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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (Diagnostics) >> Component/Circuit Diagnosis >> Power Steering Warning Lamp >> Diagnosis Procedure >> With Direct Adaptive Steering System
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With Direct Adaptive Steering System

  1. PERFORM SELF-DIAGNOSIS 

    SYMBOL With CONSULT

    Perform self-diagnosis for "EPS/DAST 3", "DAST 1" and "DAST 2".

    Is any DTC detected?

    YES

    Check the DTC. Refer to DTC Index  (EPS/DAST 3), Refer to DTC Index  (DAST 1) and Refer to DTC Index  (DAST 2).

    NO

    GO TO 2.

  2. CHECK POWER STEERING WARNING LAMP SIGNAL 

    SYMBOL With CONSULT

    1. Turn the ignition switch ON.
    2. On CONSULT screen, select "METER/M&A">>"DATA MONITOR">>"EPS W/L".
    3. Check that the item in "DATA MONITOR" is "On".
    4. Start the engine.
      CAUTION: Never drive the vehicle.
    5. Check that the item in "DATA MONITOR" is "Off".

    Is the inspection result normal?

    YES

    Perform the trouble diagnosis for combination meter power supply circuit. Refer to Diagnosis Procedure .

    NO

    Replace steering force control module.