request signal Power steering ECU assembly A2, B3
      Turn Off Vehicle Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Would You Like to Take a Rest?*5 Displayed Input CAN SWS rest advisory display signal Forward recognition camera A2, B3
      Please Take a Rest*5 Displayed Input CAN SWS rest advisory display signal Forward recognition camera A2, B3
      Key Left inside Vehicle Displayed Input CAN Smart system warning 3 signal Certification ECU (Smart key ECU assembly) A2, B3
      Turn Lights Off*20 Displayed Input CAN Driver door courtesy switch signal Main body ECU (Multiplex network body ECU) A2, B3
      Lighting system state signal
      Moon Roof Open*21 Displayed Input CAN Slide roof open warning request signal Main body ECU (Multiplex network body ECU) A2, B3
      Window Open Displayed Input CAN Power window open warning request signal Main body ECU (Multiplex network body ECU) A2, B3
      Window / Moon Roof Open*21 Displayed Input CAN Slide roof open warning request signal Main body ECU (Multiplex network body ECU) A2, B3
      Power window open warning request signal
      Depress Brake and Then Touch Key to Engine Switch Displayed Input CAN Smart system warning 1 signal Certification ECU (Smart key ECU assembly) A2, B3
      Depress Brake and Then Start Engine Displayed Input CAN Smart system warning 3 signal Certification ECU (Smart key ECU assembly) A2, B3
      Steering Wheel Lock Press Engine Switch while Turning Wheel Displayed Input CAN Smart system warning 1 signal Certification ECU (Smart key ECU assembly) A2, B3
      Brake Hold Malfunction Visit Your Dealer Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Less Effective during Icy Conditions Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Active Depress Brake and Switch to Deactivate Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Unavailable Driver Door Open Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Unavailable Driver Seat Belt Unbuckled Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Brake Hold Unavailable Hood or Trunk Open Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Depress Brake to Maintain Brake Hold Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Close Driver Door to Maintain Brake Hold Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Fasten Driver Seat Belt to Maintain Brake Hold Displayed Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU) A2, B3
      Parking Brake Activated Release before Driving Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      AWD System Overheated 2WD Mode Engaged*4 Displayed Input CAN AWD warning ON and flashing request signal 4WD ECU assembly A2, B3
      AWD System Overheated Switching to 2WD Mode*4 Displayed Input CAN AWD warning ON and flashing request signal 4WD ECU assembly A2, B3
      Drive-Start Control Malfunction Visit Your Dealer Displayed Input CAN GOS multi-information request signal ECM A2, B3
      ICS Malfunction Visit Your Dealer*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      Brake Override Malfunction Visit Your Dealer Displayed Input CAN BOS multi-information request signal ECM A2, B3
      Key Battery Low Displayed Input CAN Smart system warning 1 signal Certification ECU (Smart key ECU assembly) A2, B3
      Power Back Door Sensor Performance Is Reduced Clean Rear Emblem*22 Displayed Input CAN Emblem sensor information signal Multiplex network door ECU A2, B3
      Engine Oil Level Low Add or Replace Displayed Input CAN Engine RPM data signal ECM A2, B3
      Engine coolant temperature signal
      Direct line Engine oil level signal Engine oil level sensor
      Headlight System Malfunction Visit Your Dealer Displayed Input CAN AZB indicator signal*27 Headlight ECU sub-assembly LH A2, B3
      Headlight leveling indicator signal
      LED headlight indicator signal
      Smart beam indicator signal*26 Main body ECU (Multiplex network body ECU)
      Check RSA System*12 Displayed Input CAN TSR warning message signal Forward recognition camera A2, B3
      Exhaust Filter Full Visit Your Dealer*31 Displayed Input CAN Demand of multi-information display indication about GPF (Gasoline Particulate Filter) signal ECM A2, B3
      Accelerator and Brake Pedals Depressed Simultaneously Displayed Input CAN BOS multi-information request signal ECM A2, B3
      Tire pressure indicator (image display)*3 Displayed Input CAN TPMS display request bit 0 signal Main body ECU (Multiplex network body ECU) A2, B3
      Windshield Washer Fluid Low Displayed Input Direct line Washer fluid level signal Level warning switch assembly A2, B3
      Fuel Low Displayed Input CAN Fuel level signal Fuel sender gauge assembly A2, B3
      Roads May Be Icy Drive with Care Displayed Input CAN Engine RPM data signal ECM A2, B3
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Ambient temperature display signal Air conditioning amplifier assembly
      Ambient temperature display whole number/decimal (0/0.5°C) signal
      Traction Control Turned Off Displayed Input CAN Traction control off light signal Brake actuator assembly (Skid control ECU) A2, B3
      Oil Maintenance Required Soon*1 Displayed Input CAN Oil change indicator 2 signal ECM A2, B3
      Oil Maintenance Required Visit Your Dealer*1 Displayed Input CAN Oil change indicator 2 signal ECM A2, B3
      To Activate Auto High Beam, Switch Headlights to High Beam*26 Displayed Input CAN Smart beam advice signal Main body ECU (Multiplex network body ECU) A2, B3
      To Activate AHS, Switch Headlights to High Beam*27 Displayed Input CAN All zone beam advice signal Headlight ECU sub-assembly LH A2, B3
      A New Key has been Registered Contact Your Dealer for Details Displayed Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly) A2, B3
      Depress Brake and Then Start Engine Displayed Input CAN Smart system warning 1 signal Certification ECU (Smart key ECU assembly) A2, B3
      VSC Turned Off Pre-Crash Brake System Unavailable*9 Displayed Input CAN PB temporary unusable condition text display signal Driving support ECU assembly A2, B3
      VSC OFF light signal Brake actuator assembly (Skid control ECU)
      Pre-Crash Safety Unavailable*9 Displayed Input CAN PCS temporary unusable condition text display signal Driving support ECU assembly A2, B3
      ICS Unavailable*25 Displayed Input CAN ICS Multi Information signal Clearance warning ECU assembly A2, B3
      High Power Consumption Partial Limit On AC/Heater Operation Displayed Input CAN A/C load limitation warning signal Air conditioning amplifier assembly A2, B3
      Pre-Crash Safety Unavailable*9 Displayed Input CAN PCS temperature message (Radar) signal Driving support ECU assembly A2, B3
      Pre-Crash Safety Unavailable Clean Sensor*9 Displayed Input CAN PCS dust message (Radar) signal Driving support ECU assembly A2, B3
      Pre-Crash Safety Off*9 Displayed Input CAN PCS warning message signal Driving support ECU assembly A2, B3
      PCS warning distance unusable condition text display signal
      PCS distance warning signal
      PCS ped warning signal
      PCS preceding vehicle start notification signal
      Exhaust Filter Full See Owner's Manual*31 Displayed Input CAN Demand of multi-information display indication about GPF (Gasoline Particulate Filter) signal ECM A2, B3
      Exhaust Filter Regeneration In Process*31 Displayed Input CAN Demand of multi-information display indication about GPF (Gasoline Particulate Filter) signal ECM A2, B3
      Theft Sensor Turned Off*28 Displayed Input CAN Invasion sensor state display signal Main body ECU (Multiplex network body ECU) A2, B3
      Theft Sensor Turned On*28 Displayed Input CAN Invasion sensor state display signal Main body ECU (Multiplex network body ECU) A2, B3
      Automatic Mode On Shift Operation Sets or Releases Parking Brake Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Automatic Mode Off Displayed Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU) A2, B3
      Each door open (vehicle stopped, engine switch off) Displayed Input CAN Driver door courtesy switch signal Main body ECU (Multiplex network body ECU) A2, B3
      Front passenger door courtesy switch signal
      Rear right door courtesy switch signal
      Rear left door courtesy switch signal
      Back door courtesy switch signal
      Hood courtesy switch signal
      Steering wheel signal

