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Home >> Infiniti >> 2024 >> Q50 Luxe, AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (DTCS) (2 Of 2) >> EPS/DAST 3 (Power Steering Control Module) >> C1143 Steering Angle Sensor >> DTC Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK STEERING ANGLE SENSOR CIRCUIT 

    Check steering angle sensor circuit. Refer to DTC Diagnosis Procedure . Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Repair or replace error-detected parts.

  2. CHECK TERMINALS AND HARNESS CONNECTORS 

    Check the power steering control module pin terminals for damage or loose connection with harness connector.

    Is the inspection result normal?

    YES>>

    Power steering control module is malfunctioning. Replace steering gear assembly. Refer to STEERING GEAR AND LINKAGE : Removal and Installation .

    NO>>

    Repair or replace error-detected parts.

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