Sub Frame: 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.
During the installation, make sure that the marking of sensor sub assembly rear does not twist.
Check if the collar is protruding from the rear axle housing.
If the collar comes off from the rear axle housing, replace the rear axle housing with a new part.

Check the removed parts for wear, damage and crack, and repair or replace them if faulty.
Install each part to the sub frame assembly rear.
- Trailing link assembly rear: Refer to REAR SUSPENSION>TRAILING LINK>INSTALLATION .
- Rear lateral link assembly front: Refer to REAR SUSPENSION>REAR LATERAL LINK (FRONT)>INSTALLATION .
- Rear lateral link assembly rear: Refer to REAR SUSPENSION>REAR LATERAL LINK (REAR)>INSTALLATION .
- Rear drive shaft: Refer to PROPELLER SHAFT/DRIVE SHAFT/AXLE>REAR DRIVE SHAFT>INSTALLATION .
- Rear differential: Refer to DIFFERENTIALS>REAR DIFFERENTIAL (VA-TYPE)>INSTALLATION .
- Arm assembly rear upper: Refer to REAR SUSPENSION>UPPER ARM>INSTALLATION .

Install the rear suspension assembly.

Lift the rear suspension assembly using a transmission jack.

Install the support sub frame front on the left and right sides, and install the rear suspension assembly.

CAUTION:

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 its a transmission jack.

Tightening torque:

Refer to REAR SUSPENSION>GENERAL DESCRIPTION>COMPONENT>REAR SUSPENSION .

Courtesy of SUBARU OF AMERICA, INC.

Install the bolts and nuts on lower side of shock absorber assembly rear.
Tightening torque:

85 N.m (8.7 kgf-m, 62.7 ft-lb)
Install the adapter cord EPB.
Tightening torque:

18 N.m (1.8 kgf-m, 13.3 ft-lb)
Install the disc brake assembly rear and brake disc rear. Refer to BRAKE>REAR DISC ROTOR>INSTALLATION .
Install the sensor sub assembly rear.
Tightening torque:

7.5 N.m (0.8 kgf-m, 5.5 ft-lb)
Install the stabilizer link rear (lower part). Refer to REAR SUSPENSION>STABILIZER>INSTALLATION .
Install the propeller shaft. Refer to PROPELLER SHAFT/DRIVE SHAFT/AXLE>PROPELLER SHAFT>INSTALLATION .
Install the rear exhaust pipe. Refer to EXHAUST (H4DO)>REAR EXHAUST PIPE>INSTALLATION .
Install the protector tank. Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL TANK PROTECTOR>INSTALLATION .
Install the rear wheels and lower the vehicle.
Tightening torque:

120 N.m (12.2 kgf-m, 88.5 ft-lb)
Connect the ground terminal to battery sensor. Refer to REPAIR CONTENTS>NOTE>BATTERY .
Using the Subaru Select Monitor, exit the brake maintenance mode. Refer 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: Refer to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION .
- Adjustment: Refer to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT .
Perform the following adjustments using Subaru Select Monitor.
- Lane keep assist learning value clear (model with EyeSight): Refer to EYESIGHT (DIAGNOSTICS)>CLEAR ACTIVE LANE KEEP SYSTEM LEARNING VALUE>OPERATION .
- VDC sensor midpoint setting mode: Refer to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>ADJUSTMENT .