B1284

DTC Troubleshooting: B1281, B1282, B1283, B1284

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. Troubleshooting - B-CAN System Diagnosis Test Mode A

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back ON (II).

3. Turn the windshield wiper switch to MIST, and wait for 2 seconds.

4. Turn the windshield wiper switch OFF, and wait for 2 seconds.

5. Turn the windshield wiper switch to INT (AUTO), and wait for 2 seconds.

6. Turn the windshield wiper switch to LOW, and wait for 2 seconds.

7. Turn the windshield wiper switch in HIGH, and wait for 2 seconds.

8. 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.