B2305
B2305-WIPER PARK SWITCH INPUT CIRCUIT HIGHB2305-Wiper Park Switch Input Circuit High:
WHEN MONITORED
SET CONDITION
POSSIBLE CAUSES
- Multifunction switch
- (W7) front wiper park switch sense circuit high
- Front control module
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
DIAGNOSTIC TEST
1. INTERMITTENT CONDITION
Turn the ignition on.
With the Scan Tool, clear all FCM DTC's.
Turn the Front Wipers on.
With the Scan Tool, read the Front Wiper DTC's.
Q: 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 - VER 1. Body Verification Test
2. MULTIFUNCTION SWITCH
Turn the ignition off.
Disconnect the Multifunction Switch connector.
Measure the internal resistance of the Multifunction Switch between cavity 2 and 4 of the switch.
Q: Is the resistance above 5.0 ohms?
YES: Replace the Multifunction Switch. Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
NO: Go To 3
3. FRONT CONTROL MODULE
Turn the ignition off.
Disconnect the Multifunction Switch connector.
Disconnect the FCM C1 harness connector.
Measure the resistance of the (W7) Front Wiper Park Switch Sense circuit.
Q: 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 - VER 1. Body Verification Test
NO: Replace the Front Control Module. Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test