B185D-PASSENGER WINDOW SWITCH CIRCUIT STUCK - PDM
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
Whenever the module is awake.
- Set Condition:
When the Passenger Window Express Switch Mux circuit is below 3.5 volts for over 30 seconds.
| Possible Causes |
| (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO GROUND |
| (Q336) PASSENGER WINDOW DRIVER EXPRESS SWITCH MUX CIRCUIT SHORT TO THE (Q936) PASSENGER WINDOW EXPESS SWITCH RETURN CIRCUIT |
| WINDOW/DOOR LOCK SWITCH SHORT TO GROUND |
| PASSENGER DOOR MODULE (PDM) |
Diagnostic Test
1. TEST FOR INTERMITTENT CONDITIONTurn the ignition on.
With the scan tool, record and erase DTC's
Operate the Passenger Window Switch in all positions several times.
Wait 30 seconds.
With the scan tool, read DTC's.
Does the scan tool display B185D-PASSENGER WINDOW SWITCH CIRCUIT STUCK?
Yes
- Go To 2
No
- The conditions that caused this code to set are not present at this time. Check for a sticking switch and using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2. DRIVER WINDOW SWITCH SHORTED
With the scan tool, erase DTC's.
Disconnect the Passenger Window/Door Lock Switch connector.
With the scan tool, read DTC's.
Does the scan tool display B185D–PASSENGER WINDOW SWITCH CIRCUIT STUCK?
No
- Replace the Passenger Express Window/Door Lock Switch.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
Yes
- Go To 3
3. (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO GROUND
Turn the ignition off.
Disconnect the Passenger Door Module C2 connector.
Measure the resistance between ground and the (Q336) Passenger Window Express Switch Mux circuit.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q336) Passenger Window Express Switch Mux circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Go To 4
4. (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO (Q936) PASSENGER EXPRESS SWITCH RETURN CIRCUIT
Measure the resistance between the (Q336) Passenger Window Express Switch Mux circuit and the (Q936) Passenger Express Switch Return circuit.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q336) Passenger Express Switch Mux circuit for a short to the (Q936) Passenger Window Express Switch Return circuit.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Replace the Passenger Door Module.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)