      • *1: w/ Oil Maintenance Required Reminder

      • *2: w/ Stop and Start System

      • *3: w/ Tire Pressure Warning System

      • *4: for AWD

      • *5: w/ LKA/LDA System

      • *6: for TFT Meter Type

      • *7: for 8AR-FTS

      • *8: w/ Navigation System

      • *9: w/ Pre-crash Safety System

      • *10: w/o Adaptive Variable Suspension System

      • *11: w/ Adaptive Variable Suspension System

      • *12: w/ Road Sign Assist System

      • *13: w/o Dynamic Radar Cruise Control System

      • *14: w/ Dynamic Radar Cruise Control System

      • *15: w/ Adjustable Speed Warning

      • *16: w/ LEXUS Parking Assist-sensor System

      • *17: w/o LKA

      • *18: w/ LKA

      • *19: w/ Blind Spot Monitor System

      • *20: w/ Light Reminder Warning

      • *21: w/ Sliding Roof System or Panoramic Moon Roof System

      • *22: w/ Power Back Door System

      • *23: for 2GR-FKS

      • *24: w/ Gear Shift Indicator

      • *25: w/ Intelligent Clearance Sonar System

      • *26: w/ Automatic High Beam System

      • *27: w/ Adaptive High Beam System

      • *28: w/ Intrusion Sensor

      • *29: w/ Manual (SOS) Switch

      • *30: w/ 120 km/h Speed Warning

      • *31: w/ Differential Pressure Sensor

    4. Buzzer

      Item Condition Input/Output Communication line Signal Component
      Seat belt warning (for Driver side) buzzer Sounds intermittently (Maximum 5 times) Input CAN Driver seat belt buckle switch signal Main body ECU (Multiplex network body ECU)
      Sounds once/Sounds intermittently Input CAN Driver seat buckle switch signal Main body ECU (Multiplex network body ECU)
      Parking brake switch signal
      Shift position P signal ECM
      Shift position R signal
      Restart while driving notification buzzer Sounds continuously Input CAN Smart system warning 2 signal Certification ECU (Smart key ECU assembly)
      Engine switch operation while driving warning buzzer Sounds intermittently Input CAN Buzzer request signal Certification ECU (Smart key ECU assembly)
      Seat belt warning (for Front passenger side) buzzer Sounds once/Sounds intermittently Input CAN Parking brake switch signal Main body ECU (Multiplex network body ECU)
      Shift position P signal ECM
      Shift position R signal
      Front passenger seat occupant detection status signal*9 Airbag sensor assembly
      Front passenger seat belt buckle switch detection status signal
      Direct line Front passenger seat occupant detection status signal Separate type front seat cushion pad (Occupant detection sensor)*10
      Seat belt warning (for Rear seat) buzzer*1 Sounds intermittently Input CAN Parking brake switch signal Main body ECU (Multiplex network body ECU)
      Rear right door courtesy switch signal
      Rear left door courtesy switch signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Shift position P signal ECM
      Shift position R signal
      Direct line Rear No. 1 left seat belt buckle switch signal Rear seat inner belt assembly LH
      Rear No. 1 right seat belt buckle switch signal Rear seat 3 point type belt assembly RH
      Rear center seat belt buckle switch signal Rear center seat inner belt assembly
      Rear No. 2 left seat belt buckle switch signal Rear No. 2 seat inner belt assembly LH*14
      Rear No. 2 right seat belt buckle switch signal Rear No. 2 seat inner belt assembly RH*14
      Lane departure alert cancel buzzer*2 Sounds twice Input CAN Lane departure alert cancel buzzer signal Forward recognition camera
      Emergency stop buzzer Sounds continuously Input CAN Buzzer request signal Certification ECU (Smart key ECU assembly)
      Vehicle roll-away notification buzzer Sounds once/Sounds intermittently Input CAN Engine RPM data signal ECM
      Shift position P signal
      Shift position N signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Eco mode signal Engine stop ad start ECU*3
      Brake fluid low warning buzzer Sounds intermittently Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Direct line Brake fluid level warning switch signal Brake master cylinder reservoir assembly (Brake fluid level warning switch)
