Note
If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.
When replacing the combination meter assembly, make sure to replace it with a new one.
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 |
|---|---|---|
| Driver side seat belt warning light does not operate | Proceed to "Driver Side Seat Belt Warning Light does not Operate" | |
| Front passenger side seat belt warning light malfunction | Proceed to "Front Passenger Side Seat Belt Warning Light Malfunction" | |
| Rear seat belt warning light malfunction | Proceed to "Rear Seat Belt Warning Light Malfunction" | |
| Driver and front passenger seat belt warning light does not operate | Main body ECU (multiplex network body ECU) (for LHD) | |
| Main body ECU (multiplex network body ECU) (for RHD) | ||
| Combination meter assembly | ||
| Seat belt warning buzzer does not operate | Check customized settings using the GTS | |
| Combination meter assembly |