LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2018 >> WRX Base >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> Pipe Assembly >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Pipe Assembly: Installation

CAUTION: Install the under cover - front so that the front end of the under cover (b) comes inside the bumper face - front (a).
G10269429
  1. Temporarily tighten the hose bracket bolt.
    G12448742
  2. Install the plastic clip to the pressure hose and suction hose.
    CAUTION: Align the installation position of the plastic clip with the protector edge of the suction hose.
    G12448743
  3. Connect the suction hose and return hose to the reservoir tank.
    CAUTION: Firmly insert the plastic clip of return hose to the bracket.
    G12448744
  4. Tighten the hose bracket bolt.

    Tightening Torque: 

    18 N.m (1.8 kgf-m, 13.3 ft-lb)

  5. Connect the suction hose and pressure hose to the oil pump. Tighten the Eye-Bolt of pressure hose.

    Tightening Torque: 

    40 N.m (4.1 kgf-m, 29.5 ft-lb)

    G12448745
  6. Temporarily connect the pressure hose to feed pipe and return hose to return pipe. Temporarily tighten the bolt of clamp E.
    G12448746
    NOTE: Make sure that the character "8" on each clamp is positioned on the opposite side, as shown in the figure.
    G12448747
  7. Tighten clamp E.

    Tightening Torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

  8. Tighten the pressure hose to feed pipe and return hose to return pipe.

    Tightening Torque: 

    15 N.m (1.5 kgf-m, 11.1 ft-lb)

  9. Connect pipes A and B to the four pipe joints of the gearbox.

    Tightening Torque: 

    Cylinder side: 27 N.m (2.8 kgf-m, 19.9 ft-lb)

    Gear housing side: 17 N.m (1.7 kgf-m, 12.5 ft-lb)

    G12448748
  10. Install the front crossmember support plate and jack-up plate.
  11. Install the under cover. Ref. to EXTERIOR/INTERIOR TRIM>Front Under Cover>INSTALLATION
  12. Lower the vehicle.
  13. Tighten the bolts which hold the hose bracket.

    Tightening Torque: 

    10 N.m (1 kgf-m, 7.4 ft-lb)

    G12448749
  14. Install the air intake duct. Ref. to INTAKE (INDUCTION) (STI)>Air Intake Duct>INSTALLATION
  15. Connect the battery ground terminal.
  16. Fill with the specified fluid.
    CAUTION: Never start the engine before filling with fluid; otherwise the vane pump may become seized.
  17. Finally, check the clearance between pipes or hoses as shown in the figure indicated in "General Diagnostic Table". Ref. to POWER ASSISTED SYSTEM (POWER STEERING)>General Diagnostic Table>INSPECTION>CLEARANCE CHECK (HYDRAULIC TYPE)