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On-Vehicle Inspection [08/2015 - 08/2018]: Procedure

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  1. CHECK MASS AIR FLOW METER 
    1. Check the mass air flow value.
      1. Connect the Techstream to the DLC3.
      2. Turn the ignition switch to ON.
      3. Techstream main switch on.
      4. Enter the following menus: Powertrain / Engine / Data List / All Data / MAF.
      5. Blow air into the MAF meter, and check that the MAF value fluctuates.
        GTY144421Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        If the result is not as specified, check the MAF meter. See step  1 [08/2015 - 08/2018], or wiring and ECM (Refer to DTC P0102: Mass or Volume Air Flow Circuit Low Input; DTC P0103: Mass or Volume Air Flow Circuit High Input [08/2015 - 08/2017] , or refer to DTC P0102: Mass or Volume Air Flow Circuit Low Input; DTC P0103: Mass or Volume Air Flow Circuit High Input [08/2017 - 08/2018] ).

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