VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1433

DTC Code DTC Name
C1433 Steering Angle Sensor Internal Circuit

DESCRIPTION

Steering sensor signals are sent to the skid control ECU (brake actuator assembly) via the CAN communication system. When there is a malfunction in the CAN communication system, it will be detected by the steering sensor zero point malfunction diagnostic function.

DTC Code DTC Detection Condition Trouble Area
C1433

Either of the following is detected:


  1. With the IG1 terminal voltage 9.5 to 17.4 V, the skid control ECU receives an error signal from the steering angle sensor for 0.012 seconds.

  2. An open in the sensor power supply circuit for 1 second or more.

 Steering sensor

INSPECTION PROCEDURE

Tech Tips


  • When DTC U0073, U0123, U0124 and/or U0126 is output together with DTC C1433, inspect and repair the trouble areas indicated by DTC U0073, U0123, U0124 and/or U0126 first Click here.

  • When any of the speed sensors or the yaw rate sensor has trouble, DTCs for the steering sensor may be output even when the steering sensor is normal. When DTCs for the speed sensors or yaw rate sensor are output together with DTCs for the steering sensor, inspect and repair the speed sensor and yaw rate sensor first, and then inspect and repair the steering sensor.

PROCEDURE


  1. REPLACE STEERING SENSOR


    1. Replace the steering sensor Click here.

      Tech Tips

      If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step Click here.


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