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

Rear Oxygen Sensor: Installation

  1. Before installing rear oxygen (A/F) sensor, apply anti-seize compound only to the threaded portion of rear oxygen (A/F) sensor to make the next removal easier.

    Anti-seize compound: 

    SS-30 JET LUBE 

    CAUTION: Never apply anti-seize compound to protector of rear oxygen sensor.
  2. Install the rear oxygen sensor.

    Tightening torque: 

    21 N.m (2.1 kgf-m, 15.2 ft-lb) 

    Fig 1: Installing Rear Oxygen Sensor
    G03829336Courtesy of SUBARU OF AMERICA, INC.
  3. Connect the connector to rear oxygen sensor.
  4. Lower the vehicle.
  5. Connect the battery ground cable to battery.
Fig 2: Connecting Battery Ground Cable To Battery
G03829337Courtesy of SUBARU OF AMERICA, INC.
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