Checking the components
Activate windscreen-wiper switch and read status.
HINT: If read-out of status on windscreen-wiper switch gave a correct result the fault is not in the SWM.
Did read-out of status on windscreen-wiper switch give a correct result?
- YES
FAULT NOT FOUND: Troubleshooting has been completed.
- NO
Refer to Replacing the component
Activate windscreen-wiper switch and read status.
HINT: If read-out of status on windscreen-wiper switch gave a correct result the fault was in the windscreen-wiper switch.
Did read-out of status on windscreen-wiper switch give a correct result?
- YES
OKAY: Troubleshooting has been completed.
- NO
Refer to Replacing the component