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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (DTCS) (1 Of 2) >> EPS/DAST 3 (Steering Force Control Module) >> DTC C13E0-00: St Clutch Command Circuit >> DTC Diagnosis Procedure >> Direct Adaptive Steering System
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Direct Adaptive Steering System

  1. CHECK THE STEERING CLUTCH 

    Check the steering clutch. Refer to Component Inspection .

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Steering clutch is malfunction. Replace steering clutch assembly. Refer to STEERING SHAFT : Removal & Installation .

  2. CHECK THE CLUTCH CIRCUIT 
    1. Disconnect steering force control module.
    2. Check the continuity between steering force control module harness connector and steering clutch harness connector.

      Steering force control module

      Steering clutch

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      M71

      26

      M156

      1

      Existed

      28

      3

    3. Check the continuity between control module harness connector and ground.

      Steering force control module

      --

      Continuity

      Connector

      Terminal

      M71

      26

      Ground

      Not existed

      28

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Repair or replace error-detected part.

  3. CHECK INTERMITTENT INCIDENT 
    1. Check enlarged contact spring of terminal. Refer to Inspection .
    2. Perform intermittent incident while turning steering wheel. Refer to Inspection .

    Is the inspection result normal?

    YES

    Replace steering force control module. Refer to STEERING FORCE CONTROL MODULE : Removal & Installation .

    NO

    Repair or replace error-detected part.