Diagnostic Test

1) MEASURE THE VOLTAGE OF THE LEFT POWER WINDOW SWITCH SENSE CIRCUIT

Fig 1: Measuring Voltage Of Left Power Window Switch Sense Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the Left Front Power Window Switch harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Turn the ignition on.

Measure the voltage of the Left Power Window Switch Sense circuit at the Left Front Power Window Switch harness connector.

Is the voltage above 10 volts?

Yes
1. Go to 3).
No
1. Go to 2).
2) MEASURE LEFT POWER WINDOW SWITCH SENSE CIRCUIT RESISTANCE

Fig 2: Measuring Left Power Window Switch Sense Circuit Resistance
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the Body Control Module (BCM) harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance of the Left Power Window Switch Sense circuit from the Left Front Power Window Switch harness connector to the BCM C4 harness connector.

Is the resistance below 5.0 ohms?

Yes
1. Replace the Body Control Module. Refer to REMOVAL .
2. Perform BODY VERIFICATION TEST .
No
1. Repair the Left Power Window Switch Sense circuit for an open.
2. Perform BODY VERIFICATION TEST .
3) MEASURE GROUND CIRCUIT RESISTANCE

Fig 3: Measuring Ground Circuit Resistance
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the Body Control Module (BCM) harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance of the Ground circuit from the Left Front Power Window Switch harness connector to the BCM C4 harness connector.

Is the resistance below 5.0 ohms?

Yes
1. Replace the Left Front Power Window Switch. Refer to REMOVAL .
2. Perform BODY VERIFICATION TEST .
No
1. Repair the Ground circuit for an open.
2. Perform BODY VERIFICATION TEST .