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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Transmission >> Transfer Case >> Transfer Case (DTCS) >> All Mode AWD/4WD (AWD Control Unit) >> DTC C1201: AWD Control Unit >> DTC Diagnosis Procedure >> AWD models
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AWD models

  1. PERFORM SELF-DIAGNOSIS 

    SYMBOL With CONSULT

    1. Erase self-diagnostic results for "ALL MODE AWD/4WD".
    2. Turn the ignition switch OFF, and then wait 10 seconds or more.
    3. Perform self-diagnosis for "ALL MODE AWD/4WD".

    Is DTC "C1201" detected?

    YES

    Replace AWD control unit. Refer to AWD CONTROL UNIT : Removal & Installation .

    NO

    Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.