      Engine oil pressure warning buzzer Sounds intermittently Input CAN Engine RPM data signal ECM
      Demand of oil pressure light signal ECM*11
      Direct line Engine oil pressure signal Engine oil pressure switch assembly*12
      EPS warning buzzer Sounds once/Sounds intermittently Input CAN Demand buzzer to meter signal Power steering ECU assembly
      Lane departure alert warning buzzer*2 Sounds intermittently Input CAN LDW buzzer signal Forward recognition camera
      Engine coolant temperature warning buzzer Sounds once Input CAN Engine coolant temperature signal ECM
      Smart key warning buzzer Sounds intermittently Input CAN Meter buzzer intermittence request signal Certification ECU (Smart key ECU assembly)
      Sounds intermittently (Maximum 9 times) Input CAN Meter buzzer intermittent request (0.7 sec. cycle) signal
      Sounds once Input CAN Meter buzzer single-shot request signal
      Sounds continuously Input CAN Meter buzzer continuation request signal
      Stop and start warning buzzer*3 Sounds continuously Input CAN Sounding buzzer request signal Engine stop and start ECU
      P shift operation advice buzzer Sounds once Input CAN Buzzer request signal Certification ECU (Smart key ECU assembly)
      Multi-information display warning buzzer Sounds once Input CAN Multi-information display warning signal Related ECUs
      Direct line
      Electric parking brake cancel buzzer Sounds twice Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU)
      Brake hold control non-cancellation warning buzzer Sounds twice Input CAN Brake hold information control flag signal Brake actuator assembly (Skid control ECU)
      Radar cruise control low speed cancel buzzer*4 Sounds twice Input CAN Low speed cancel buzzer request signal ECM
      Low speed range of the vehicle in front buzzer*4 Sounds four times Input CAN Low speed zone leading vehicle lost buzzer signal ECM
      Lane departure alert hands-free caution buzzer*2 Sounds intermittently Input CAN Hands-free caution text display signal Forward recognition camera
      Immobiliser key identification completion buzzer Sounds once Input CAN Immobiliser key identification completion signal Certification ECU (Smart key ECU assembly)
      Speed warning buzzer*6 Sounds intermittently (Maximum 6 times) Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Speed limit buzzer*7 Sounds intermittently Input CAN Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Driving with parking brake unreleased warning buzzer Sounds intermittently Input Direct line EPB warning 2 signal Brake actuator assembly (Skid control ECU)
      Driving with door open warning buzzer Sounds intermittently Input CAN Driver door courtesy switch signal Main body ECU (Multiplex network body ECU)
      Front passenger door courtesy switch signal
      Rear right door courtesy switch signal
      Rear left door courtesy switch signal
      Back door courtesy switch signal
      Hood courtesy switch signal
      Vehicle speed (SP1) signal Brake actuator assembly (Skid control ECU)
      Unsteady driving alert buzzer*2 Sounds twice Input CAN SWS buzzer request signal Forward recognition camera
      Road sign assist buzzer*8 Sounds four times Input CAN Buzzer request of permanent area signal Forward recognition camera
      Buzzer request of camera ADAS tab signal
      Sports shift reject buzzer Sounds twice Input CAN Reject buzzer signal ECM
      Light reminder buzzer*9 Sounds continuously Input CAN Lighting system state signal Main body ECU (Multiplex network body ECU)
      Driver door courtesy switch signal
      Turn signal flasher buzzer Sounds intermittently Input CAN Flasher request signal Main body ECU (Multiplex network body ECU)
      PBD hazard request signal Multiplex network door ECU*13
      Hazard light activation request signal Telematics transceiver*5
      Direct line LH turn signal switch signal Headlight dimmer switch assembly
      RH turn signal switch signal
      Hazard warning switch signal Radio receiver assembly (Hazard warning signal switch)
      GPF buzzer*15 Sounds once Input CAN Demand of buzzer for GPF (Gasoline Particulate Filter) indication signal ECM

