METER / GAUGE SYSTEM SYSTEM DIAGRAM


  1. CAN SIGNAL

    A01DU4LE03
    A01DRHAE01
    A01DMURE05
    A01DS2EE03
    A01DRB0E05

  2. DIRECT LINE SIGNAL


    1. Combination Meter Assembly

      A01DRTME01
      A01DTR0E01
      A01DSKKE01

  3. INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY


    1. Meter or Gauge

      Meter or Gauge Communication Signal Sender Communication Line Receiver
      Speedometer Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Tachometer Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Direct Line*1
      Fuel receiver gauge Fuel level Fuel Sender Gauge Assembly Direct Line Combination Meter Assembly
      Engine coolant temperature receiver gauge Engine coolant temperature ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Direct Line*1
      ODO/TRIP meter ODO/TRIP change Light Control Rheostat Direct Line Combination Meter Assembly
      ODO signal Skid Control ECU CAN (CAN No. 1 Bus)
      Meter illumination Illumination level Light Control Rheostat Direct Line Combination Meter Assembly
      Tail cancel*2 Combination Meter Assembly CAN (CAN No. 1 Bus) Main Body ECU
      Certification ECU

      • *1: for 5L-E

      • *2: for Optitron Meter

    2. Warning or Indicator

      Warning or Indicator Communication Signal Sender Communication Line Receiver
      High beam indicator light High beam indicator light Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Turn indicator light Turn indicator Turn Signal Flasher Direct Line Combination Meter Assembly
      Fuel level warning light Fuel level Fuel Sender Gauge Assembly Direct Line Combination Meter Assembly
      Brake warning light Brake warning light Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Parking brake switch Main Body ECU CAN (CAN No. 1 Bus)
      Brake fluid level Brake Fluid Level Warning Switch CAN (CAN No. 1 Bus)*1
      Direct Line*2
      SRS warning light SRS warning light Center Airbag Sensor Assembly CAN (CAN No. 1 Bus) Combination Meter Assembly
      Open door warning light Each door courtesy switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Charge warning light Charge warning light Generator Direct Line Combination Meter Assembly
      MIL (Malfunction Indicator Lamp) MIL (Malfunction Indicator Lamp) ECM Direct Line Combination Meter Assembly
      Front seat belt warning light Driver side seat belt buckle switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Front passenger side seat belt buckle switch Front Seat Inner Belt Assembly RH*27 Direct Line Combination Meter Assembly
      Front Seat Inner Belt Assembly LH*28
      ABS warning light ABS warning light Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      PPS warning light*3 PPS warning light Power Steering ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Tail indicator light Taillight Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Slip indicator light*3 Slip indicator Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Cruise indicator light*4 Cruise main indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Cruise set light*4 Cruise set indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      SIL indicator (Up, Down)*5, *6, *7 SIL indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      VSC OFF indicator light*3 VSC OFF indicator Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Eco driving indicator light*8 Ecology lamp indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      A/T OIL TEMP indicator light*8, *20 A/T OIL TEMP indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Center differential lock indicator light Center differential lock indicator Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Rear differential lock indicator light Rear differential lock indicator Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      4LO indicator light 4LO indicator Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      PCS warning light*9 PCS warning Driving Support ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      Radar Cruise indicator light*10 Cruise main indicator (Constant vehicle speed mode) Driving Support ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      Cruise main indicator (Vehicle-to-vehicle distance control mode)
      Clearance sonar indicator light*11 Clearance sonar indicator Clearance Warning ECU CAN (CAN No. 2 Bus) Combination Meter Assembly
      Front fog indicator light*13 Front fog indicator Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Rear fog indicator light*14 Rear fog indicator Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      SMART Key indicator light*15, *20 SMART Key indicator Certification ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      KDSS indicator light*16 KDSS indicator Stabilizer Control ECU CAN (CAN No. 2 Bus) Combination Meter Assembly
      TRC OFF indicator light*3 TRC OFF Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Glow indicator light*6, *17 Glow indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      SPEED LIMIT indicator light*18 SPEED LIMIT indicator Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      CRAWL indicator light*19 CRAWL indicator Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      T-BELT indicator light*6, *17, *20 T-BELT indicator Combination Meter Assembly - Combination Meter Assembly
      Oil pressure warning light*20 Oil pressure warning light ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Oil level warning light*6, *20, *21 Oil level warning light ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      2nd START indicator light*8 2nd START indicator ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel filter warning light*6, *18, *24, *25 Fuel filter warning light ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Sediment warning light*5, *6, *17 Sediment warning light ECM Direct Line Combination Meter Assembly
      DAC indicator light*26 Sediment warning light Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Multi-terrain select indicator light*19 Multi-terrain select indicator light Driving Support Switch Control ECU CAN (CAN MS Bus) Combination Meter Assembly
      Master warning light Each system warning Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Power Steering ECU
      Four Wheel Drive Control ECU
      Certification ECU*15
      Center Airbag Sensor Assembly
      ECM
      Main Body ECU
      TCM*6, *8
      Clearance Warning ECU*11 CAN (CAN No. 2 Bus)
      Driving Support ECU Assembly*10
      Suspension Control ECU*22
      Headlight Swivel ECU Assembly*12
      Seat Belt Control ECU*9
      BSM indicator light*29 BSM indicator light Blind Spot Monitor Sensor LH CAN (CAN No. 2 Bus) Combination Meter Assembly
      Headlight beam level control system warning light*12 Headlight beam level control system warning light Headlight Swivel ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      LED headlight warning light*12 LED headlight warning light Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Tire pressure warning light*30 Tire pressure warning light Tire Pressure Monitor Receiver Assembly Direct Line Combination Meter Assembly
      Washer level warning light*20*31 Washer level warning light Level Warning Switch Assembly Direct Line Combination Meter Assembly

