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Home >> Subaru >> 2018 >> Outback 2.5i >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Rear Suspension System >> Upper Arm >> Installation

Upper Arm: Installation

CAUTION:
  • For parts which are not reusable, always use new parts.
  • Always tighten the bushing when the arm is positioned in the state where the vehicle is at curb weight and the wheels are in full contact with the ground.
  1. Before installation, inspect the following items and replace any faulty part with a new one.
    • Visually check the upper arm assembly for damage and deformation.
    • Visually check the bushing for abnormal cracks, fatigue or damage.
    • Visually check the dust cover on the ball joint for abnormal cracks, fatigue or damage.
  2. Install the upper arm assembly.
    1. Make the installation sections of the rear lateral link assembly (the bolt on the housing assembly - rear axle side and the bolt on the rear sub frame assembly side) horizontal.
    2. Install the upper arm assembly to the rear sub frame assembly.
      G10271917Courtesy of SUBARU OF AMERICA, INC.

      Tightening torque:

      Upper arm assembly - rear sub frame assembly: 80 N.m (8.2 kgf-m, 59 ft-lb)

  3. Connect the upper arm assembly and the housing assembly - rear axle.

    Tightening torque:

    Upper arm assembly - housing assembly - rear axle: 80 N.m (8.2 kgf-m, 59 ft-lb)

  4. Install the rear sub frame assembly. Ref. to REAR SUSPENSION>Rear Sub Frame>INSTALLATION .
  5. Install the rear wheels and lower the vehicle.

    Tightening torque:

    120 N.m (12.2 kgf-m, 88.5 ft-lb)

  6. Inspect the wheel alignment and adjust if necessary.
    • Inspection: Ref. to FRONT SUSPENSION>Wheel Alignment>INSPECTION .
    • Adjustment: Ref. to FRONT SUSPENSION>Wheel Alignment>ADJUSTMENT .
    CAUTION: When the wheel alignment has been adjusted, perform the following adjustment.
    • Lane keep assist learning value clear (model with EyeSight): Ref. to EyeSight (DIAGNOSTICS)>Clear Active Lane Keep System Learning Value>OPERATION .
    • "VSC(VDC) Centering Mode": Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC Control Module and Hydraulic Control Unit (VDC CONTROL MODULE & H/U)>ADJUSTMENT .
  7. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  8. Perform reinitialization of the auto headlight beam leveler system. (Model with auto headlight beam leveler) Ref. to LIGHTING SYSTEM>Auto Headlight Beam Leveler System>PROCEDURE .
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