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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> ADAS Control Unit (DTC/Circuit Diagnosis) (1 Of 2) >> DTC C1A40: System Switch Circuit >> ADAS Control Unit >> With Direct Adaptive Steering System >> DTC Description >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE 

    SYMBOL CONSULT

    1. Start the engine and wait for approximately 10 minutes or more.
    2. Select "All DTC Reading" mode.
    3. Check if "C1A40-01" is detected as the current malfunction in "Self Diagnostic Result" mode of "ICC/ADAS".

    Is "C1A40-01" detected as the current malfunction?

    YES

    Refer to Diagnosis Procedure .

    NO

    To check malfunction symptom before repair: Refer to Intermittent Incident .

    NO

    Confirmation after repair: Inspection End.

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