Power Windows

909B-PASSENGER WINDOW SWITCH STUCK - BCM





For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
Continuously

- Set Condition:
When the Passenger Window Switch Mux circuit is under 3.0 volts for longer than 30 seconds, this code will set.





Diagnostic Test

1. TEST FOR INTERMITTENT CONDITION
With the scan tool, record and erase DTC's
Operate the Passenger Window Switch in all positions several times.
Cycle the ignition from on to off.
Turn the ignition on.
With the scan tool, read DTC's.
Does the scan tool display 909B-PASSENGER WINDOW SWITCH STUCK?

Yes

- Go To 2

No

- The conditions that caused this code to set are not present at this time. Check for any foreign objects, in the switch, that may cause a sticking condition. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform BODY VERIFICATION TEST - VER 1. Verification Tests

2. PASSENGER WINDOW SWITCH MUX CIRCUIT PARTIAL SHORT TO GROUND




Disconnect the Passenger Power Window Switch connector.
Measure the voltage between the Passenger Window Switch Mux circuit and ground.
Is the voltage below 3.0 volts?

Yes

- Repair the Passenger Window Switch Mux circuit for a partial short to ground.
- Perform BODY VERIFICATION TEST - VER 1. Verification Tests

No

- Replace the Passenger Window Switch.
- Perform BODY VERIFICATION TEST - VER 1. Verification Tests