Mass Air Flow Meter On-Vehicle Inspection

Engine Hybrid System. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25
2Tr-Fe Engine Control. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

  1. CHECK MASS AIR FLOW METER

Mass Air Flow Meter -- On-Vehicle Inspection


NOTICE:
  1. Perform the mass air flow meter inspection in accordance with the procedure below.
  2. Only replace the mass air flow meter when foreign matter adheres to the sensor and both MAF values in the Data List (with the engine stopped) are not within the normal operating range.


1. CHECK MASS AIR FLOW METER

  1. Read the values using the intelligent tester (MAF).

    NOTICE:
    1. Perform the inspection with the vehicle indoors and on a level surface.
    2. Perform the inspection of the mass air flow meter while it is installed to the air cleaner case (installed to the vehicle).
    3. During the test, do not use an exhaust air duct on the exhaust pipe.

    1. Connect the intelligent tester to the DLC3.

    2. Turn the ignition switch to ON (do not run the engine).

    3. Turn the intelligent tester on.

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

    5. Wait 30 seconds, and then read the values on the intelligent tester.

      Standard Condition:
      Tester Display
      		Condition
      		Specified Condition
      MAF
      1. Engine not running
      2. 30 seconds after ignition switch turned to ON
      		Less than 0.36 g/sec
      1. If the result is not as specified, replace the mass air flow meter.
      2. If the result is within the specified range, remove and inspect the mass air flow meter (HILUX_TGN26 RM000000VW401EX_01_0001.html).