Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptom are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Entire combination meter assembly does not operate | Power source circuit | |
| Speedometer malfunction | Speedometer circuit | |
| Fuel receiver gauge malfunction | Fuel receiver gauge circuit | |
| Hybrid system indicator malfunction | Hybrid system indicator circuit |
| Symptom | Suspected Area | Link |
|---|---|---|
| Master warning light malfunction (Other systems are normal) | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Master Warning) | ||
| Combination meter assembly | ||
| Brake warning light / red (malfunction) malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Brake) | ||
| Brake warning light / red (malfunction) circuit (Brake warning light remains ON) | ||
| Brake warning light / red (malfunction) circuit (Brake warning light does not come ON) | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Driver or front passenger seat belt warning light malfunction | Combination meter assembly (LED): Perform Active Test (Driver Side Seat Belt, Front Passenger Side Seat Belt) | |
| Driver seat belt warning light circuit | ||
| Front passenger seat belt warning light circuit | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| SRS warning light malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Airbag) | ||
| SRS warning light circuit (SRS warning light remains ON) | ||
| SRS warning light circuit (SRS warning light does not come ON) | ||
| Combination meter assembly | ||
| Airbag sensor assembly | ||
| EPS warning light malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. EPS) | ||
| EPS warning light circuit | ||
| Combination meter assembly | ||
| Power steering ECU assembly | ||
| MIL (Check engine warning light) malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Check Engine Indicator) | ||
| MIL circuit | ||
| Combination meter assembly | ||
| ECM | ||
| Slip indicator light malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Slip) | ||
| Slip indicator light circuit (Slip indicator light remains ON) | ||
| Slip indicator light circuit (Slip indicator light does not come ON) | ||
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| VSC OFF indicator light malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. VSC OFF) | ||
| VSC OFF indicator light circuit (VSC OFF switch circuit) | ||
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| ABS warning light malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Lamp ABS) | ||
| ABS warning light circuit (ABS warning light remains ON) | ||
| ABS warning light circuit (ABS warning light does not come ON) | ||
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Brake warning light / yellow (minor malfunction) malfunction | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Lamp ECB) | ||
| Brake warning light / yellow (minor malfunction) circuit (Brake control warning light remains ON) | ||
| Brake warning light / yellow (minor malfunction) circuit (Brake control warning light does not come ON) | ||
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Tire pressure warning light malfunction*1 | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Tire Pressure Warning System) | ||
| Tire pressure warning system | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Fuel level warning light malfunction | Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Fuel) | |
| Fuel sender gauge assembly | ||
| Wire harness or connector (Combination meter assembly - Fuel sender gauge assembly) | - | |
| Combination meter assembly | ||
| Rear fog indicator light malfunction (Rear fog light is normal) | Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Rr FOG) | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Automatic high beam indicator light malfunction*2 | Combination meter assembly (LED): Perform Active Test (Automatic High Beam Indicator) | |
| Automatic high beam system | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| High beam indicator light malfunction (High beam headlight is normal) | Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Beam) | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Ready indicator light malfunction | Combination meter assembly (LED): Perform Active Test (Indicat. Ready (HV)) | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Tail indicator light malfunction (Taillight is normal) | Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Tail) | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Front fog indicator light malfunction (Front fog light is normal)*3 | Combination meter assembly (LED): Perform Active Test (Indicat. Lamp Fr FOG) | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Turn indicator light malfunction (Turn signal light is normal) | Check customize parameters (Lane Change Flashing Times Setting) | |
| Combination meter assembly (LED): Perform Active Test (Turn Signal (Left) Indicator, Turn Signal (Right) Indicator) | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Clearance sonar indicator light malfunction*4 | Combination meter assembly (LED): Perform Active Test (Indicat. Clearance Sonar LCD) | |
| Toyota parking assist-sensor system (for Hatchback) | ||
| Toyota parking assist-sensor system (except Hatchback) | ||
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| PCS OFF warning light malfunction*2 | Combination meter assembly (LED): LED check | |
| Combination meter assembly (LED): Perform Active Test (Indicat. Precrash) | ||
| Pre-crash safety system | ||
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| Shift selection indicator light malfunction | Combination meter assembly (Multi-information display): Perform Active Test (A/T Indicator Operation 1, A/T Indicator Operation 2) | |
