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 | See page |
|---|---|---|
| Key reminder buzzer does not sound | Unlock warning switch assembly | |
| Front door courtesy light switch assembly LH*1 | ||
| Front door courtesy light switch assembly RH*2 | ||
| Harness or connector | ||
| Main body ECU (instrument panel junction block assembly) | ||
| Combination meter assembly | ||
| CAN communication system |
*1: for LHD
*2: for RHD