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 seat heaters do not warm up | SEAT-HTR fuse | - |
IG1 NO. 3 relay | - | |
Seat heater switch | ||
Harness or connector | - | |
Seat heater LH does not warm up | Front seat inner belt assembly LH (for LHD) | |
Front seat wire (for RHD) | ||
Front seat cushion heater assembly LH | ||
Front seatback heater assembly LH | ||
Harness or connector | - | |
Seat heater RH does not warm up | Front seat wire (for LHD) | |
Front seat inner belt assembly RH (for RHD) | ||
Front seat cushion heater assembly RH | ||
Front seatback heater assembly RH | ||
Harness or connector | - |