      • *1: except 5L-E, 2TR-FE

      • *2: for 5L-E, 2TR-FE

      • *3: except 5L-E

      • *4: w/ Cruise Control

      • *5: for Europe

      • *6: for 1KD-FTV

      • *7: for Manual Transmission

      • *8: for Automatic Transmission

      • *9: w/ Pre-crash Safety System

      • *10: w/ Dynamic Radar Cruise Control

      • *11: w/ TOYOTA Parking Assist-sensor System

      • *12: for LED Headlight

      • *13: w/ Front Fog Light

      • *14: w/ Rear Fog Light

      • *15: w/ Entry and Start System

      • *16: w/ Kinetic Dynamic Suspension System

      • *17: for 5L-E

      • *18: for Middle East

      • *19: w/ CRAWL Control

      • *20: for Analog Meter

      • *21: for Europe, 1GR-FE

      • *22: w/ Air Suspension

      • *23: w/ Rear Differential Lock

      • *24: except Europe

      • *25: for Australia

      • *26: w/ Downhill Assist Control

      • *27: for LHD

      • *28: for RHD

      • *29: w/ Blind Spot Monitor System

      • *30: w/ Tire Pressure Monitor System

      • *31: for Cold Area

    3. Cruise Information Display

      Cruise Information Display Communication Signal Sender Communication Line Receiver
      Average fuel consumption*1 Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel injection
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      ODO
      Multi-information switch*2 Multi-information Switch (Steering Pad Switch Assembly) LIN
      Trip switch*3 Trip Switch Direct Line
      Average vehicle speed*1 Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      ODO
      Engine speed ECM
      Multi-information switch*2 Multi-information Switch (Steering Pad Switch Assembly) LIN
      Trip switch Trip Switch Direct Line
      Average fuel consumption after refueling display*2 Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel injection
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      ODO
      Current fuel consumption*1 Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel injection
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      Driving range*1 Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel injection
      Engine type
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      Fuel level Fuel Sender Gauge Assembly Direct Line
      Elapsed time*2 Engine speed ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Multi-information switch Multi-information Switch (Steering Pad Switch Assembly) LIN
      Eco driving indicator zone display*4 Eco-zone indicator level ECM CAN (CAN No. 1 Bus) Combination Meter Assembly

