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Home >> Nissan-Datsun >> 2021 >> Sentra S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (3 Of 4) >> DTC/Circuit Diagnosis >> P1148 Closed Loop Control >> Confirmation Procedure

Confirmation Procedure

  1. CHECK DTC PRIORITY 

    If DTC P1148 is displayed with another DTC for A/F sensor 1, perform the trouble diagnosis for the corresponding DTC.

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable. Refer to DTC Index .

    NO

    INSPECTION END

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