VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1224

DTC Code DTC Name
C1224 NE Signal

DESCRIPTION

The skid control ECU receives the engine speed signals from the ECM via the CAN communication system.

DTC No. DTC Detection Condition Trouble Area
C1224 The vehicle speed is 6 km/h (4 mph) or more, the +BS terminal voltage is between 9.6 and 16.5 V, and the engine speed signal is more than 12800 rpm for 2.5 seconds or more.

  • CAN communication system

  • ECM

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK CAN COMMUNICATION SYSTEM


    1. Check if a CAN communication system DTC is output Click here.

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

    B

    INSPECT CAN COMMUNICATION SYSTEM Click here

    A

  2. CHECK SFI SYSTEM


    1. Check if an SFI system DTC is output Click here for 2GR-FE, Click here for 2AR-FE, or Click here for 1AZ-FE).

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

    B

    INSPECT SFI SYSTEM

    A

    REPLACE ECM