B2305

B2305-WIPER PARK SWITCH INPUT CIRCUIT HIGH





For a complete wiring diagram, refer to the Wiring Information Electrical Diagrams.

- When Monitored:
With the ignition on.

- Set Condition:
When the Front Control Module (FCM) detects a low condition in the wiper park switch input circuit.





1. INTERMITTENT CONDITION
1. Turn the ignition on.
2. Using the scan tool, clear all Front Control Module (FCM) DTCs.
3. Turn the Front Wipers on.
4. Using the scan tool, read the Front Wiper DTCs.

Does the scan tool read: B2305-WIPER PARK SWITCH INPUT CIRCUIT HIGH?

Yes

- Go To 2

No

- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched or partially broken wires.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. MULTIFUNCTION SWITCH
1. Turn the ignition off.
2. Disconnect the Multifunction Switch connector.
3. Measure the internal resistance of the Multifunction Switch between cavity 2 and 4 of the switch.

Is the resistance above 5.0 Ohms?

Yes

- Replace the Multifunction Switch.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Go To 3

3. FRONT CONTROL MODULE (FCM)




1. Turn the ignition off.
2. Disconnect the Multifunction Switch connector.
3. Disconnect the FCM IPM 49 way harness connector.
4. Measure the resistance of the (W7) Front Wiper Park Switch Sense circuit.

Is the resistance above 5.0 Ohms?

Yes

- Repair the (W7) Front Wiper Park Switch Sense circuit for an open condition.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Front Control Module (FCM).
- Perform the BODY VERIFICATION TEST. Body Verification Test.