MASS AIR FLOW METER INSPECTION

  1. INSPECT MASS AIR FLOW METER SUB-ASSEMBLY

    1. Perform a visual check for any foreign matter on the platinum hot wire (heater) of the mass air flow meter shown in the illustration.

      A011RA0E14
      Text in Illustration
      *a Platinum Hot Wire (Heater)
      OK
      There is no foreign matter.

      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.

      A011SZME39
      Standard Resistance
      Tester Connection Condition Specified Condition
      1 (THA) - 2 (E2) -20°C (-4°F) 13.6 to 18.4 kΩ
      1 (THA) - 2 (E2) 20°C (68°F) 2.21 to 2.69 kΩ
      1 (THA) - 2 (E2) 60°C (140°F) 0.49 to 0.67 kΩ
      Text in Illustration
      *a

      Component without harness connected

      (Mass Air Flow Meter)

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