2.5L Model

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: Tightening Bushing Using Box Wrench
  Courtesy of SUBARU OF AMERICA, INC.
2. Tighten bolt which secures oil pump to bracket.
1. Tightening torque: 37.3 N.m (3.8 kgf-m, 27.5 ft-lb)
  
  Fig 2: Tightening Oil Pump To Bracket Bolt (1 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
1. Tightening torque: 15.7 N.m (1.6 kgf-m, 11.6 ft-lb)
  
  Fig 3: Tightening Oil Pump To Bracket Bolt (2 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
Install socket to oil pump.

Fig 4: Installing Socket To Oil Pump
Courtesy of SUBARU OF AMERICA, INC.
1. Tightening torque: 6.5 N.m (0.66 kgf-m, 4.8 ft-lb)
Tighten bolt which secures power steering pump bracket.
1. Tightening torque: 22 N.m (2.2 kgf-m, 15.9 ft-lb)
  
  Fig 5: Tightening Power Steering Pump Bracket Bolt
  Courtesy of SUBARU OF AMERICA, INC.
Interconnect pipes C and suction hose.
Tightening torque:
1. 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 & 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. Refer to INSPECTION , V-belt.
Tighten bolt belt tension.
1. Tightening torque: 8 N.m (0.8 kgf-m, 5.8 ft-lb)
Install pulley belt cover bracket.
Connect ground cable of battery.
Feed the specified power steering fluid. Refer to POWER STEERING FLUID .

CAUTION: Never start the engine before feeding the fluid; otherwise vane pump might be seized up.