LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2021 >> Q60 Pure, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 7) >> Engine (ECM) >> DTC P0101: MAF Sensor >> Confirmation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Confirmation Procedure

  1. CHECK DTC PRIORITY 

    If DTC P0101 is displayed with other DTC, first perform the confirmation procedure (trouble diagnosis) for other DTC.

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable. Refer to DTC Index .

    NO

    GO TO 2.

  2. PRECONDITIONING 
    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

    If engine will not start or stops soon, wait at least 10 seconds with engine stopped (Ignition switch ON) instead of running engine at idle speed.

    GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE 
    1. Start engine and warm it up to normal operating temperature.
    2. Drive the vehicle for at least 5 seconds under the following conditions:
      CAUTION: Always drive at a safe speed.

      Selector lever

      Suitable position

      Vehicle speed

      40 km/h (25 MPH) or more

      NOTE:
      • The gear must be fixed while driving the vehicle.
      • Keep the accelerator pedal as steady as possible during cruising.
    3. Check 1st trip DTC.

    Is DTC P0101 detected?

    YES

    Refer to DTC Diagnosis Procedure .

    NO

    To check malfunction symptom before repair: Refer to Inspection .

    NO

    Confirmation after repair: INSPECTION END