POWER STEERING SYSTEM (for 2GR-FXE), Diagnostic DTC:C1546/31

DTC Code DTC Name
C1546/31 HV-ECU Malfunction

DESCRIPTION

If the power steering ECU receives hybrid control system malfunction signals from the power management control ECU, the power steering ECU will output this DTC and turns on the power steering warning light. (The power steering system is operating normally.)

If signals from the hybrid control system return to normal, the power steering warning light will turn off, the fail-safe will be released, and the DTCs are cleared.

DTC Code Detection Condition Trouble Area
C1546/31 Hybrid control system malfunction signal input Hybrid control system

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC OUTPUT (HYBRID CONTROL SYSTEM)


    1. Check for DTCs of the hybrid control system Click here.


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    GO TO HYBRID CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here