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On-Vehicle Inspection

  1. INSPECT HEATED OXYGEN SENS OR 
    1. Disconnect the heated oxygen sensor connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Tester Connection Condition Specified Condition
      1 (HT) and 2 (+B) 20°C (68°F) 11 to 16 Ω

      If the result is not as specified, replace the sensor.

      Fig 1: Identifying Heated Oxygen Sensor Connector Terminal
      G05751997Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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