| Hybrid control system | ||
| Electronic shift lever system | ||
| Combination meter assembly | ||
| Transmission control ECU assembly (for LHD) | ||
| Transmission control ECU assembly (for RHD) | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Rear seat belt warning light malfunction | Combination meter assembly (LED): Perform Active Test (Rear Seat Belt) | |
| Rear seat belt warning light circuit | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) |
*1: w/ Tire Pressure Warning System
*2: w/ Pre-crash Safety System
*3: w/ Front Fog Light
*4: w/ Toyota Parking Assist-sensor System
| Symptom | Suspected Area | Link |
|---|---|---|
| "Opening" display malfunction | Combination meter assembly | |
| "Trip summary (Ending)" display malfunction | Combination meter assembly | |
| "Odometer" display malfunction | Check customize parameters (ODO Display Time After IG OFF Setting) | |
| Combination meter assembly | ||
| "TRIP A/TRIP B meter" display malfunction | Combination meter assembly | |
| "Current fuel consumption" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Average fuel consumption (After reset)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Average fuel consumption (After start)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Average fuel consumption (After refuel)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Average speed (After reset)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Average speed (After start)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Elapsed time (After reset)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Elapsed time (After start)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Drivable distance" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Driving distance (After start)" display malfunction (Other meter functions are normal) | Combination meter assembly | |
| "Energy flow" display malfunction | Hybrid control system | |
| Hybrid battery system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Digital speedometer" display malfunction (Speedometer is normal) | Combination meter assembly | |
| "Other (Blank)" display malfunction | Combination meter assembly | |
| "Drive information tab" display malfunction | Combination meter assembly | |
| "Navigation tab" display malfunction*2 | Navigation system | |
| Combination meter assembly | ||
| Radio and display receiver assembly | ||
| "Audio tab" display malfunction*1 | Navigation system (w/ Navigation System) | |
| Audio and visual system (w/o Navigation System) | ||
| Combination meter assembly | ||
| Radio and display receiver assembly (w/ Navigation System) | ||
| Radio and display receiver assembly (w/o Navigation System) | ||
| "Driving support tab" display malfunction*3, *7 | Pre-crash safety system | |
| Lane departure alert system | ||
| Road sign assist system (w/ Road Sign Assist System) | ||
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Message tab" display malfunction | Combination meter assembly | |
| "Setting tab" display malfunction | Combination meter assembly | |
| "Traffic sing" display malfunction*7 | Road sign assist system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Cruise SET indicator light" display malfunction*6 | Cruise SET indicator light circuit | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Cruise control indicator light" display malfunction*6 | Cruise control indicator light circuit (Cruise main indicator light circuit) | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Power mode indicator light" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Eco mode indicator light" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode indicator light" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV indicator light" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "IPA indicator light" display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Lane departure alert indicator light" display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Outside temperature" display malfunction | Thermistor assembly | |
| Wire harness or connector (Combination meter assembly - Thermistor assembly) | - | |
| Combination meter assembly | ||
| "Icy warning light" display malfunction | Thermistor assembly | |
| Wire harness or connector (Combination meter assembly - Thermistor assembly) | - | |
| Combination meter assembly | ||
| "Clock" display malfunction | Clock system | |
| "Phone (Received call)" display malfunction*1 | Navigation system (w/ Navigation System) | |
| Audio and visual system (w/o Navigation System) | ||
| Combination meter assembly | ||
| Radio and display receiver assembly (w/ Navigation System) | ||
| Radio and display receiver assembly (w/o Navigation System) | ||
| "Turn-by-turn Navigation" display malfunction*2 | Navigation system | |
| Combination meter assembly | ||
| Radio and display receiver assembly | ||
| "MAINTENANCE MODE" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "CERTIFICATION MODE" display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "ADJUSTING FRONT CAMERA" display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "BRAKE!" display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Pre-crash safety symbol (image display)" display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Lane departure alert warning reminder indicator (image display)" display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Pre-crash warning reminder indicator (image display)" display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Shift to P before exiting vehicle." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "IPA cancelled, take over, check IPA system." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA slot not detected, speed too high." