2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Front Axle: Installation

WARNING: This page is about a different car, the 2007 Subaru Outback and 2007 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
  1. Align the alignment mark on the camber adjusting bolt head, and tighten the housing and strut using a new self-locking nut.

    Tightening torque: 

    152 N.m (15.5 kgf-m, 112 ft-lb) 

  2. Install the front drive shaft. <Ref. to INSTALLATION , Front Drive Shaft .>
  3. Install the front arm ball joint to the housing.

    Tightening torque: 

    50 N.m (5.1 kgf-m, 36.9 ft-lb) 

  4. Install the ABS sensor harness to the strut.
  5. Install the ABS wheel speed sensor on the housing.

    Tightening torque: 

    7.5 N.m (0.76 kgf-m, 5.5 ft-lb) 

  6. Install the disc rotor to hub.
  7. Install the disc brake caliper on the housing.

    Tightening torque: 

    80 N.m (8.2kgf-m, 59 ft-lb) 

  8. Install the stabilizer link.
  9. Connect the tie-rod end ball joint to the knuckle arm with a castle nut.

    Tightening torque: 

    27.0 N.m (2.75 kgf-m, 19.9 ft-lb) 

    CAUTION: When connecting the tie-rod, do not hit the cap at bottom of tie-rod end with a hammer.
  10. Tighten the castle nut to specified torque and tighten further within 60° until the pin hole is aligned with the slot in nut. Bend the cotter pin to lock.
    Fig 1: Identifying Castle Nut And Cotter Pin
    G05343322Courtesy of SUBARU OF AMERICA, INC.
  11. While depressing the brake pedal, tighten a new axle nut (olive color) to the specified torque and lock it securely.

    Tightening torque: 

    220 N.m (22.4 kgf-m, 162 ft-lb) 

    CAUTION:
    • Install the wheel after installation of axle nut. Failure to follow this rule may damage the wheel bearing.
    • Be sure to tighten the axle nut to specified torque. Do not overtighten it as this may damage the wheel bearing.
  12. After tightening the axle nut, lock it securely.
    Fig 2: Locking Axle Nut
    G05032598Courtesy of SUBARU OF AMERICA, INC.
  13. Install the wheel and tighten the wheel nuts to specified torque.

    Tightening torque: 

    120 N.m (12.2 kgf-m, 88.5 ft-lb) 

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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.

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