DTC U1280: Keyless Access Control Unit Communication Bus Line Error(BUS-OFF)

DTC (Keyless Access Control Unit)

NOTE:  If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to:BODY ELECTRICAL TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A - INITIAL COMMUNICATION AND DTC CHECKS .

1. Problem verification

   - 1. Clear the DTCs with the HDS.

   - 2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

   - 3. Wait for at least 6 seconds.

   - 4. Check for DTCs with the HDS.

   DTC Description	DTC
   U1280: Keyless Access Control Unit Communication Bus Line Error(BUS-OFF)

   Is DTC U1280 indicated?

   YES 

   GO TO MICU DTC U1280 TROUBLESHOOTING .

   NO 

   Intermittent failure, the system is OK at this time. Check for loose or poor connections.