      • *1: w/ Rear Seat Belt Warning

      • *2: w/ LKA/LDA System

      • *3: w/ Stop and Start System

      • *4: w/ Dynamic Radar Cruise Control System

      • *5: w/ Manual (SOS) Switch

      • *6: w/ 120 km/h Speed Warning

      • *7: w/ Adjustable Speed Warning

      • *8: w/ Road Sign Assist System

      • *9: w/ Light Reminder Warning

      • *9: w/ Occupant Classification System

      • *10: w/o Occupant Classification System

      • *11: for 8AR-FTS

      • *12: for 2GR-FKS

      • *13: w/ Power Back Door System

      • *14: w/ Rear No. 2 Seat

      • *15: w/ Differential Pressure Sensor

    5. Others

      Item Condition Input/Output Communication line Signal Component
      Meter illumination Illumination level Input CAN Illuminance data signal Main body ECU (Multiplex network body ECU)
      Auto dimmer signal
      Taillight request signal
      Parked condition signal
      Panel lighting request signal
      Direct line Illumination level signal Trip switch assembly
      - Output CAN Rheostat duty signal Related ECUs
      Lounge illumination off signal
      Tail cancel signal
      Direct line Illumination level output signal

  3. MULTI-INFORMATION DISPLAY FLOW CHART


    1. Multi-information display flow chart

      B007ZRXC04
      *a Conditions are met *b Conditions are not met
      *c If there are multiple display requests, items will be displayed in sequence *d Item or display is selected by operating the steering pad switch
      *e Odometer display is displayed for a certain period of time after the engine switch is turned off *f After engine switch is turned on (IG)

