DTC B1281: Windshield Wiper Switch MIST Position Circuit Malfunction; DTC B1282: Windshield Wiper Switch INT (AUTO) Position Circuit Malfunction; DTC B1283: Windshield Wiper Switch LOW Position Circuit Malfunction; DTC B1284: Windshield Wiper Switch HIGH Position Circuit Malfunction
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see
TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
).
- Clear the DTCs with the HDS.
- Turn the ignition switch OFF, and then back ON (II).
- Turn the windshield wiper switch to MIST, and wait for 2 seconds.
- Turn the windshield wiper switch OFF, and wait for 2 seconds.
- Turn the windshield wiper switch to INT (AUTO), and wait for 2 seconds.
- Turn the windshield wiper switch to LOW, and wait for 2 seconds.
- Turn the windshield wiper switch in HIGH, and wait for 2 seconds.
- Check for DTCs with the HDS.
Is DTC B1281, B1282, B1283, and/or B1284 indicated?
YES - Replace the wiper/washer switch.
NO - Intermittent failure, the wiper/washer switch and the combination switch control unit are OK at this time. Check for loose or poor connections.