TEST
ACTION
APPLICABILITY
4
Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Wiper Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Rear Wiper Switch MUX Return circuit from the Body
Control Module connector to the Rear Wiper Switch harness connector.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Rear Wiper Switch MUX Return circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition on.
With the DRBIII
t, erase all BCM and FCM DTCs.
Turn the ignition off.
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
1193
WINDSHIELD WIPER & WASHER
REAR WIPER SWITCH MUX INPUT OPEN —
Continued