STEP 1. Using scan tool (M.U.T.-IIISE), diagnose CAN bus line.
STEP 2. Using scan tool (M.U.T.-IIISE), check whether the other DTC is set.
STEP 3. Check of the 12V starter battery.
STEP 4. Using scan tool (M.U.T.-IIISE), check whether the other DTC is set.
STEP 5. Using scan tool (M.U.T.-IIISE), check whether the DTC is set again.
Recheck the DTC.(1) Erase the DTC.
(2) Turn off the power supply mode of the electric motor switch.
(3) Turn on the power supply mode of the electric motor switch.
(4) Check the DTC.
Is the DTC set?
Replace the battery management unit (BMU) (Refer to ). Intermittent malfunction in CAN bus line between battery management unit (BMU) and PHEV-ECU (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).