  4. DESCRIPTION OF WARNING DISPLAYS

    Priority System name/(Vehicle Function)

    Master Warning Light

    ○: Comes on

    ●: Blinks

    		 Buzzer (*1) Display Level
    1 Dynamic torque control AWD system - - AWD TEST MODE Caution
    (Chassis dynamometer mode) - - CDY-2 Caution
    - - CDY-4 Caution
    LKA/LDA system - - ADJUSTING LDA CAMERA Caution
    Dynamic radar cruise control system - - ADJUSTING FRONT RADAR BEAM Caution
    Pre-crash safety system - - ERROR ADJUSTING FRONT RADAR BEAM Caution
    - - ADJUSTING FRONT RADAR BEAM VERTICAL Caution
    - - ADJUSTING FRONT RADAR BEAM HORIZONTAL Caution
    - - CHECKING PRE-CRASH BRAKE Caution
    Dynamic radar cruise control system - - CHECKING CRUISE CONTROL BRAKE Caution
    Intelligent clearance sonar system - - WRITE ZERO-POINT OF STEERING ANGLE Caution
    - - END OF ADJUSTMENT Caution
    - - MEMORY ERROR Caution
    Lighting system - - Headlight System Uninitialized Visit Your Dealer Advisory
    Pre-crash safety system - - BRAKE! Warning
    Entry and start system ● * Push and Hold Engine Switch for Emergency Stop Warning
    ● * Shift to N and Press Engine Switch to Restart Caution
    (Vehicle roll-away warning) ● * Engine Stopped Shift to P Caution
    ● * Engine Stopped Stop in a Safe Place Caution
    2 Dynamic radar cruise control system - - Dynamic radar cruise control or LKA/LDA warning reminder indicator Warning
    LKA/LDA system
    Vehicle stability control system ● ○ Braking Power Low Stop in a Safe Place See Owner's Manual Warning
    Intelligent clearance sonar system ● ○ Switch to Brake Caution
    ● ○ BRAKE! Caution
    ● ○ Object Detected Acceleration Reduced Caution
    Brake override system ● ○ Accelerator Stuck Depress Brake to Stop Caution
    Entry and start system ● ○ Shift to P Before Exiting Vehicle Caution
    3 (Each door warning (vehicle being driven)) ● * Each door open (vehicle being driven) (image display) Caution
    (Each door warning (vehicle stopped, engine switch on (IG)) - - Each door open (vehicle stopped) (image display) Caution
    LEXUS parking assist-sensor system - - Clearance sonar detection (image display) Caution
    ○ - Parking Assist Malfunction Caution
    ○ - Clean Parking Assist Sensor Caution
    4 Entry and start system - - Power Turned Off to Save Battery Caution
    5 Entry and start system ● * Shift to P Before Exiting Vehicle Caution
    6 Power steering system ●/○ * Power Steering Malfunction Steering Power Low Visit Your Dealer Caution
    ●/○ * Steering Power Low Visit Your Dealer Caution
    Power steering system ○ * Power Steering Malfunction Visit Your Dealer Caution
    (Parking brake) ● * Release Parking Brake Caution
    Electric parking brake system ● ○ Vehicle May Roll Shift to P Caution
    Wiper and washer system ○ ○ Wiper System Malfunction Visit Your Dealer Caution
    Electric parking brake system ● ○ EPB Activation Stopped Incompletely Caution
    Entry and start system - * Key Not Detected Check Key Location Caution
    Electric parking brake system - * Release Parking Brake while Depressing Brake Caution
    Drive start control system ● ○ Release Accelerator Caution
    7 (Speed warning) - * Speed Limit Exceeded Caution
    8 LKA/LDA system ○ * Lane Departure Alert Driver Attention Required Caution
    ○ * Lane Keeping Assist Driver Attention Required Caution
    - - LDA Hold Steering Wheel Caution
    - - LKA Hold Steering Wheel Caution
    ○ ○ LDA Steering Assist Unavailable Hold Steering Wheel Caution
    ○ ○ LKA Steering Assist Unavailable Hold Steering Wheel Caution
    ○ * LDA Hold Steering Wheel Caution
    ○ * LKA Hold Steering Wheel Caution
    Electric parking brake system ○ * Parking Brake Overheated Parking Brake Unavailable Caution
    9 SFI system ○ ○ Check Engine Visit Your Dealer Caution
    ○ ○ Check Engine Reduced Engine Power Visit Your Dealer Caution
    ○ ○ Reduced Engine Power Visit Your Dealer Caution
