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Heated Oxygen Sensor: Inspection: Inspection

  1. INSPECT HEATED OXYGEN SENSOR 
    Fig 1: Inspecting Heated Oxygen Sensor Connector Terminals
    GTY290181Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      2 (HT1B) - 1 (+B) 20°C (68°F) 11 to 16 Ω
      2 (HT1B) - 3 (E2) Always 10 kΩ or higher

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

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