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 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: Ref. to REAR SUSPENSION>Trailing Link>INSTALLATION .
- Rear lateral link assembly front: Ref. to REAR SUSPENSION>Rear Lateral Link (front)>INSTALLATION .
- Rear lateral link assembly rear: Ref. to REAR SUSPENSION>Rear Lateral Link (rear)>INSTALLATION .
- Rear drive shaft: Ref. to PROPELLER SHAFT/DRIVE SHAFT/AXLE>REAR DRIVE SHAFT>INSTALLATION .
- Rear differential: Ref. to DIFFERENTIALS>REAR DIFFERENTIAL (VA-TYPE)>INSTALLATION .
- Arm assembly rear upper: Ref. 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 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.

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. Ref. 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). Ref. to REAR SUSPENSION>Stabilizer>INSTALLATION .
Install the propeller shaft. Ref. to PROPELLER SHAFT/DRIVE SHAFT/AXLE>PROPELLER SHAFT>INSTALLATION .
Install the rear exhaust pipe. Ref. to EXHAUST (H4DO)>REAR EXHAUST PIPE>INSTALLATION .
Install the protector tank. Ref. 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. Ref. to GROUND TERMINAL REMOVAL OR INSTALLATION .
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 (model with EyeSight): 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 .