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Inspection [12/2019 - 10/2022]: Procedure

  1. INSPECT AIR FUEL RATIO SENSOR (for Bank 1) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      1 (HA1A) - 2 (+B) 20°C (68°F) 1.6 to 3.2 Ω
      1 (HA1A) - 4 (A1A-) Always 10 kΩ or higher

      If the result is not as specified, replace the air fuel ratio sensor.

      GTY878672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Air Fuel Ratio Sensor)
  2. INSPECT AIR FUEL RATIO SENSOR (for Bank 2) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      1 (HA2A) - 2 (+B) 20°C (68°F) 1.6 to 3.2 Ω
      1 (HA2A) - 4 (A2A-) Always 10 kΩ or higher
      GTY864765Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Air Fuel Ratio Sensor)

      If the result is not as specified, replace the air fuel ratio sensor.

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