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. Using scan tool (M.U.T.-IIISE), check whether the DTC is set again.
(1) Erase the DTC.
(2) Turn on the power supply mode of the electric motor switch.
(3) Check the DTC.
Is the DTC set?
Replace the PHEV-ECU (Refer to GROUP 54Da - PHEV-ECU ). Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
STEP 4. Using scan tool (M.U.T.-IIISE), check whether the DTC is set again.
(1) Erase the DTC.
(2) Turn on the power supply mode of the electric motor switch.
(3) Check the DTC.
Is the DTC set?
Replace the power drive unit (Refer to ). Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).