B185F

B185F-PASSENGER WINDOW MOTOR CONTROL CIRCUIT LOW - PDM





For a complete wiring diagram Refer to Diagrams/Electrical.

- When Monitored:

Whenever the module is awake.

- Set Condition:

When both Passenger Window Driver circuits (Up and Down) are grounded during a window movement command, this code will set.





Diagnostic Test

1.TEST FOR INTERMITTENT CONDITION

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 B185F-PASSENGER WINDOW MOTOR CONTROL CIRCUIT LOW?

Yes

- Go To 2

No

- 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.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

2. WINDOW MOTOR SHORTED





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 B185F-PASSENGER WINDOW MOTOR CONTROL CIRCUIT LOW?

No

- Replace the Window Motor.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

Yes

- Go To 3

3.(Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO GROUND





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

- Repair the (Q322) Passenger Window Express Down Driver circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 4

4.(Q312) PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO GROUND





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

Is the resistance below 1000.0 ohms?

Yes

- Repair the (Q312) Passenger Window Express Up Driver circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 5

5.(Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO (Q312) PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT





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

- Repair the (Q322) Passenger Window Express Down Driver circuit for a short to the (Q312) Passenger Window Express Up Driver circuit.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Replace the Passenger Door Module.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test