    ○ ○ Engine Maintenance Required Visit Your Dealer Caution
    Airbag system ○ ○ SRS Airbag System Malfunction Visit Your Dealer Caution
    Vehicle stability control system - ○ Antilock Brake System Malfunction Visit Your Dealer Caution
    SFI system ○ * Engine Coolant Temp High Stop in a Safe Place See Owner's Manual Caution
    Charging system - - Charging System Malfunction See Owner's Manual Caution
    Dynamic radar cruise control system ○ ○ Radar Cruise Control Unavailable Clean Sensor Caution
    ○ ○ Radar Cruise Control Unavailable Caution
    - - Radar Cruise Control Unavailable Depress Brake to Resume Driving Caution
    Entry and start system ○ * Smart Entry & Start System Malfunction See Owner's Manual Caution
    Blind spot monitor system ○ ○ Blind Spot Monitor Unavailable Caution
    Dynamic radar cruise control system ○ ○ Cruise Control Malfunction Visit Your Dealer Caution
    Cruise control system
    Dynamic radar cruise control system ○ ○ Cruise Control Fault Press Brake to Deactivate Visit Your Dealer Caution
    LKA/LDA system ○ ○ Lane Departure Alert Malfunction Visit Your Dealer Caution
    ○ ○ Lane Keeping Assist Malfunction Visit Your Dealer Caution
    Pre-crash safety system - - Forward Camera System Unavailable Caution
    LKA/LDA system ○ ○ Lane Departure Alert Unavailable Caution
    ○ ○ Lane Keeping Assist Unavailable Caution
    - - Lane Departure Alert Turned On Steering Assist Active Advisory
    - - Lane Keeping Assist Turned On Steering Assist Active Advisory
    - - Lane Departure Alert Turned On Steering Assist Inactive Advisory
    - - Lane Keeping Assist Turned On Steering Assist Inactive Advisory
    Pre-crash safety system - - Forward Camera System Unavailable Clean Windshield Caution
    Stop and start system - - Prolongs Stop & Start and Reduces AC Output Advisory
    - - Balances Stop & Start and AC Output Advisory
    9 Pre-crash safety system ○ ○ Pre-Crash Safety Malfunction Visit Your Dealer Caution
    Blind spot monitor system ○ ○ Blind Spot Monitor System Malfunction Visit Your Dealer Caution
    (Engine oil pressure switch assembly) ○ * Oil Pressure Low Stop in a Safe Place See Owner's Manual Caution
    Automatic transaxle system ○ ○ Transmission Fluid Temp High See Owner's Manual Caution
    Dynamic torque control AWD system ○ ○ AWD System Malfunction 2WD Mode Engaged Visit Your Dealer Caution
    Electric parking brake system ○ ○ Parking Brake Unavailable Caution
    ○ ○ Electronic Parking Brake Malfunction Visit Your Dealer Caution
    Dynamic radar cruise control system - - Radar Cruise Active Please Pay Attention to Other Vehicles Caution
    LKA/LDA system - - Lane Departure Alert Unavailable Below Approx 50km/h Advisory
    - - Lane Keeping Assist Unavailable Below Approx 50km/h Advisory
    - - Lane Departure Alert Unavailable Below Approx 32MPH Advisory
    - - Lane Keeping Assist Unavailable Below Approx 32MPH Advisory
    - - Lane Departure Alert Unavailable at Current Speed Advisory
    - - Lane Keeping Assist Unavailable at Current Speed Advisory
    Electric parking brake system ○ ○ Brake Hold Fault Depress Brake to Deactivate Visit Your Dealer Caution
    ● ○ Brake Hold Warning Depress Brake on Slope Caution
    10 Dynamic radar cruise control system - - Dynamic radar cruise control or LKA/LDA indicator -
    LKA/LDA system
    Stop and start system ○ ○ Stop & Start System Malfunction Visit Your Dealer Caution
    Power steering system ○ * Engine Stopped Steering Power Low Caution
    Entry and start system ●/- * Turn Off Vehicle Caution
    LKA/LDA system - * Would You Like to Take a Rest? Advisory
    - * Please Take a Rest Advisory
    Entry and start system - - Key Left inside Vehicle Caution
    Lighting system ● * Turn Lights Off Caution
    Sliding roof system ● ○ Moon Roof Open Caution
    Power window control system ● ○ Window Open Caution
    Power window control system ● ○ Window / Moon Roof Open Caution
