Body

1282-00 LEFT POWER WINDOW MOTOR CIRCUIT FAILURE









For a complete Body Control Module Circuit Diagram. Body - Electrical Diagnostics.

Diagnostic Test

1. TEST THE LEFT FRONT POWER WINDOW MOTOR




Turn the ignition off.
Disconnect the Body Control Module (BCM) C4 harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Connect a fused jumper wire from cavity 12 of the BCM C4 harness connector to B(+).
Connect a second fused jumper wire to cavity 13 of the BCM harness connector and momentarily connect the jumper to ground.
Note the window movement; if the left front window does not move, reverse the jumper wires at the B(+) and ground connections.
Did the left front window move upward or downward?

Yes

- Replace the Body Control Module. Body Control Module - Removal.
- Perform BODY VERIFICATION TEST. Body Verification Test

No

- Go to 2

2. MEASURE LEFT FRONT POWER WINDOW DRIVER CIRCUITS RESISTANCE




With the ignition off.
Disconnect the Left Front Power Window Motor harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Connect a jumper wire between cavity 1 and cavity 2 of the Left Front Power Window Motor harness connector.
Measure the resistance between cavity 12 and cavity 13 of the BCM C4 harness connector.
Is the resistance below 5.0 ohms?

Yes

- Replace the Left Front Power Window Motor. Removal.
- Perform BODY VERIFICATION TEST. Body Verification Test

No

- Repair the Left Front Power Window Driver circuit for an open.
- Perform BODY VERIFICATION TEST. Body Verification Test