Right Heated Seat Inoperative

RIGHT HEATED SEAT INOPERATIVE

Right Heated Seat Inoperative:

POSSIBLE CAUSES
- Right seat back/cushion heater element
- Right heated seat output circuit open
- Right heated seat ground circuit open
- Heated seat module

DIAGNOSTIC TEST

1. TEST THE RIGHT HEATED SEAT




Turn the ignition off.
Disconnect the Heated Seat Module harness connector.

NOTE: Check connector - Clean/repair as necessary.

Connect a fused jumper wire from B(+) to cavity 1 (LHD) of the Heated Seat Module harness connector.

Q: With the jumper wire connected, does the Right Heated Seat warm up?

YES: Replace the Heated Seat Module. Perform BODY VERIFICATION TEST. Body Verification Test
NO: Go to 2

2. MEASURE RIGHT HEATED SEAT OUTPUT CIRCUIT RESISTANCE




Disconnect the Right Heated Seat Back/Heated Seat Cushion harness connector.

NOTE: Check connector - Clean/repair as necessary.

Measure the resistance of the Right Heated Seat Output circuit between the Heated Seat Module harness connector and the Right Heated Seat Back/Heated Seat Cushion harness connector.

Q: Is the resistance below 5.0 ohms?

YES: Go to 3
NO: Repair the Right Heated Seat Output circuit for an open. Perform BODY VERIFICATION TEST. Body Verification Test

3. MEASURE RIGHT HEATED SEAT GROUND CIRCUIT RESISTANCE




Measure the resistance between ground and the Right Heated Seat Ground circuit.

Q: Is the resistance below 5.0 ohms?

YES: Replace the Right Heated Seat Back/Heated Seat Cushion Element. Perform BODY VERIFICATION TEST. Body Verification Test
NO: Repair the Right Heated Seat Ground circuit for an open. Perform BODY VERIFICATION TEST. Body Verification Test