FixVault
Home › Subaru › 2015 › WRX Base › Repair and Diagnosis › External Pages › Different variant/trim › Section 10 (Engine Lubrication System (STI)) › Oil Pump › Installation

Oil Pump: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Using the ST, install the front oil seal.

    ST 499587100 OIL SEAL INSTALLER

    NOTE: Use a new front oil seal.
    Fig 1: Installing Front Oil Seal Using Oil Seal Installer ST499587100
    G04997893Courtesy of SUBARU OF AMERICA, INC.
  2. Apply liquid gasket to the mating surfaces of oil pump.
    NOTE: Install within 5 min. after applying liquid gasket.

    Liquid gasket: 

    THREE BOND 1217G (Part No. K0877Y0100) or equivalent 

    Fig 2: Identifying Liquid Gasket Applying Area On Mating Surfaces Of Oil Pan Upper
    G10265609Courtesy of SUBARU OF AMERICA, INC.
  3. Apply a coat of engine oil to the inside of front oil seal.
    Fig 3: Identifying Coat Of Engine Oil Applying Area On Inside Of Front Oil Seal
    G04997765Courtesy of SUBARU OF AMERICA, INC.
  4. Install the oil pump to cylinder block.
    CAUTION:
    • Be careful not to damage the front oil seal during installation.
    • Make sure the front oil seal lip is not folded.
    NOTE:
    • Align the flat surface of oil pump's inner rotor with that of crankshaft before installation.
    • Use new O-rings.
    • Do not forget to install O-rings.
  5. Apply liquid gasket to the three bolts thread shown in figure. (when reusing bolts)

    Liquid gasket: 

    THREE BOND 1324 (Part No. 004403042) or equivalent 

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 4: Identifying Liquid Gasket Applying Area On Bolts Thread
    G07909946Courtesy of SUBARU OF AMERICA, INC.
  6. Install the crank sprocket. <Ref. to INSTALLATION , Crank Sprocket.>
  7. Install the water pump. <Ref. to INSTALLATION , Water Pump.>
  8. Install the crankshaft position sensor. <Ref. to INSTALLATION , Crankshaft Position Sensor.>
  9. Lift up the vehicle.
  10. Install oil cooler pipe (A) and hose (C).
  11. Install the oil cooler pipe (A) to oil pump using the bolts (B).

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 5: Identifying Oil Cooler Pipe, Hose And Bolt
    G06334576Courtesy of SUBARU OF AMERICA, INC.
  12. Lower the vehicle.
  13. Install the radiator. <Ref. to INSTALLATION , Radiator.>
  14. Connect the battery ground terminal.
About FixVault