ANTI-LOCK BRAKE SYSTEM, Diagnostic DTC:C1420

DTC Code DTC Name
C1420 Acceleration Sensor Malfunction

DESCRIPTION

Refer to DTC C1419 Click here.

DTC Code DTC Detection Condition Trouble Area
C1420 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

  • Acceleration sensor (Airbag sensor assembly)

CAUTION / NOTICE / HINT

Note

When replacing the acceleration sensor (airbag sensor assembly), perform calibration Click here.

Tech Tips

When DTC U0124 is output together with DTC C1420, inspect and repair the trouble areas indicated by DTC U0124 first Click here.

PROCEDURE


  1. CHECK AIRBAG SENSOR ASSEMBLY INSTALLATION


    1. Check that the acceleration sensor (airbag sensor assembly) is installed properly Click here.

      OK
      The sensor is tightened to the specified torque.
      The sensor is not installed at an angle.

    NG

    INSTALL AIRBAG SENSOR ASSEMBLY CORRECTLY Click here

    OK

  2. REPLACE AIRBAG SENSOR ASSEMBLY


    1. Replace the acceleration sensor (airbag sensor assembly) Click here.


    NEXT

    END