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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Electric parking brake does not operate | RR ECU-B fuse | |
| Power supply voltage drops | ||
| Harness or connector | ||
| Electric parking brake ECU | ||
| Parking brake bedding | ||
| Electric parking brake AUTO function does not operate | Electric parking brake AUTO function circuit | |
| Electric parking brake AUTO switch light remains ON | Electric parking brake AUTO switch light circuit |