Oil Pump: Installation

2005 Subaru Outback i, StandardSECTION Installation

Install in the reverse order of removal. Perform the following.

  1. Apply liquid gasket to the matching surfaces of oil pump.

    Liquid gasket: 

    THREE BOND 1215 (Part No. 004403007) or equivalent 

  2. Replace the O-ring (A) with a new one.
    Fig 1: Applying Liquid Gasket To Matching Surfaces Of Oil Pump
    G03828229Courtesy of SUBARU OF AMERICA, INC.
  3. Apply a coat of engine oil to the inside of oil seal.
    Fig 2: Applying Coat Of Engine Oil To Inside Of Oil Seal
    G03828230Courtesy of SUBARU OF AMERICA, INC.
  4. Position the oil pump, aligning the notched area with the crankshaft, and push the oil pump straight.
    CAUTION:
    • Make sure the oil seal lip is not folded.
    • Be careful not to scratch oil seal when installing oil pump on cylinder block.
  5. Install the oil pump.
  6. Apply a coat of liquid gasket to the 3 bolts of oil pump.

Liquid gasket: 

THREE BOND 1215 (Part No. 004403007) or equivalent 

Tightening torque: 

6.4 N.m (0.65 kgf-m, 4.7 ft-lb) 

Fig 3: Applying Coat Of Liquid Gasket To 3 Bolts Of Oil Pump
G03828231Courtesy of SUBARU OF AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.