SEAT HEATER SYSTEM PROBLEM SYMPTOMS TABLE

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.

Seat Heater System
Symptom Suspected Area See page
Both seat heaters do not warm up SEAT-HTR fuse -
IG1 NO. 3 relay -
Seat heater switch

Click here

Harness or connector -
Seat heater LH does not warm up Front seat inner belt assembly LH (for LHD)

Click here

Front seat wire (for RHD)

Click here

Front seat cushion heater assembly LH

Click here

Front seatback heater assembly LH

Click here

Harness or connector -
Seat heater RH does not warm up Front seat wire (for LHD)

Click here

Front seat inner belt assembly RH (for RHD)

Click here

Front seat cushion heater assembly RH

Click here

Front seatback heater assembly RH

Click here

Harness or connector -