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 |
|---|---|---|
| Both climate control seats do not operate | ECU-IG NO.2 fuse | - |
| S/HTR FR fuse | - | |
| Harness or connector | - | |
| Climate control seat system does not operate (for LH) | ECU-IG NO.2 fuse | - |
| Harness or connector | - | |
| Refreshing seat switch LH | ||
| Climate control seat system does not operate (for RH) | ECU-IG No.2 fuse | - |
| Harness or connector | - | |
| Refreshing seat switch RH | ||
| Both blowers do not operate | S/HTR FR fuse | - |
| Harness or connector | - | |
| One or both blowers do not operate (for LH) | S/HTR FR fuse | - |
| Refreshing seat switch LH | ||
| Seat cushion climate control blower assembly LH | ||
| Seatback climate control blower LH | ||
| Air conditioning amplifier assembly | ||
| Harness or connector | - | |
| One or both blowers do not operate (for RH) | S/HTR FR fuse | - |
| Refreshing seat switch RH | ||
| Seat cushion climate control blower assembly RH | ||
| Seatback climate control blower RH | ||
| Air conditioning amplifier assembly | ||
| Harness or connector | - |