Wiper Switch: Service and Repair
Wiper/Washer Switch Test/Replacement1. Remove the driver's dashboard lower cover.
2. Remove the steering column covers.
3. Disconnect the connectors (A) from the wipers/washers switch (B), then remove the two screws and the switch.
Windshield:
4. Check for continuity between the terminals in each switch position according to the table. If the switch fails any continuity check, replace the switch.