Seat Heater Test
Seat Heater TestDriver's Seat
1. Remove the driver's seat.
2. Remove the seat-back.
3. Disconnect the connector A (4P) and connector B (2P) from the seat heaters.
4. Check for continuity between the seat heater connector B (2P) No. 1 and No. 2 terminals. 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 the seat heater connector A (4P) No. 2 and No. 3 terminals, and No. 3 and No. 4 terminals. There should be continuity.
8. If the continuity is not as specified, replace the seat cushion heater.
Front Passenger's Seat
1. Remove the front passenger's seat.
2. Disconnect the 3P connector (A) from the seat heater.
3. Check for continuity between the seat heater 3P connector No. 1 and No. 3 terminals and No. 2 and No. 3 terminals. There should be continuity.
4. If the continuity is not as specified, replace the seat heater.