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over, speed too high." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over, driver intervened." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over, TRC/VSC is off." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over, TRC/ABS/VSC activated." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA cancelled, take over, timeout." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA not available, speed too high." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA not available, TRC/VSC is off." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Check IPA system." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA not available." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA not available, stop the vehicle, turn wheel from left end to right end." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Memory error." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Write zero-point of steering angle." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Write maximum steering angle." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "End of adjustment." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Each door open (vehicle being driven) (image display)" display malfunction (Speedometer and each door courtesy switch are normal) | Combination meter assembly | |
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| "Each door open (vehicle stopped) (image display)" display malfunction (Each door courtesy switch is normal) | Entry cancel function (manual operation) | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Clearance sonar detection (image display)" display malfunction*5 | Toyota parking assist-sensor system (for Hatchback) | |
| Toyota parking assist-sensor system (except Hatchback) | ||
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Check sonar system." display malfunction*5 | Toyota parking assist-sensor system (for Hatchback) | |
| Toyota parking assist-sensor system (except Hatchback) | ||
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Clean sonar." display malfunction*5 | Toyota parking assist-sensor system (for Hatchback) | |
| Toyota parking assist-sensor system (except Hatchback) | ||
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA control indicator (image display)" display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Check surroundings." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "IPA finished, take over." display malfunction*4 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| "Auto power off to conserve battery." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Shift to P position." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Shift is in N. Release accelerator before shifting." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Press brake when vehicle is stopped. Hybrid system may overheat." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Hybrid battery low. Hybrid system stopped. Shift to P and restart." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Hybrid system malfunction. Stop in a safe place. See owner's manual." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Hybrid battery low. Shift out of N to recharge." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Release parking brake." display malfunction (Brake warning light / red (malfunction) is normal) | Combination meter assembly | |
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| "Key not detected." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Engine coolant temperature hot warning symbol (image display)" display malfunction | Engine coolant temperature warning circuit | |
| "P lock malfunction. When parking, park in flat place and apply parking brake securely." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Shift system failure. When parking, apply parking brake. Read owner's manual." display malfunction | Electronic shift lever system | |
| Combination meter assembly | ||
| Transmission control ECU assembly (for LHD) | ||
| Transmission control ECU assembly (for RHD) | ||
| "Shift system comm. failure. When parking, apply parking brake. Read owner's manual." display malfunction | Combination meter assembly | |
| Transmission control ECU assembly (for LHD) | ||
| Transmission control ECU assembly (for RHD) | ||
| "12-volt battery low. When parking, apply parking brake. Read Owner's Manual." display malfunction | Electronic shift lever system | |
| Combination meter assembly | ||
| Transmission control ECU assembly (for LHD) | ||
| Transmission control ECU assembly (for RHD) | ||
| "Shift system failure. Read Owner's Manual." display malfunction | Electronic shift lever system | |
| Combination meter assembly | ||
| Transmission control ECU assembly (for LHD) | ||
| Transmission control ECU assembly (for RHD) | ||
| "12-volt battery low. Shifting unavailable. Read Owner's Manual." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Shifting temporarily unavailable. Wait a moment and try again." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Can not shift to B. Shift to D once to shift to B." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Can not shift to D or R. Shift after hybrid system starts." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Shifting unavailable. Press brake pedal before shifting." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Switched to N. Shift to D once to shift to B." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Switched to N. To shift to D, stop car first." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Switched to N. To shift to R, stop car first." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Switched to N. To engage P mode, stop car then press P switch." display malfunction | Electronic shift lever system | |
