Front Arm: Installation
- Before installation, inspect the following items and replace any faulty part with a new one.
- Check the front arm assembly for damage or cracks, and replace if defective.
- Visually check the bushing for abnormal cracks, fatigue or damage.
- Visually check the dust cover on the ball joint assembly for damage.
- Using new self-locking nuts and flange bolts, temporarily tighten the front arm assembly to the front crossmember assembly.
- Install the ball joint assembly to the housing assembly - front axle.CAUTION: Before tightening, make sure the bottom surface of the housing assembly - front axle and the stepped section of ball joint are in contact.
Tightening torque:
50 N.m (5.10 kgf-m, 36.9 ft-lb)
- Install the stabilizer link assembly.
Tightening torque:
Impreza model: 38 N.m (3.87 kgf-m, 28.0 ft-lb)
- Install the under cover - front.CAUTION: Install so that the front end of the under cover (b) comes inside the bumper face - front (a), and the front end of the mud guard (c) comes outside the bumper face - front (a).
Tightening torque:
18 N.m (1.84 kgf-m, 13.3 ft-lb)
- Install the front wheels.
Tightening torque:
Except for C4 model: 120 N.m (12.24 kgf-m, 88.5 ft-lb)
C4 model: 100 N.m (10.20 kgf-m, 73.8 ft-lb)
- Unload the vehicle from the lift, and tighten the bolt which secures the front arm assembly to the front crossmember assembly while the wheels are in full contact with the ground and the vehicle is at curb weight.
Tightening torque:
Busing front - front arm: 95 N.m (9.7 kgf-m, 70.1 ft-lb)
Busing rear - front arm: 110 N.m (11.22 kgf-m, 81.1 ft-lb)
- Inspect the wheel alignment and adjust if necessary.
- Inspection: < Ref. to INSPECTION , Wheel Alignment. >
- Adjustment: < Ref. to ADJUSTMENT , Wheel Alignment. >
CAUTION: When the wheel alignment has been adjusted, perform the following VDC setting mode.- Model without EyeSight: VDC sensor midpoint setting mode < Ref. to VDC SENSOR MIDPOINT SETTING MODE (MODELS WITHOUT EYESIGHT) , ADJUSTMENT, VDC Control Module and Hydraulic Control Unit (VDCCM&H/U). >
- Model with EyeSight: Neutral of Steering Angle Sensor & Lateral G Sensor 0 point setting < Ref. to NEUTRAL OF STEERING ANGLE SENSOR & LATERAL G SENSOR 0 POINT SETTING (MODEL WITH EYESIGHT) , ADJUSTMENT, VDC Control Module and Hydraulic Control Unit (VDCCM&H/U). >
- Model with EyeSight: Longitudinal G sensor & lateral G sensor 0 point setting < Ref. to LONGITUDINAL G SENSOR & LATERAL G SENSOR 0 POINT SETTING MODE (MODEL WITH EYESIGHT) , ADJUSTMENT, VDC Control Module and Hydraulic Control Unit (VDCCM&H/U). >
- Perform reinitialization of the auto headlight beam leveler system. (Model with auto headlight beam leveler) < Ref. to PROCEDURE , Auto Headlight Beam Leveler System. >