    Sliding roof system
    Entry and start system - * Depress Brake and Then Touch Key to Engine Switch Caution
    - -/* Depress Brake and Then Start Engine Caution
    11 Steering lock system ● * Steering Wheel Lock Press Engine Switch while Turning Wheel Caution
    Electric parking brake system ○ ○ Brake Hold Malfunction Visit Your Dealer Caution
    ○ ○ Brake Hold Less Effective during Icy Conditions Caution
    - * Brake Hold Active Depress Brake and Switch to Deactivate Caution
    - * Brake Hold Unavailable Driver Door Open Caution
    - * Brake Hold Unavailable Driver Seat Belt Unbuckled Caution
    - * Brake Hold Unavailable Hood or Trunk Open Caution
    - * Depress Brake to Maintain Brake Hold Caution
    - * Close Driver Door to Maintain Brake Hold Caution
    - * Fasten Driver Seat Belt to Maintain Brake Hold Caution
    - - Parking Brake Activated Release before Driving Caution
    Dynamic torque control AWD system ● ○ AWD System Overheated 2WD Mode Engaged Caution
    ● ○ AWD System Overheated Switching to 2WD Mode Caution
    Intelligent clearance sonar system ○ ○ ICS Malfunction Visit Your Dealer Caution
    Drive start control system ○ ○ Drive-Start Control Malfunction Visit Your Dealer Caution
    Brake override system ○ ○ Brake Override Malfunction Visit Your Dealer Caution
    12 Entry and start system - * Key Battery Low Caution
    Power back door system ○ ○ Power Back Door Sensor Performance Is Reduced Clean Rear Emblem Caution
    (Engine oil level sensor) - - Engine Oil Level Low Add or Replace Advisory
    Automatic high beam system ○ ○ Headlight System Malfunction Visit Your Dealer Caution
    Adaptive high beam system
    Automatic headlight beam level control system
    AFS (Adaptive front-lighting system)
    Lighting system
    Road sign assist system ○ ○ Check RSA System Caution
    SFI system ○ - Exhaust Filter Full Visit Your Dealer Caution
    Brake override system ● - Accelerator and Brake Pedals Depressed Simultaneously Advisory
    Tire pressure warning system - - Tire pressure indicator (image display) Advisory
    13 (Windshield washer fluid warning) - - Windshield Washer Fluid Low Advisory
    (Fuel level warning) - - Fuel Low Advisory
    (Ice warning) - ○ Roads May Be Icy Drive with Care Advisory
    Vehicle stability control system - - Traction Control Turned Off Caution
    (Oil maintenance) - - Oil Maintenance Required Soon Advisory
    (Oil maintenance) - - Oil Maintenance Required Visit Your Dealer Advisory
    Automatic high beam system - - To Activate Auto High Beam, Switch Headlights to High Beam Advisory
    Adaptive high beam system - - To Activate AHS, Switch Headlights to High Beam Advisory
    Entry and start system - - A New Key has been Registered Contact Your Dealer for Details Caution
    - - Depress Brake and Then Start Engine Caution
    Pre-crash safety system - - VSC Turned Off Pre-Crash Brake System Unavailable Advisory
    - - Pre-Crash Safety Unavailable Advisory
    Intelligent clearance sonar system ● - ICS Unavailable Advisory
    Air conditioning system ● - High Power Consumption Partial Limit On AC/Heater Operation Advisory
    Pre-crash safety system - - Pre-Crash Safety Unavailable Advisory
    - - Pre-Crash Safety Unavailable Clean Sensor Advisory
    - - Pre-Crash Safety Off Advisory
    SFI system - - Exhaust Filter Full See Owner's Manual Advisory
    - - Exhaust Filter Regeneration In Process Advisory
    Theft deterrent system - - Theft Sensor Turned Off Caution
    - - Theft Sensor Turned On Caution
    Electric parking brake system - ○ Automatic Mode On Shift Operation Sets or Releases Parking Brake Advisory
    - ○ Automatic Mode Off Advisory
    (Each door open (vehicle stopped, engine switch off)) - - Each door open (vehicle stopped, engine switch off) Caution

    • *: An exclusive buzzer sounds depending on condition

    • *1: Buzzers that are linked with the master warning light