Oil Pump: Installation

WARNING: This page is about a different car, the 2005 Subaru Baja. However, it is still accessible from the selected car via links, so may be relevant.

Install oil pump to bracket.
1. Place oil pump bracket in a vise. Tighten bushing using a 12.7 mm (1/2") type 14- and 21-mm box wrench until it is in contact with oil pump mounting surface.
  CAUTION: Do not place oil pump bracket directly in the vise; use soft pads and hold oil pump lightly to protect the pump.
  
  Fig 1: Installing Oil Pump To Bracket
  Courtesy of SUBARU OF AMERICA, INC.
2. Tighten bolt which installs oil pump and switch bracket to bracket.
  Tightening torque:
  
  37.3 N.m (3.8 kgf-m, 27.5 ft-lb)
  
  Fig 2: Installing Oil Pump And Switch Bracket To Bracket
  Courtesy of SUBARU OF AMERICA, INC.
  
  Tightening torque:
  
  15.7 N.m (1.6 kgf-m, 11.6 ft-lb)
  
  Fig 3: Identifying Bolts
  Courtesy of SUBARU OF AMERICA, INC.
Install socket to oil pump.
Tightening torque:

6.5 N.m (0.66 kgf-m, 4.8 ft-lb)

Fig 4: Installing Socket To Oil Pump
Courtesy of SUBARU OF AMERICA, INC.
Tighten bolts which install power steering pump bracket.
Tightening torque:

22 N.m (2.2 kgf-m, 15.9 ft-lb)

Fig 5: Installing Power Steering Pump Bracket
Courtesy of SUBARU OF AMERICA, INC.
Interconnect pipes C and suction hose.
Tightening torque:

Joint nut

39.2 N.m (4 kgf-m, 28.9 ft-lb)

CAUTION: If a hose is twisted at this step, the hose may come into contact with some other parts.

Fig 6: Interconnecting Pipes C And Suction Hose
Courtesy of SUBARU OF AMERICA, INC.
Connect connector to power steering oil pressure switch.
Install pulley belt to oil pump.
Check pulley belt tension. < Ref. to V-BELT . >
Tighten lock bolt.
Tightening torque:

24.5 N.m (2.5 kgf-m, 18.1 ft-lb)
Tighten bolt belt tension.
Tightening torque:

8 N.m (0.8 kgf-m, 5.8 ft-lb)
Install pulley belt cover bracket.
Connect ground terminal of battery.
Feed the specified power steering fluid < Ref. to , POWER STEERING FLUID . >
CAUTION: Never start the engine before feeding the fluid; otherwise vane pump might be seized up.