C1143 NISSAN, INFINITI: STEERING ANGLE SENSOR CIRCUIT
POST UPDATED IN June, 2023
C1143 NISSAN, INFINITI: STEERING ANGLE SENSOR CIRCUIT
The Steering Angle Sensor is installed on the rear of the steering wheel. The function of this device is to detect the amount of rotation, angular velocity and direction of the steering wheel, and then transmit this data to the ABS Actuator and the Electrical Unit or Control Unit via Control Area Network (CAN) communication.
C1143 OBD2 fault code is set when there is a malfunction on the part of the Steering Angle Sensor, a condition in which the neutral position of the sensor is dislocated.
The reasons for storing DTC C1143 OBDII code are:
To troubleshoot diagnostic code C1143 OBD2 you must do the following: