Ball Joint: Installation

CAUTION: For the non-reusable parts, always use new parts.

Install the ball joint COMPL to the front axle housing.

CAUTION:

Do not apply grease to the socket section of ball joint COMPL.
Be careful not to damage the boot of the ball joint.
Before tightening bolts, make sure the bottom surface of front axle housing and stepped section of ball joint COMPL are in contact.

Courtesy of SUBARU OF AMERICA, INC.

(a)	Bottom surface of front axle housing
(b)	Stepped section of ball joint COMPL
(c)	Front axle housing
(d)	Ball joint COMPL

Tightening torque:

50 N.m (5.1 kgf-m, 36.9 ft-lb)

Install the ball joint COMPL to the arm assembly front.
1. Connect the ball joint COMPL to the arm assembly front.
  CAUTION: Do not apply grease to the tapered portion of ball stud.
  
  Tightening torque:
  
  39 N.m (4.0 kgf-m, 28.8 ft-lb)
2. Retighten the castle nut further up to 60° until the hole in the ball stud is aligned with a slot in the castle nut.
3. Insert a new cotter pin and bend it around the castle nut.
Install the under cover front.
Tightening torque:

18 N.m (1.8 kgf-m, 13.3 ft-lb)
Lower the vehicle, and install the front wheels.
Tightening torque:

120 N.m (12.2 kgf-m, 88.5 ft-lb)
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 VDC sensor midpoint setting mode. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>ADJUSTMENT>VDC SENSOR MIDPOINT SETTING MODE .
Perform the lane keep assist learning value clear. Ref. to EYESIGHT (DIAGNOSTICS)>WORK SUPPORT .