MASS AIR FLOW METER INSPECTION


  1. INSPECT MASS AIR FLOW METER


    1. A01NHIRE02
      Text in Illustration
      *1 Platinum Hot Wire (Heater)

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

      OK
      There is no foreign matter.

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

    2. A01NEWFE02
      Text in Illustration
      *1 Mass Air Flow Meter

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

      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

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