POWER STEERING SYSTEM, Diagnostic DTC:C1554

DTC Code DTC Name
C1554 Power Supply Relay Failure

DESCRIPTION

If the power steering ECU detects these DTCs, it will shut off the motor relay circuit (built into the power steering ECU) and stops power assist.

DTC No. DTC Detection Condition Trouble Area
C1554 Power source relay circuit malfunction Power steering ECU

INSPECTION PROCEDURE

PROCEDURE


  1. RECONFIRM DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC is not output.

    NG

    REPLACE POWER STEERING ECU Click here

    OK

    CHECK INTERMITTENT PROBLEMS