Code No. U1100: PHEV-ECU message lost(On board charger)



caution
  • If there is any problem in the CAN bus lines, an incorrect diagnosis code may be stored. Prior to this diagnosis, diagnose the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
  • Whenever ECU is replaced, ensure that the CAN bus lines are normal.

TROUBLE JUDGEMENT


The PHEV-ECU stores diagnosis code No. U1100 when it cannot communicate with the on-board charger.

PROBABLE CAUSES



  • Malfunction of CAN bus
  • Malfunction of on board charger

DIAGNOSIS PROCEDURE


1.M.U.T.-III CAN bus diagnostics.
2.M.U.T.-III other system diagnosis code (on board charger/DC-DC converter)

  • Refer to .