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

NOTE: This test shows text for a Left Hand Drive (LHD) vehicle. Right Hand Drive (RHD) vehicles use the same cavities. Refer to the schematic for difference in names and circuit numbers.

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 (regulator).
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

Yes

- Go To 3

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





Turn the ignition off.

Disconnect the Passenger Door Module C4 connector.

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

Is the resistance below 1000.0 ohms?

Yes

- Repair the (Q322) Right Front 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) RIGHT FRONT WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO GROUND





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

Is the resistance below 1000.0 ohms?

Yes

- Repair the (Q312) Right Front 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) RIGHT FRONT WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO (Q312) RIGHT FRONT WINDOW EXPRESS UP DRIVER CIRCUIT





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

Is the resistance below 1000.0 ohms?

Yes

- Repair the (Q322) Right Front Window Express Down Driver circuit for a short to the (Q312) Right Front 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