DTC U1281: Power control unit lost communication with MICU

DTC (Power Control Unit)

1. Problem verification:

   - 1. Turn the vehicle to the ON mode.

   - 2. Clear the DTCs with the HDS.

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

   - 4. Wait for at least 6 seconds.

   - 5. Check for DTCs with the HDS.

   DTC Description	DTC
   U1281 Power control unit lost communication with MICU

   Is DTC U1281 indicated?

   YES 

   Go to MICU DTC U1280 troubleshooting .

   NO 

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