PDM-2F

PDM-2F-PASSENGER REAR WINDOW SWITCH MUX INPUT OPEN/SHORT VOLTAGE





For a complete wiring diagram Consult Diagrams/Electrical

- When Monitored:
Continuously.

- Set Condition:
If the Passenger Rear Window Switch Mux circuit is over 4.9 volts for over 1 second, this code will set.





Diagnostic Test

1. DTC PRESENT
Turn the ignition on.
With the scan tool, erase DTCs.
Cycle the ignition switch from Off to Run.
Check for any possible obstructions with the rear switch and correct if necessary.
Operate the Rear Window Switch in all positions several times.
With the scan tool, read DTCs.
Does the scan tool display 2F-PASSENGER REAR WINDOW SWITCH MUX INPUT OPEN/SHORT TO VOLTAGE?

Yes

- Go To 2

No

- The condition that caused this code to set is not present at this time. Operate the rear switch several times to ensure it does not stick. If the switch ever sticks again, replace it.
- PERFORM BODY VERIFICATION TEST - VER 1. Body Verification Test

2. (Q2) PASSENGER REAR WINDOW SWITCH MUX CIRCUIT VOLTAGE
Turn the ignition on.
With the scan tool in Sensors, read the REAR WINDOW SWITCH voltage.
Select the voltage displayed.

4.4 to 5.1 volts.

- Go To 3

Over 5.2 volts

- Go To5

3. (Q2) PASSENGER REAR WINDOW SWITCH MUX WIRE OPEN




Disconnect the Passenger Rear Window Switch connector.
Measure the voltage between the (Q2) Passenger Rear Window Switch Mux circuit and body ground.
Is the voltage between 4.4 and 5.1 volts?

Yes

- Go To 4

No

- Repair the (Q2) Passenger Rear Window Switch Mux wire for an open.
- PERFORM BODY VERIFICATION TEST - VER 1. Body Verification Test

4. (G982) PASSENGER REAR WINDOW SWITCH GROUND WIRE OPEN




Turn the ignition off.
Using a 12-volt test light connected to 12-volts, check the (G982) Ground circuit in the switch connector.
Does the test light illuminate brightly?

Yes

- Replace the Rear Window Switch.
- PERFORM BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Repair the (G982) Passenger Rear Window Switch Ground for an open.
- PERFORM BODY VERIFICATION TEST - VER 1. Body Verification Test

5. (Q2) PASSENGER REAR WINDOW SWITCH MUX WIRE SHORT TO VOLTAGE




Turn the ignition off.
Disconnect the Passenger Door Module C3 connector.
Measure the voltage between (Q2) Passenger Rear Window Switch Mux circuit and body ground.
Turn the ignition on.
Is there any voltage present?

Yes

- Repair the (Q2) Passenger Rear Window Switch Mux circuit for a short to voltage.
- PERFORM BODY VERIFICATION TEST - VER 1. Body Verification Test

No

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