Checking components
Activate the windshield washer using the windshield wiper switch. Read off the status.
HINT: If the read-out of the status of the wiper switch gave a correct result, the problem is not in the Steering wheel module (SWM).
Was the status of the wiper switch OK?
- YES
FAULT NOT FOUND: Troubleshooting has been completed.
- NO
Refer to Replacing a component
Activate the washer using the windshield wiper switch. Read off the status.
HINT: If the windshield wiper switch status is OK, the fault is in the windshield wiper switch.
Was the status of the wiper switch OK?
- YES
OKAY: Troubleshooting has been completed.
- NO
Refer to Replacing a component