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Home >> Infiniti >> 2008 >> G37 Base >> Repair and Diagnosis >> Steering >> Manual Steering >> Steering Control System (With 4WAS) >> Component Diagnosis >> DTC C1686: 4WAS Main Control Unit >> Diagnosis Procedure
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Diagnosis Procedure

  1. PERFORM SELF-DIAGNOSIS (4WAS FRONT CONTROL UNIT)

    With CONSULT-III 

    Perform 4WAS front control unit self-diagnosis.

    Is any DTC other than "C1686" detected? 

    YES: Check the error system.

    NO: Perform 4WAS main control unit self-diagnosis.

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