LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2017 >> CT 200h Base >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System - Service Information >> Mass Air Flow Meter >> Inspection [08/2014 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection [08/2014 - ]: Procedure

  1. INSPECT MASS AIR FLOW METER 
    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.
      GTY233713Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Platinum Hot Wire (Heater)

      Result

      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.
      GTY214688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Mass Air Flow Meter

      Standard Resistance

      Tester Connection Condition Specified Condition
      1 (THA) - 2 (E2) -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