Test B: The Power Seat Is Inoperative - Seats With Heat

PINPOINT TEST B: THE POWER SEAT IS INOPERATIVE - SEATS WITH HEAT

B1:

B2:

Normal Operation
The seat control switch is powered by battery voltage through circuit 171 (BK/WH) and is grounded by circuit 57 (BK). The seat control switch then routes power and ground to the appropriate circuits to operate the seat motors.

Possible Causes
- Fuse
- Circuit 171 (BK/WH) open
- Circuit 57 (BK) open
- Seat control switch