VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1201

DTC Code DTC Name
C1201 Engine Control System Malfunction

DESCRIPTION

If a malfunction in the engine control system is detected, VSC and TRC operations are prohibited by the fail-safe function.

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

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK ENGINE TYPE


    1. Check the engine type.

      Result
      Result Proceed to
      1KD-FTV A
      2KD-FTV B
      1GR-FE C

    B

    CHECK FOR DTC (ENGINE CONTROL SYSTEM) Click here

    C

    CHECK FOR DTC (ENGINE CONTROL SYSTEM) Click here

    A

  2. CHECK FOR DTC (ENGINE CONTROL SYSTEM)


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

      Item
      Item See page
      for 1KD-FTV w/ EGR Cooler

      Click here

      w/o EGR Cooler

      Click here

      for DPF

      Click here

      Result
      Result Proceed to
      DTC is not output A
      DTC is output w/ EGR Cooler B
      w/o EGR Cooler C
      for DPF D

    B

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    C

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    D

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    A

    USE SIMULATION METHOD TO CHECK Click here

  3. CHECK FOR DTC (ENGINE CONTROL SYSTEM)


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

      Item
      Item See page
      for 2KD-FTV w/ EGR Cooler

      Click here

      w/o EGR Cooler

      Click here

      for DPF

      Click here

      Result
      Result Proceed to
      DTC is not output A
      DTC is output w/ EGR Cooler B
      w/o EGR Cooler C
      for DPF D

    B

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    C

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    D

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    A

    USE SIMULATION METHOD TO CHECK Click here

  4. CHECK FOR DTC (ENGINE CONTROL SYSTEM)


    1. Check if any engine control system DTC is output Click here.

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

    B

    GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) Click here

    A

    USE SIMULATION METHOD TO CHECK Click here