B1868

B1868-DRIVER PASSENGER WINDOW SWITCH CIRCUIT STUCK - DDM





For a complete wiring diagram Consult Diagrams/Electrical.

NOTE: This test shows graphics, circuit numbers and text for a Left Hand Drive (LHD) vehicle. For a Right Hand Drive (RHD) vehicle, refer to the schematic for the different circuit numbers, cavities and names.

NOTE: Even though the JS27 (Convertible) is not equipped with the Express (AUTO) Up feature, the front window circuits are still referred to as "EXPRESS".

- When Monitored:
Whenever the module is awake.

- Set Condition:
When the Master Switch Passenger Window Mux circuit is below 3.5 volts for over 30 seconds.







Diagnostic Test

1. TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, record and erase DTC's
Operate the Driver Passenger Window Switch in all positions several times.
Wait 30 seconds.
With the scan tool, read DTC's.
Does the scan tool display B1868-DRIVER PASSENGER WINDOW SWITCH CIRCUIT STUCK?

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. DRIVER WINDOW SWITCH SHORTED




With the scan tool, erase DTC's.
Disconnect the Driver Window/Door Lock Switch (JS41-C2) connector.
With the scan tool, read DTC's.
Does the scan tool display B1868-DRIVER PASSENGER WINDOW SWITCH CIRCUIT STUCK?

No

- Replace the Driver Express Window/Door Lock Switch.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test

Yes

- Go to 3

3. (Q222) MASTER SWITCH RIGHT FRONT WINDOW MUX CIRCUIT SHORT TO GROUND




Turn the ignition off.
Disconnect the Driver Door Module C2 connector.
Measure the resistance between ground and the (Q222) Master Switch Right Front Window Mux circuit.
Is the resistance below 10000.0 ohms?

Yes

- Repair the (Q222) Master Switch Right Front Window Mux circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1 Body Verification Test.

No

- Go to 4

4. (Q222) MASTER SWITCH RIGHT FRONT WINDOW MUX CIRCUIT SHORT TO (Q994) DRIVER EXPRESS WINDOW SWITCH RETURN CIRCUIT




Measure the resistance between the (Q222) Master Switch Right Front Window Mux circuit and the (Q994) Driver Express Window Switch Return circuit.
Is the resistance below 10000.0 ohms?

Yes

- Repair the (Q222) Master Switch Right Front Window Mux circuit for a short to the (Q994) Driver Express Window Switch Return circuit.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test

No

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