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Heated Oxygen Sensor: Inspection: Inspection

  1. INSPECT HEATED OXYGEN SENSOR 
    Fig 1: Inspecting Heated Oxygen Sensor (Without Harness Connected) & Terminals
    GTY229082Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    TEXT IN ILLUSTRATION

    *1 Component without harness connected
    (Heated Oxygen Sensor)
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      (HT) - (+B) 20°C (68°F) 11 to 16 Ω
      (HT) - (E) - 10 kΩ or higher

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