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 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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Clock does not operate at all | Harness or connector | - |
| Combination meter assembly | ||
| Clock display illumination malfunction | Harness or connector | - |
| CAN communication system (for LHD) | ||
| CAN communication system (for RHD) | ||
| Refer to "Operating Light Control Rheostat does not Change Light Brightness" | ||
| Main body ECU (multiplex network body ECU) (for LHD) | ||
| Main body ECU (multiplex network body ECU) (for RHD) | ||
| Combination meter assembly | ||
| Clock loses or gains time | Combination meter assembly | |
| Clock cannot be adjusted | Combination meter assembly |