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Home >> Infiniti >> 2018 >> QX30 Base >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U0401: Engine System >> Diagnosis Procedure

Diagnosis Procedure

  1. PERFORM SELF-DIAGNOSIS OF ECM 

    SYMBOL With CONSULT

    Perform self-diagnosis for "ENGINE". Refer to CONSULT Function .

    Is DTC detected?

    YES

    Check the DTC. Refer to DTC Index .

    NO

    INSPECTION END

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