Volkswagen Passat B4: Front suspension, servicing (eng.)

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Volkswagen Passat B4: Front suspension, servicing (eng.) | Manualzz

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

SUSPENSION - FRONT

1995-96 SUSPENSION Front

DESCRIPTION

FWD suspension system is equipped with MacPherson struts. Steering knuckles are supported by lower control arms and vertically mounted strut assemblies. See Fig. 1 .

Fig. 1: Exploded View Of Front Suspension (Typical)

Courtesy of VOLKSWAGEN UNITED STATES, INC.

ADJUSTMENTS & INSPECTION

WHEEL ALIGNMENT SPECIFICATIONS & PROCEDURES

3 января 2005 г. 23:33:22 Page 1 © 2004 Mitchell Repair Information Company, LLC.

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

NOTE: See WHEEL ALIGNMENT SPECIFICATIONS & PROCEDURES article in

WHEEL ALIGNMENT section.

WHEEL BEARING

Wheel bearing is not adjustable.

BALL JOINT CHECKING

Raise and support vehicle. Inspect ball joints for excessive play and damaged rubber boots. There should be no vertical or horizontal ball joint play. Replace ball joint if any play is present.

REMOVAL & INSTALLATION

HUB & KNUCKLE ASSEMBLY

Use exploded view illustration when removing or installing hub and knuckle assembly. See Fig. 1 .

LOWER CONTROL ARM & BALL JOINT

Removal

1. Raise and support vehicle. Remove ball joint-to-steering knuckle bolts. Separate ball joint from housing. Leave control arm hanging in mounts at subframe.

NOTE: On vehicles with automatic transmission, engine may have to be lifted slightly to gain access to pivot bolts.

2. If ball joint is to be removed, remove ball joint bolts. Remove ball joint. If control arm is to be removed from vehicle, remove stabilizer bar link rod nut, washers, and bushings. Remove pivot bolt and "U" bracket housing inner pivot pin. Slide out control arm.

Inspection

Check lower control arm bushings for excessive wear, cracks or contamination. Replace bushings if necessary. To replace bushings, press out worn bushing. Select new bushing and press into position. Ensure bushing does not twist when seating into place.

Installation

Slide new ball joint into slot in control arm. Install and tighten ball joint bolts. Install lower control arm to subframe. Install ball joint into steering knuckle. To complete installation, reverse removal procedure.

Tighten control arm bolts with vehicle on ground. Tighten all bolts and nuts to specification. See TORQUE

SPECIFICATIONS. Check wheel alignment. See WHEEL ALIGNMENT SPECIFICATIONS &

PROCEDURES article in WHEEL ALIGNMENT section.

STRUT ASSEMBLY

Removal

1. Raise and support vehicle. Remove wheel. Disconnect and wire caliper aside. Remove strut-tosteering knuckle bolts.

3 января 2005 г. 23:33:22 Page 2 © 2004 Mitchell Repair Information Company, LLC.

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

2. Support front suspension arm and components. Pry strut from steering knuckle. Remove upper strut nuts from inside engine compartment. Remove strut.

Installation

To install, reverse removal procedure. Tighten bolts and nuts to specification. See TORQUE

SPECIFICATIONS . Check wheel alignment. See WHEEL ALIGNMENT SPECIFICATIONS &

PROCEDURES article in WHEEL ALIGNMENT section.

FRONT SUSPENSION ASSEMBLY

Removal

1. Raise and support vehicle at center with safety stands. Disconnect brake line and plug openings.

Leave flex line in place. Remove stabilizer link rod nut, bushings and washers.

2. Remove tie rod nut. Separate tie rod from steering knuckle. Disconnect inner portion of constant velocity joint from transaxle drive flange.

NOTE: On vehicles with automatic transmission, engine may have to be lifted slightly to gain access to pivot bolts.

3. Remove lower control arm front pivot bolt. Remove "U" shaped bracket bolts at control arm rear pivot.

4. Support suspension assembly. Remove upper strut nuts. Remove suspension assembly from vehicle.

Installation

To install, reverse removal procedure. Ensure convex side of thrust washer faces pivot bolt head. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS . Check wheel alignment. See WHEEL

ALIGNMENT SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT section.

WHEEL BEARING

Removal

1. Remove axle shaft nut with front wheels on ground. Raise and support vehicle. Allow suspension to hang free. Remove wheel. Remove brake caliper bolts. Remove caliper and wire aside. Remove brake disc screw and remove disc.

2. Disconnect tie rod from steering knuckle. Remove ball joint clamp nut and bolt. Disconnect ball joint from steering knuckle. Remove steering knuckle.

3. Remove 2 wheel bearing circlips. Using Hub Remover (VW 295a), press wheel bearing out of steering knuckle. See Fig. 2 . Using a bearing puller, remove wheel bearing inner race from hub assembly. See Fig. 3 . Using Bearing Remover (40-105), press wheel bearing from outboard side of steering knuckle.

3 января 2005 г. 23:33:22 Page 3 © 2004 Mitchell Repair Information Company, LLC.

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

Fig. 2: Pressing Wheel Bearing Out Of Steering Knuckle

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Fig. 3: Removing Wheel Bearing Inner Race

3 января 2005 г. 23:33:22 Page 4 © 2004 Mitchell Repair Information Company, LLC.

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE: When installing hub, ensure press adapter contacts inner bearing race only.

Installation

1. Press new wheel bearing race onto hub. Using Bearing & Hub Installer (VW 412), and Adapter (VW

511), press new bearing into steering knuckle from outboard side. Using same installer and adapter, press wheel hub into steering knuckle. See Fig. 4 . Apply a small bead of locking compound to axle splines before installing axle into hub.

2. To complete installation, reverse removal procedure. Always replace self-locking axle shaft nut.

Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS . Check wheel alignment.

See WHEEL ALIGNMENT SPECIFICATIONS & PROCEDURES article in WHEEL

ALIGNMENT section.

Fig. 4: Pressing Wheel Hub Into Steering Knuckle

Courtesy of VOLKSWAGEN UNITED STATES, INC.

TORQUE SPECIFICATIONS

TORQUE SPECIFICATIONS

Application

3 января 2005 г. 23:33:22

Ft. Lbs. (N.m)

Page 5 © 2004 Mitchell Repair Information Company, LLC.

1995 Volkswagen Passat GLX

SUSPENSION - FRONT

Axle Nut

4-Cyl.

VR6

Axle Shaft-To-Transaxle Bolt

Ball Joint Clamp Bolt (4-Cyl.)

Ball Joint Nut (VR6)

Ball Joint-To-Control Arm Bolt

Caliper Pin Bolt

Caliper Bracket Bolts

Control Arm Front Bushing Bolt

4-Cyl.

VR6

Control Arm-To-Subframe Rear Bushing Bolt

Strut Piston Rod Nut

Strut-To-Steering Knuckle Bolt

Subframe Bolts

4-Cyl.

VR6

Tie Rod Castle Nut

Wheel Lug Bolt

195 (265)

66 (90) plus 1/8 turn

33 (45)

37 (50)

33 (45)

26 (35)

26 (35)

92 (125)

52 (70)

37 (50) plus 1/4 turn

96 (130)

44 (60)

70 (95)

47 (65)

52 (70) plus 1/4 turn

26 (35)

81 (110)

3 января 2005 г. 23:33:22 Page 6 © 2004 Mitchell Repair Information Company, LLC.

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