      Outside temperature*1

      Road surface ice display*1*2

      		 Outside temperature Air Conditioner Amplifier Assembly CAN (CAN Power Management Bus) Combination Meter Assembly

      • *1: except 5L-E

      • *2: for Optitron Meter

      • *3: for Analog Meter

      • *4: for Automatic Transmission

    4. Multi-information Display Message (for Optitron Meter)

      Multi-information Display Message Communication Signal Sender Communication Line Receiver
      Open door message Each door courtesy switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Air suspension message*1 Air suspension message Suspension Control ECU CAN (CAN No. 2 Bus) Combination Meter Assembly
      Pre-crash safety message*2 Pre-crash safety message Seat Belt Control ECU CAN (CAN No. 2 Bus) Combination Meter Assembly
      Dynamic radar cruise message*3 Dynamic radar cruise control message Driving Support ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      Cruise control message*4 Cruise control message ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Sliding roof message*5 Sliding roof message Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Steering lock message*6 Steering lock warning Certification ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Entry and start system message*6 Entry and start system message Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Certification ECU
      Engine immobiliser certification message Certification message ID Code Box CAN (CAN No. 1 Bus) Combination Meter Assembly
      Oil pressure message Oil pressure message Oil Pressure Switch Direct Line Combination Meter Assembly
      Driving with parking brake unreleased message Parking brake switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      Low engine oil level*7, *8 Oil level Oil Level Sensor Direct Line Combination Meter Assembly
      CRAWL control system message*9 CRAWL control system message Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Oil maintenance required message*7, *10 Oil maintenance required message ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Fuel filter message*7, *11 Fuel filter message Fuel Filter Switch Direct Line Combination Meter Assembly
      Check fuel system message*14 Check fuel system message Fuel Sender Gauge Direct Line Combination Meter Assembly
      SEDIMENT message*7, *10 SEDIMENT message Sedimenter Switch Direct Line Combination Meter Assembly
      T-BELT message*7 T-BELT message Combination Meter Assembly - Combination Meter Assembly
      A/T fluid temperature high message*12 A/T fluid temperature high message ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      A/T fluid temperature sensor open message*12 A/T fluid temperature sensor open message ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Clearance sonar indicator*13 Clearance sonar indicator Clearance Warning ECU CAN (CAN No. 2 Bus) Combination Meter Assembly
      Multi terrain select message*9 Multi terrain select message Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Steering angle*2 Steering angle Steering Angle Sensor (Spiral Cable Sub-assembly) CAN (CAN No. 1 Bus) Combination Meter Assembly
      Multi-information switch Multi-information Switch (Steering Pad Switch Assembly) LIN
      Digital speedometer Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Blind spot monitor message*16 Blind spot monitor message Blind Spot Monitor Sensor LH CAN (CAN No. 2 Bus) Combination Meter Assembly
      LED headlight message*17 LED headlight message Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Washer level message*18 Washer level message Level Warning Switch Assembly Direct Line Combination Meter Assembly
      Clinometer display Yaw rate sensor Yaw Rate Sensor CAN (CAN No. 1 Bus) Combination Meter Assembly
      Traction operation display Traction operation Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Center differential lock display Center differential lock Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Rear differential lock display Rear differential lock Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Turn-by-turn navigation display*15 Turn-by-turn navigation Navigation Receiver Assembly CAN (CAN No. 1 Bus) Combination Meter Assembly
      Compass display*15 Compass Navigation Receiver Assembly CAN (CAN No. 1 Bus) Combination Meter Assembly

