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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 5) >> Engine (ECM) >> DTC P0103: MAF Sensor >> Confirmation Procedure
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Confirmation Procedure

  1. PRECONDITIONING 

    If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

    Which DTC is detected?

    P0102

    GO TO 2.

    P0103

    GO TO 3.

  2. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P0102 
    1. Start engine and wait at least 5 seconds.
    2. Check DTC.

    Is DTC detected?

    YES

    Refer to DTC Diagnosis Procedure .

    NO

    INSPECTION END

  3. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P0103-I 
    1. Turn ignition switch ON and wait at least 5 seconds.
    2. Check DTC.

    Is DTC detected?

    YES

    Refer to DTC Diagnosis Procedure .

    NO

    GO TO 4.

  4. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P0103-II 
    1. Start engine and wait at least 5 seconds.
    2. Check DTC.

    Is DTC detected?

    YES

    Refer to DTC Diagnosis Procedure .

    NO

    INSPECTION END