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Home >> Subaru >> 2017 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Service Information) >> Air/fuel ratio sensor (FA20) >> Removal
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Air/fuel ratio sensor (FA20): Removal

  1. Disconnection of the battery ground terminal (Refer to Working precautions and notes )
  2. Removal of air/fuel ratio sensor
    1. Disconnect the connector for air/fuel ratio sensor and the 2 clamps.
      Fig 1: Locating Air/Fuel Ratio Sensor Connector And Clamps
      G11258416Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the air/fuel ratio sensor from the exhaust manifold.
    Fig 2: Locating Air/Fuel Ratio Sensor
    G08554055Courtesy of SUBARU OF AMERICA, INC.