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 to lock (0) and then back to on (ii).
- turn the windshield wiper switch to mist, and wait for at least 2 seconds.
- turn the windshield wiper switch off, and wait for at least 2 seconds.
- turn the windshield wiper switch to int (auto), and wait for at least 2 seconds.
- turn the windshield wiper switch to low, and wait for at least 2 seconds.
- turn the windshield wiper switch in high, and wait for at least 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.