| Hybrid control system | ||
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Check charging system." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Check entry & start system." display malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Check cruise control system." display malfunction*6 | Cruise control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Check LDA system." display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "LDA not available." display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Check Pre-Crash Safety." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Engine oil pressure low." display malfunction | Combination meter assembly: Read the Data List (Oil Pressure Switch) | |
| Engine oil pressure switch assembly | ||
| Wire harness or connector (Combination meter assembly - Engine oil pressure switch assembly) | - | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Check brake system." display malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| "Check RSA system." display malfunction*7 | Road sign assist system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Low 12V sub battery level." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "LDA system is unavailable below approx. 50km/h." display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "LDA System is unavailable below approx. 32MPH." display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "LDA System is unavailable at this speed." display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Lane departure alert indicator (image display)" display malfunction*3 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Turn power OFF." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Key detected in vehicle." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Turn lights OFF." display malfunction | Lighting system | |
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| "Depress brake pedal, touch POWER switch with key." display malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Depress brake pedal and push POWER switch to start." display malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Shift to P position to start." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Shift to P position to start." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Key battery low." display malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Hybrid system overheated. Reduced output power." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Headlight system malfunction. Visit your dealer." display malfunction*3, *8 | Lighting system (for LED Headlight) | |
| Automatic headlight beam level control system (for LED Headlight) | ||
| Automatic high beam system (w/ Pre-crash Safety System) | ||
| Combination meter assembly | ||
| Headlight swivel ECU assembly (for LED Headlight) | ||
| Main body ECU (Multiplex network body ECU) (for LHD) (w/ Pre-crash Safety System) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) (w/ Pre-crash Safety System) | ||
| "CHECKING PRE-CRASH BRAKE" display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "TRC OFF" display malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| "Maintenance required for hybrid battery cooling parts at your dealer." display malfunction | Hybrid battery system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Power ON." display malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Smart key symbol (image display)" display malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| "Pre-Crash Brake is disabled due to VSC OFF." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Pre-Crash Safety temporarily not available." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Front sensor systems are temporarily unavailable due to inappropriate temp. Wait a moment." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Front sensor systems are temporarily unavailable due to blocked vision. Clean windshield." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "EV mode currently not available." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode not available. Warming up." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode not available. Low battery." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode not available. Excessive speed." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode not available. Excessive acceleration." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode deactivated." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode deactivated. Low battery." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode deactivated. Excessive speed." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "EV mode deactivated. Excessive acceleration." display malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| "Pre-Crash Safety OFF." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| "Pre-Crash Safety alert." display malfunction*3 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor |
*1: for Radio and Display Type
*2: w/ Navigation System
*3: w/ Pre-crash Safety System
*4: w/ Simple Intelligent Parking Assist System
*5: w/ Toyota Parking Assist-sensor System
*6: w/ Cruise Control System
*7: w/ Road Sign Assist System
*8: for LED Headlight
| Symptom | Suspected Area | Link |
|---|---|---|
| All buzzers do not operate normally | Combination meter assembly | |
| Ready buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| IPA buzzer malfunction*1 | Simple intelligent parking assist system | |
| Combination meter assembly | ||
| Clearance warning ECU assembly (for LHD) | ||
| Clearance warning ECU assembly (for RHD) | ||
| Smart key warning buzzer malfunction | Entry and start system (for Entry Function) | |
| Entry and start system (for Start Function) | ||
