VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1201/51

DTC Code DTC Name
C1201/51 Engine Control System Malfunction

DESCRIPTION

When the skid control ECU receives an engine control system malfunction signal, this DTC is set the master caution indicator light is illuminated and the warning message is displayed on the multi-information display. (The VSC system is operating normally.)

While the engine control system is malfunctioning, as a fail safe function, TRC and VSC controls are prohibited. If a normal signal is received from the engine control system, the warning light will be turned off, the fail safe function will be cancelled and this DTC will be cleared.

DTC Code DTC Detection Condition Trouble Area
C1201/51 Engine control system malfunction signal continues for 1 second or more. Engine control system

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK ENGINE CONTROL SYSTEM


    1. Check if any engine control system DTC is output Click here for 2UR-GSE).

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

    B

    INSPECT ENGINE CONTROL SYSTEM (for 2UR-GSE) Click here

    A

    REPLACE ECM (for 2UR-GSE) Click here