PRE-CRASH SAFETY SYSTEM, Diagnostic DTC:C1A47

DTC Code DTC Name
C1A47 Steering Angle Sensor

DESCRIPTION

The skid control ECU receives steering rotation angle information from the steering angle sensor, and sends the information to the driving support ECU through the CAN communication line.

When DTC C1A47 is detected, DTC C1231 is also output from the "ABS/VSC/TRC".

DTC Code DTC Detection Condition Trouble Area
C1A47 While vehicle speed is 50 km/h (31 mph) or more, steering angle sensor malfunction signal is received from skid control ECU for 1 second

  • Steering angle sensor

  • Skid control ECU

  • Driving support ECU

PROCEDURE


  1. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)


    1. Using the intelligent tester, enter the following menus: Chassis / ABS/VSC/TRC. Then select "DTC".

    2. Check for DTC.

      OK
      DTC C1231 is not output.

    OK

    REPLACE DRIVING SUPPORT ECU Click here

    NG

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM Click here