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Home >> Subaru >> 2006 >> Forester XT Limited, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection (Fuel Systems) (H4DOTC) >> Rear Oxygen Sensor >> Removal

Rear Oxygen Sensor: Removal

  1. Disconnect the ground cable from battery.
    Fig 1: Disconnecting Battery Ground Cable
    G04988132
  2. Lift-up the vehicle.
  3. Disconnect the connector from rear oxygen sensor.
    Fig 2: Locating Rear Oxygen Sensor Connector
    G04998401
  4. Remove the clip by pulling out from the upper side of crossmember.
    Fig 3: Locating Clip
    G04998402
  5. Apply spray-type lubricant to the threaded portion of rear oxygen sensor, and leave it for one minute or more.
  6. Remove the rear oxygen sensor.
CAUTION: When removing the oxygen (A/F) sensor, wait until exhaust pipe cools, because it can damage the exhaust pipe.
Fig 4: Locating Rear Oxygen Sensor
G04998403
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