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.
| Symptom | Suspected Area | See page |
|---|---|---|
| Front power seat does not operate with front power seat switch | Proceed to "Front Power Seat does not Operate with Front Power Seat Switch" | |
| Power seat position is not memorized | Proceed to "Power Seat Position is not Memorized" | |
| Power seat does not return to memorized position | Position control ECU | - |
| Main body ECU | - | |
| Lumbar support function does not operate | Lumbar support switch | |
| Lumbar support adjuster | ||
| Harness or connector | - |
| Symptom | Suspected Area | See page |
|---|---|---|
| Front power seat does not operate (slide, front vertical, lifter, reclining) | P/SEAT fuse | - |
| Power seat switch | ||
| Harness or connector | - | |
| Only slide function does not operate | Power seat switch | |
| Slide motor | ||
| Harness or connector | - | |
| Only front vertical function does not operate | Power seat switch | |
| Front vertical motor | ||
| Harness or connector | - | |
| Only lifter function does not operate | Power seat switch | |
| Lifter motor | ||
| Harness or connector | - | |
| Only reclining function does not operate | Power seat switch | |
| Reclining motor | ||
| Harness or connector | - |