VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1420

DTC Code DTC Name
C1420 Acceleration Sensor Malfunction

DESCRIPTION

Refer to DTCs C1419 and C1435 (Click here).

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1420

Acceleration Sensor Malfunction

After the difference between GL1 and GL2 becomes 0.6 G or more with the vehicle stationary, the difference remains 0.4 G or more for 60 seconds or more.

  • Sensor installation

  • Yaw rate and acceleration sensor

WIRING DIAGRAM

Refer to DTCs C1232, C1243 and C1245 (Click here).

CAUTION / NOTICE / HINT

Note:

When replacing the yaw rate and acceleration sensor, perform calibration (Click here).

PROCEDURE

  1. CHECK DTC (CAN COMMUNICATION SYSTEM)

    1. Check for DTCs.

      Click here

      Result

      Result

      Proceed to

      CAN DTC is not output

      A

      CAN DTC is output

      B

      Chassis > ABS/VSC/TRC > Trouble Codes

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

    Click here

    A

  2. CHECK YAW RATE AND ACCELERATION SENSOR INSTALLATION

    1. Check that the yaw rate and acceleration sensor is installed properly.

      Click here

      OK

      The sensor is tightened to the specified torque.

      The sensor is not installed at an angle.

      Result

      Result

      OK

      NG
    OK

    REPLACE YAW RATE AND ACCELERATION SENSOR

    Click here

    NG

    INSTALL YAW RATE AND ACCELERATION SENSOR CORRECTLY

    Click here