MASS AIR FLOW METER ON-VEHICLE INSPECTION

PROCEDURE


  1. INSPECT MASS AIR FLOW METER SUB-ASSEMBLY


    1. Check the mass air flow value.


      1. Connect the GTS to the DLC3.

      2. Turn the ignition switch to ON.

      3. Turn the GTS on.

      4. Enter the following menus: Powertrain / Engine and ECT / Data List / MAF.


        Powertrain > Engine and ECT > Data List
        Tester Display
        MAF
      5. A01QTB7C01
        A01QRKS Air

        Blow air into the mass air flow meter sub-assembly and check that the mass air flow meter value fluctuates.

        If the result is not as specified, check the mass air flow meter sub-assembly, wire harness and ECM.

        Click here