Diagnostic Test

Turn the ignition on.

With the scan tool, record and erase DTC's

Try to operate the Passenger Window up and down several times.

Wait 30 seconds.

With the scan tool, read DTC's.

Does the scan tool display B1918-PASSENGER WINDOW CONTROL 2 CIRCUIT LOW? 

Yes 

1. Go to  2).

No 

1. The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
2. Perform BODY VERIFICATION TEST .

Fig 1: Disconnecting Passenger Window Motor Connector

Courtesy of CHRYSLER LLC

With the scan tool, erase DTC's.

Turn the ignition off.

Disconnect the Passenger Window Motor connector.

Turn the ignition on.

Operate the passenger window switch up and down several times.

With the scan tool, read DTC's.

Does the scan tool display B1918-PASSENGER WINDOW CONTROL 2 CIRCUIT LOW? 

No 

1. Replace the Window Motor in accordance with service information.
2. Perform BODY VERIFICATION TEST .

Yes 

1. Go to  3).

Fig 2: Checking Passenger Window Express Down Driver Circuit

Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the Passenger Door Module C1 connector.

Measure the resistance between Ground and the (Q322) Passenger Window Express Down Driver circuit.

Is the resistance below 1000.0 ohms? 

Yes 

1. Repair the (Q322) Passenger Window Express Down Driver circuit for a short to ground.
2. Perform BODY VERIFICATION TEST .

No 

1. Go to  4).

Fig 3: Checking Passenger Window Express Down Driver Circuit & Up Driver Circuit

Courtesy of CHRYSLER LLC

Measure the resistance between the (Q322) Passenger Window Express Down Driver circuit and the (Q312) Passenger Window Express Up Driver circuit.

Is the resistance below 1000.0 ohms? 

Yes 

1. Repair the (Q322) Passenger Window Express Down Driver circuit for a short to the (Q312) Passenger Window Express Up Driver circuit.
2. Perform BODY VERIFICATION TEST .

No 

1. Replace the Passenger Door Module.
2. Perform BODY VERIFICATION TEST .