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Heated Oxygen Sensor: Inspection

  1. INSPECT HEATED OXYGEN SENSOR 
    1. Measure the resistance according to the value (s) in the table below

      Standard resistance 

      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      1 (HT1B) - 2 (+B)
      1 (HT2B) - 2 (+B)      		 20°C (68°F) 11 to 16 Ω
      Fig 1: Identifying Heated Oxygen Sensor Connector Terminal
      G05771279Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

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