Diesel Data: Automotive Repair

Seat Temperature Element: Testing and Inspection




Seat Heater Test

Driver's Seat

NOTE: SRS components are located in this area. Review the SRS component locations Locations, and precautions and procedures Service Precautions before doing repairs or servicing.

1. Remove the driver's seat Front Seat Removal / Installation.

2. Remove the seat back panel Service and Repair.

3. Lean the seat-back and disconnect connector A (4P) and connector B (2P) from the seat heaters.










4. Check for continuity between seat heater connector B (2P) terminals No. 1 and No. 2. There should be continuity.

5. If the continuity is not as specified, replace the seat-back heater.

6. Reconnect seat heater connector B (2P) to the seat-back heater.

7. Check for continuity between seat heater connector A (4P) terminals No. 2 and No. 3, and terminals No. 2 and No. 1. There should be continuity.

8. If the continuity is not as specified, replace the seat cushion heater.

Front Passenger's Seat

NOTE: SRS components are located in this area. Review the SRS component locations Locations, and precautions and procedures Service Precautions before doing repairs or servicing.

1. Remove the front passenger's seat Front Seat Removal / Installation.

2. Lean the seat-back and disconnect the 3P connector (A) from the seat heater.





3. Check for continuity between seat heater 3P connector terminals No. 1 and No. 3 and terminals No. 2 and No. 3. There should be continuity.

4. If the continuity is not as specified, replace the seat heater.