TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Front Wiper Module harness connector.
Turn the ignition on.
With the DRB, select Body, Body Computer then Inputs/Outputs and read the Wiper
Park Sw state.
Connect one end of a jumper wire to the Front Wiper Park Switch Sense circuit at the
Front Wiper Module harness connector.
Momentarily connect the other end of the jumper wire to ground. Repeat this several
times.
Did the Switch state change between Open and Closed when connecting and
disconnecting the jumper?
All
Yes
→ Replace the Front Wiper Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn the ignition off.
Disconnect the Front Wiper Module harness connector.
Disconnect the FCM from the IPM.
Measure the resistance of the Front Wiper Park Switch Sense circuit.
Is the resistance below 10.0 ohms?
All
Yes
→ Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Front Wiper Park Switch Sense circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
979
WINDSHIELD WIPER & WASHER
FRONT WIPER NOT PARKED —
Continued