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Home >> Subaru >> 2005 >> Outback XT, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection (Fuel Systems) (H4DOTC) >> Rear Oxygen Sensor >> Removal
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Rear Oxygen Sensor: Removal

  1. Disconnect the ground cable from battery.
    Fig 1: Disconnecting Ground Cable From Battery
    G03829334Courtesy of SUBARU OF AMERICA, INC.
  2. Lift-up the vehicle.
  3. Disconnect the connector from rear oxygen sensor.
  4. Apply spray-type lubricant to the threaded portion of rear oxygen sensor, and leave it for one minute or more.
  5. Remove the rear oxygen sensor.
CAUTION: When removing the rear oxygen sensor, wait until exhaust pipe cools, otherwise it will damage exhaust pipe.
Fig 2: Removing Rear Oxygen Sensor
G03829335Courtesy of SUBARU OF AMERICA, INC.