Upper Arm: Installation

CAUTION:

For parts which are not reusable, always use new parts.
Always tighten the bushing in the state where the vehicle is at curb weight and the wheels are in full contact with the ground.
Check if the collar is protruding from the rear axle housing.

NOTE: The procedure shows the OUTBACK model. For the sedan model, perform the procedure by referring to the OUTBACK model.

Before installation, inspect the following items and replace any faulty part with a new one.
- Check the arm assembly rear upper for damage and deformation.
- Check the bushing for abnormal cracks, damage or fatigue.
- Check the boot on the ball joint for abnormal cracks, damage or fatigue.
Install the arm assembly rear upper.
1. Make the installation sections of the rear lateral link assembly rear (the bolt on the rear axle housing side and the bolt on the sub frame assembly rear side) horizontal.
2. Install the arm assembly rear upper to the sub frame assembly rear.
  Tightening torque:
  
  Arm assembly rear upper - sub frame assembly rear: 90 N.m (9.2 kgf.m, 66.4 ft.lb)
Courtesy of SUBARU OF AMERICA, INC.
Connect the arm assembly rear upper and the rear axle housing.
Tightening torque:

Arm assembly rear upper - rear axle housing: 80 N.m (8.2 kgf.m, 59.0 ft.lb)
Install the rear suspension assembly.
1. Install the support sub frame front and the support sub frame rear on the left and right sides, and install the rear suspension assembly.
  NOTE:
  - Since the rear suspension assembly is heavy, make sure that it is firmly supported so that it is level.
  - While checking there is no dragging of harness and wire, raise it slowly with a transmission jack.
  Tightening torque:
  
  Refer to "COMPONENT" of "General Description" for the tightening torque. Ref. to REAR SUSPENSION>GENERAL DESCRIPTION>COMPONENT>REAR SUSPENSION .
Courtesy of SUBARU OF AMERICA, INC.
Connect the stabilizer link rear (upper part).
Tightening torque:

55 N.m (5.6 kgf.m, 40.6 ft.lb)
Install the bolts and nuts on lower side of shock absorber assembly rear.
Tightening torque:

120 N.m (12.2 kgf.m, 88.5 ft.lb)
Install the adapter cord EPB & sensor sub assembly rear. Ref. to PARKING BRAKE HARNESS .
Install the disc brake assembly rear and brake disc rear. Ref. to BRAKE>REAR DISC ROTOR>INSTALLATION .
Install the propeller shaft. Ref. to PROPELLER SHAFT/DRIVE SHAFT/AXLE>PROPELLER SHAFT>INSTALLATION .
Install the rear exhaust pipe.
- H4DO model: Ref. to EXHAUST (H4DO)>REAR EXHAUST PIPE>INSTALLATION .
- H4DOTC model: Ref. to EXHAUST (H4DOTC)>REAR EXHAUST PIPE>INSTALLATION .
Install the fuel tank protector.
- H4DO model: Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL TANK PROTECTOR>INSTALLATION .
- H4DOTC model: Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>FUEL TANK PROTECTOR>INSTALLATION .
Install the rear wheels. Ref. to WHEEL AND TIRE SYSTEM>TIRE AND WHEEL>INSTALLATION .
Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
Using the Subaru Select Monitor, exit the brake maintenance mode. Ref. to PARKING BRAKE>PARKING BRAKE SYSTEM>OPERATION>BRAKE MAINTENANCE MODE .
After the operation is completed, apply and release the parking brake five times and ensure that the brake operates normally.
Inspect the wheel alignment and adjust if necessary.
- Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION .
- Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT .
Perform the following adjustments using Subaru Select Monitor.
- Lane keep assist learning value clear: Ref. to EYESIGHT (DIAGNOSTICS)>CLEAR ACTIVE LANE KEEP SYSTEM LEARNING VALUE>OPERATION .
- VDC sensor midpoint setting mode: Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>ADJUSTMENT .