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| Reverse buzzer malfunction (Shift selection indicator light is normal) | Combination meter assembly | |
| Seat belt warning (for driver side) buzzer malfunction (Driver or front passenger seat belt warning light is normal) | Check customize parameters (Driver Side Seatbelt Warning Buzzer) | |
| Combination meter assembly | ||
| Seat belt warning (for front passenger side) buzzer malfunction (Driver or front passenger seat belt warning light is normal) | Check customize parameters (Front Passenger Side Seatbelt Warning Buzzer) | |
| Combination meter assembly | ||
| Seat belt warning (for rear seats) buzzer malfunction (Rear seat belt warning light is normal) | Check customize parameters (Rear Seatbelt Warning Buzzer) | |
| Combination meter assembly | ||
| Key reminder buzzer malfunction | Check customize parameters (Key Remind Sound) | |
| Entry and start system (for Entry Function) | ||
| Combination meter assembly | ||
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Brake control system power low warning buzzer malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Accelerator pedal depressed with shift position N buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Accelerator hold warning buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Lane departure alert warning buzzer malfunction*2 | Lane departure alert system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| Hybrid control system warning buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Driving with parking brake unreleased warning buzzer malfunction (Speedometer and brake warning light / red (malfunction) are normal) | Combination meter assembly | |
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| Hybrid battery low voltage buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Brake control system temperature warning buzzer malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Hill-start assist control buzzer malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Engine oil pressure warning buzzer malfunction | Engine oil pressure switch assembly | |
| Wire harness or connector (Combination meter assembly - Engine oil pressure switch assembly) | - | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Driving with door open warning buzzer malfunction (Speedometer and each door courtesy switch are normal) | Combination meter assembly | |
| Main body ECU (Multiplex network body ECU) (for LHD) | ||
| Main body ECU (Multiplex network body ECU) (for RHD) | ||
| EV reject buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Road sign assist buzzer malfunction*3 | Road sign assist system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| EPS warning buzzer malfunction (EPS warning light is normal) | Combination meter assembly | |
| Power steering ECU assembly | ||
| Hybrid unit excessive heat notification buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Multi-information display warning buzzer (Master warning light is normal) | Combination meter assembly | |
| VSC warning buzzer malfunction | Electronically controlled brake system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Sports shift reject buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Light reminder buzzer malfunction | Lighting system | |
| Combination meter assembly | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for LHD) | ||
| Brake booster with master cylinder assembly (Skid control ECU) (for RHD) | ||
| Shift position P request buzzer malfunction | Hybrid control system | |
| Combination meter assembly | ||
| Hybrid vehicle control ECU assembly (for LHD) | ||
| Hybrid vehicle control ECU assembly (for RHD) | ||
| Immobiliser key identification completion buzzer malfunction | Entry and start system (for Entry Function) | |
| Combination meter assembly | ||
| Certification ECU (Smart key ECU assembly) | - | |
| Turn signal flasher buzzer malfunction (Turn indicator light is normal) | Combination meter assembly | |
| PCS warning buzzer malfunction*2, *4 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor | ||
| PCS distance alert buzzer malfunction*2, *4 | Pre-crash safety system | |
| Combination meter assembly | ||
| Pre-crash safety city sensor |
*1: w/ Simple Intelligent Parking Assist System
*2: w/ Pre-crash Safety System
*3: w/ Road Sign Assist System
*4: w/ Pre-crash Safety City Heater
| Symptom | Suspected Area | Link |
|---|---|---|
| Meter illumination level malfunction | Combination meter assembly | |
| Operating TRIP switch (Steering pad switch assembly) does not change odometer/TRIP meter display (multi-information display) | Combination meter assembly: Read the Data List (Multi Switch (Menu)) | |
| Steering pad switch assembly | ||
| Spiral cable with sensor sub-assembly | ||
| Wire harness or connector (Combination meter assembly - Spiral cable with sensor sub-assembly) | - | |
| Combination meter assembly | ||
| Operating steering pad switch does not change multi-information display | Combination meter assembly: Read the Data List (Multi Switch (UP), Multi Switch (Down), Multi Switch (Enter), Multi Switch (Right) or Multi Switch (Back)) | |
| Steering pad switch assembly | ||
| Spiral cable with sensor sub-assembly | ||
| Wire harness or connector (Combination meter assembly - Spiral cable with sensor sub-assembly) | - | |
| Combination meter assembly | ||
| Meter illumination is always dark* | Illumination circuit | |
| Meter illumination does not dim at night* | Illumination circuit | |
| Meter illumination does not dim with tail switch on (Tail indicator light is normal) | Combination meter assembly | |
| Other systems that use the speed signal do not operate normally | Speed signal circuit |
*: w/ Automatic Light Control