Code No. P1D52: Internal Circuit Abnormal 1,
Code No. P1D53: Internal Circuit Abnormal 2




TROUBLE JUDGEMENT


Check Condition
  • While the on board charger is allowed to be charged from the PHEV-ECU.
Judgement Criterion
    <Code No. P1D52>

    • The abnormal internal circuit is detected.
    <Code No. P1D53>

    • The abnormal internal circuit is detected.

FAIL-SAFE AND BACKUP FUNCTION



  • The charge is stopped.

PROBABLE CAUSE



  • The on board charger/DC-DC converter is failed.

DIAGNOSIS PROCEDURE


STEP 1. M.U.T.-III diagnosis code.


Q. Is the diagnosis code stored?

Replace the on board charger/DC-DC converter.
Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).