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Heated Oxygen Sensor: Inspection

  1. INSPECT HEATED OXYGEN SENSOR 
    1. Measure the resistance between terminals 1 (HT) and 2 (+B).

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Condition Specified Condition
      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
      G04975189Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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