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 |
|---|---|---|
| Does not operate according to manual operation (Systems other than those used for the seat operate) | LIN communication Line (master) | |
| Position control ECU assembly LH | ||
| Position control ECU assembly RH | ||
| Does not operate according to manual operation (Systems unrelated to the seat also do not operate) | Rear multi operation panel system | |
| One or more power seat motors (including bladders) do not operate | Proceed to "One or More Power Seat Motors do not Operate" | |
| Power seat position is not memorized | Refer to the "Power Seat Position is not Memorized". | |
| Power seat does not return to memorized position | Refer to the "Power Seat does not Return to Memorized Position". | |
| Buzzer sounds during manual operation (slide motor operation) | Initilization | |
| Seat does not operate with door open-linked operation (Other rear power seat functions operate normally) | Lighting system |