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Inspection [08/2016 - ]: Procedure

  1. INSPECT MASS AIR FLOW METER 
    1. Perform a visual check for any foreign matter on the temperature sensor (thermistor) of the mass air flow meter shown in the illustration.

      OK

      There is no foreign matter.

      GTY505682Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Thermistor

      If the result is not as specified, replace the mass air flow meter.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      4 (THA) - 2 (E2G) -20°C (-4°F) 13.6 to 18.4 kΩ
      20°C (68°F) 2.21 to 2.69 kΩ
      60°C (140°F) 0.49 to 0.67 kΩ
      GTY507543Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Mass Air Flow Meter)

      If the result is not as specified, replace the mass air flow meter.