2. Measure Left Front Power Window Motor Circuit 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 harness connector.

Fig 1: Measuring Left Front Power Window Motor Circuit Resistance

Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 5.0 ohms?

Yes >> Replace the Left Front Power Window Motor. See WINDOW MOTOR .
See BODY VERIFICATION TEST .
No >> Repair the Left Front Power Window Motor circuit for an open.
See BODY VERIFICATION TEST .