DTC U1282: Door Multiplex Control Unit Lost Communication With MICU; DTC U1283: Door Multiplex Control Unit Lost Communication With MICU (DRLK Frame)
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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).
- Wait for at least 6 seconds.
- Check for DTCs with the HDS.
Is DTC U1282 and/or U1283 indicated?
YES -Replace the power window master switch (see POWER WINDOW MASTER SWITCH REPLACEMENT ).
NO -Intermittent failure, the system is OK at this time. Check for loose or poor connections between the door multiplex control unit and the MICU.