      • *1: w/ Air Suspension

      • *2: w/ Pre-crash Safety System

      • *3: w/ Dynamic Radar Cruise Control System

      • *4: w/ Cruise Control System

      • *5: w/ Sliding Roof System

      • *6: w/ Entry and Start System

      • *7: for 1KD-FTV

      • *8: for Europe, 1GR-FE

      • *9: w/ CRAWL Control

      • *10: for Europe

      • *11: except Europe

      • *12: for Automatic Transmission

      • *13: w/ TOYOTA Parking Assist-sensor System

      • *14: for Sub Tank Type

      • *15: w/ Navigation System

      • *16: w/ Blind Spot Monitor System

      • *17: for LED Headlight

      • *18: for Cold Area

    5. Buzzer

      Buzzer Communication Signal Sender Communication Line Receiver
      Shift down reject buzzer*1 Shift down reject buzzer ECM CAN (CAN No. 1 Bus) Combination Meter Assembly
      Seat belt warning buzzer Driver side seat belt buckle switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Driver side door courtesy switch
      Front passenger side door courtesy switch
      Rear door courtesy switch
      Front passenger side seat belt buckle switch Front Passenger Side Seat Belt Buckle Switch Direct Line
      Shift position R signal ECM CAN (CAN No. 1 Bus)
      Back-up Light Switch*2 Direct Line
      Shift position P signal ECM CAN (CAN No. 1 Bus)
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      Driving with any door opened warning buzzer Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Each door courtesy switch Main Body ECU
      Entry and start system warning buzzer Entry and start system warning buzzer request Certification ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Engine immobiliser certification buzzer Certification complete ID Code Box CAN (CAN No. 1 Bus) Combination Meter Assembly
      Driving with parking brake unreleased warning buzzer Parking brake switch Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Vehicle speed Skid Control ECU CAN (CAN No. 1 Bus)
      Sliding roof open warning*4 Sliding roof open warning buzzer request Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Light reminder buzzer*5, *14 Door courtesy switch signal Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Taillight signal
      Light auto cut delay signal
      Dynamic radar cruise control low speed cancel buzzer*6 Dynamic radar cruise control low speed cancel buzzer Driving Support ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      Dynamic radar cruise control warning buzzer*6 Dynamic radar cruise control warning buzzer Driving Support ECU Assembly CAN (CAN No. 2 Bus) Combination Meter Assembly
      4WD buzzer 4WD buzzer Four Wheel Drive Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Shift position R buzzer*7 Shift position R buzzer Back-up Light Switch Direct Line Combination Meter Assembly
      Speed limit exceeded buzzer*8 Speed limit exceeded buzzer Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      SEDIMENT buzzer*9, *10, *11 SEDIMENT buzzer Sedimenter Switch Direct Line Combination Meter Assembly
      Key reminder buzzer*12

      Driver side door courtesy switch

      Engine switch

      		 Main Body ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      VSC buzzer*15 VSC buzzer*15 Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Master warning buzzer Each system warning Skid Control ECU CAN (CAN No. 1 Bus) Combination Meter Assembly
      Certification ECU*3
      Center Airbag Sensor Assembly
      ECM
      Main Body ECU
      TCM*2, *10
      Driving Support ECU Assembly*6 CAN (CAN No. 2 Bus)
      Suspension Control ECU*13

      • *1: for A750F

      • *2: for Manual Transmission

      • *3: w/ Entry and Start System

      • *4: w/ Sliding Roof System

      • *5: for Europe

      • *6: w/ Dynamic Radar Cruise Control

      • *7: for RA61F

      • *8: for Middle East

      • *9: for 5L-E

      • *10: for 1KD-FTV

      • *11: except Europe

      • *12: w/o Entry and Start System

      • *13: w/ Air Suspension

      • *14: for India

      • *15: except 5L-E

    6. Others

      Signal Communication Signal Sender Communication Line Receiver
      Vehicle speed signal Vehicle speed Skid Control ECU Direct Line Combination Meter Assembly
      Vehicle speed Combination Meter Assembly Direct Line ECM
      Radio and Display Receiver Assembly*1
      Navigation Receiver Assembly*2
      Stereo Component Amplifier Assembly*3
      Power Management Control ECU*4
      Windshield Wiper Switch Assembly*5
      Clearance Warning ECU*6
      TCM*7

      • *1: w/o Navigation System

      • *2: w/ Navigation System

      • *3: w/ Stereo Component Amplifier

      • *4: w/ Entry and Start System

      • *5: w/ Auto Wiper System

      • *6: w/ TOYOTA Parking Assist-sensor System

      • *7: for 1KD-FTV