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Home >> Infiniti >> 2024 >> Q50 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 7) >> Engine (ECM) >> P1168 Closed Loop Control >> Confirmation Procedure

Confirmation Procedure

  1. CHECK DTC PRIORITY 

    If DTC P1168 is displayed with DTC for A/F sensor 1, first perform the confirmation procedure (trouble diagnosis) of DTC corresponding to A/F sensor 1.

    Is applicable DTC detected?

    YES>>

    Refer to DTC Diagnosis Procedure .

    NO-1>>

    To check malfunction symptom before repair: Refer to Inspection .

    NO-2>>

    Confirmation after repair: INSPECTION END

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