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Home >> Toyota >> 2019 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System (1AR-FE) (Service Information) (Except Hybrid)) >> Air Fuel Ratio Sensor >> Removal [12/2013 - ] >> Procedure

Removal [12/2013 - ]: Procedure

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  1. REMOVE AIR FUEL RATIO SENSOR 
    1. Disengage the hose clamp and separate the air fuel ratio sensor wire from the No. 1 radiator hose.
      GTY453445Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the air fuel ratio sensor connector.
    3. Disconnect the 2 wire harness clamps from the wire harness clamp bracket.
      GTY444228Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using SST, remove the air fuel ratio sensor from the exhaust manifold.
      • SST: 09224-00010 
      NOTE:

      If the air fuel ratio sensor has been struck or dropped, replace it.