VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1201/51

DTC Code DTC Name
C1201/51 Engine Control System Malfunction

DESCRIPTION

If a malfunction in the engine control system is detected, the operations of VSC and TRC are prohibited by the fail safe function. When the signals from the engine are input normally, the fail safe is cancelled and the DTC is not stored.

DTC Code DTC Detection Condition Trouble Area
C1201/51 Engine control system malfunction signal continues for 5 seconds. Engine control system

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK ENGINE CONTROL SYSTEM


    1. Check if the engine control system DTC is output.

      Result
      Result Proceed to
      DTC not output A
      DTC output B

    B

    INSPECT ENGINE CONTROL SYSTEM

    A

    CHECK FOR INTERMITTENT PROBLEMS (ENGINE CONTROL SYSTEM)