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Home >> Kia >> 2023 >> Telluride EX X-Line >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Heated Oxygen Sensor (HO2S) >> On Vehicle Inspection >> Component Inspection
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Component Inspection

  1. Disconnect the Heated Oxygen Sensor (HO2S) connector (A).

    Bank1 Front Heated Oxygen Sensor 

    G15693311Courtesy of KIA MOTORS AMERICA, INC.

    Bank1 Rear Heated Oxygen Sensor 

    G15693312Courtesy of KIA MOTORS AMERICA, INC.

    Bank2 Front Heated Oxygen Sensor 

    G15693313Courtesy of KIA MOTORS AMERICA, INC.

    Bank2 Rear Heated Oxygen Sensor 

    G15693314Courtesy of KIA MOTORS AMERICA, INC.
  2. Measure resistance between the HO2S terminals.
    G15693315Courtesy of KIA MOTORS AMERICA, INC.
    Terminal Function
    2 Heater (+)
    5 Heater (-)
  3. Check that the resistance is within the specification.
    Item Specification
    Heated oxygen sensor (Ω) 2.4 - 4.0 [23°C (73.4°F)]
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