Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Meter. Lexus Gs430, Gs300. Uzs190 Grs190
Meter / Gauge System -- Problem Symptoms Table |
- HINT:
- Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms 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.
| Symptom | Suspected area | See page |
| Entire combination meter does not operate | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Malfunction in ODO/TRIP switch | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Integration Control And Panel Assembly | - | |
| Operating light control rheostat does not change light brightness | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Integration Control And Panel Assembly | - | |
| Cluster Giass does not Become Tinted | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Automatic Light Control Sensor | - | |
| Combination Meter Glass | - |
| Symptom | Suspected area | See page |
| Malfunction in speedometer | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Skid Control ECU | - | |
| Wheel speed sensor | - | |
| Malfunction in tachometer | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| ECM | - | |
| Perform Active Test | - | |
| Malfunction in fuel receiver gauge | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Fuel Sender Gauge Assembly | - | |
| Malfunction in water temperature receiver gauge | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Water Temperature Sensor | - | |
| ECM | - |
| Symptom | Suspected area | See page |
| MIL does not come on | ECM (3UZ-FE) | Click here |
| ECM (3GR-FE) | Click here | |
| ECM (3GR-FSE) | Click here | |
| Combination Meter | - | |
| Wire Harness or Connector | - | |
| Discharge warning light does not come on | ECM | - |
| Combination Meter | - | |
| Wire Harness or Connector | - | |
| Brake warning light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Skid Control ECU | - | |
| ABS warning light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Skid Control ECU | - | |
| ECB/VSC warning light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Skid Control ECU | - | |
| SRS warning light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Center Airbag Sensor | - | |
| Open door warning light does not come on | Door Courtesy Switch | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Seat belt warning light for drivers seat does not operate | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Center Airbag Sensor | - | |
| Front Seat Inner Belt Assembly | - | |
| Seat belt warning light for passengers seat does not operate | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Center Airbag Sensor | - | |
| Front Seat Inner Belt Assembly | - | |
| Multi-Display | - |
| Symptom | Suspected area | See page |
| Turn indicator light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Turn Signal Flasher | - | |
| High beam indicator light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Front Controller | - | |
| Fog light indicator light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Front Controller | - | |
| CRUISE indicator light does not come on | ECM | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Perform Active Test | Click here | |
| SLIP indicator light does not come on | Combination Meter | Click here |
| Wire Harness or Connector | - | |
| Skid Control ECU | - | |
| AVS SPORT indicator light does not come on | Absorber Control ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| ECT POWER indicator light does not come on | ECM (A760E) | Click here |
| ECM (A960E) | Click here | |
| ECM (A761E) | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| ECT SNOW indicator light does not come on | ECM (A760E) | Click here |
| ECM (A960E) | Click here | |
| ECM (A761E) | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| AFS OFF indicator light does not come on | AFS ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| TAIL/HEAD indicator light does not come on | Wire Harness or Connector | - |
| Multiplex Network Body ECU (Cowl Side Junction Block ECU RH) | Click here | |
| Combination Meter | - | |
| A/T shift indicator light does not come on | ECM (3UZ-FE) | Click here |
| ECM (3GR-FE) | Click here | |
| ECM (3GR-FSE) | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Park assist indicator light does not come on | Crearance Warning ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| P/S indicator light does not come on | Power Steering ECU | - |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Tire pressure indicator light does not come on (*1) | Tire Pressure Monitor ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| PCS indicator light does not come on | Seat Belt Control ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - |
| Symptom | Suspected area | See page |
| Warning display in key reminder system does not turn on | Certification ECU Assembly | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Oil pressure warning display does not turn on | ECM (3UZ-FE) | Click here |
| ECM (3GR-FE) | Click here | |
| ECM (3GR-FSE) | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Parking brake warning display does not turn on | Cowl Side Junction Block ECU RH | - |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Warning display of open door condition does not turn on | Door Courtesy Switch | Click here |
| Wire Harness or Connector | - | |
| ECM | - | |
| Combination Meter | - | |
| Luggage compartment door open warning display does not turn on | Luggage Door Courtesy Switch | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Hood open warning display does not turn on | Engine Hood Courtesy Switch | - |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Moon roof open warning display does not turn on | Wire Harness or Connector | - |
| Sliding Roof Control Switch | Click here | |
| Combination Meter | - | |
| Warning display in radar cruise system does not turn on | ECM | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Engine oil level warning display does not turn on | ECM (3UZ-FE) | Click here |
| ECM (3GR-FE) | Click here | |
| ECM (3GR-FSE) | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Low washer fluid warning display does not turn on | Washer Level Warning Switch | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Warning display of tire pressure condition does not turn on (*1) | Tire Pressure Monitor ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Warning display of clearance sonar system does not turn on | Crearance Warning ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| ECB/VSC warning display does not turn on | Skid Control ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Warning display of pre-crash safety system does not turn on | Seat Belt Control ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Warning display of lighting system does not turn on | Front Controller | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Speed limit exceeded warning display does not turn on (*1) | Skid Control ECU | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - |
| Symptom | Suspected area | See page |
| Sports shift reject buzzer does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Driving with parking brake applied warning does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Driving with doors open warning does not sound | Perform Active Test | Click here |
| Multiplex Network Body ECU (Cowl Side Junction Block ECU RH) | Click here | |
| Multiplex Network Rear ECU (Luggage Room Junction Block ECU) | - | |
| Front Controller | - | |
| Combination Meter | - | |
| Wire Harness or Connector | - | |
| Moon roof open warning does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Radar cruise warning does not sound | Perform Active Test | Click here |
| ECM | Click here | |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Key reminder warning does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Seat belt warning buzzer does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Speed warning buzzer does not sound (*1) | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Light reminder warning does not sound (*2) | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - | |
| Electtonic Key Warning does not sound | Perform Active Test | Click here |
| Wire Harness or Connector | - | |
| Combination Meter | - |
*2: Europe