VOLKSWAGEN PASSAT 1996 B3, B4 / 3.G Service Workshop Manual

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Wheel bearings,
servicing
Drum brakes (front wheel
drive vehicles), wheel
bearings, servicing
Note:
Careful sealing, absolute
cleanliness and precise
adjustment are requirements
for long wheel bearing service
life. Therefore note the
following points: Install oil seal and grease
cap as shown. Only reinstall clean
bearings, do not wash
bearings. Adjust wheel bearing play
carefully.
1 - Grease cap Pressing off Fig. 1
and Fig. 2 Driving in Fig. 3 Page 1 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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2 - Cotter pin Always replace 3 - Locking ring
4 - Hex nut Adjusting wheel
bearing play Fig. 4 5 - Thrust washer
6 - Outer wheel bearing Drive out outer race
with copper drift Pressing in Fig. 6 7 - Hex socket head bolt,
10 Nm (7 ft lb)
8 - Speed sensor Only on vehicles with
ABS
9 - Stub axle Straightening
operations are not
permitted! Page 2 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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10 - Brake backing plate Bolt together with stub
axle onto rear axle
11 - Oil seal Fill between sealing
lips with multi-purpose
grease. Driving in Fig. 8 12 - Dished washer Larger contact surface
(concave side) to
brake backing plate
13 - Hex bolt, 60 Nm (44 ft
lb)
14 - Inner wheel bearing Drive out outer race
with copper drift Pressing in Fig. 7 15 - Speed sensor rotor Pressing on Fig. 9 Page 3 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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16 - Brake drum Before removing
release brake shoe
adjustment through
wheel bolt hole Fig. 5 When removing the
brake drum make sure
that the outer wheel
bearing does not fall
out. Fill hub with multi-purpose grease before installing Page 4 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Loosen grease cap from seat by tapping lightly on the
claw. Fig. 1 Grease cap, pressing off Fig. 2 Grease cap, pressing off Page 5 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Note: Fig. 3 Grease cap, driving on Always replace damaged (dented) grease caps. Damaged (dented) grease caps allow ingress of
moisture, therefore always use the illustrated tool. Note:
Using a screwdriver it must be possible to move the
thrust washer by finger pressure (without prying). Fig. 4 Wheel bearing play, adjusting - Secure with locking ring and new cotter pin. Page 6 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Fig. 5 Brake shoe adjustment, releasing - Insert a screwdriver through a hole in the brake
drum and push the wedge upward. Fig. 6 Outer wheel bearing outer race,
pressing in Page 7 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Fig. 7 Inner wheel bearing outer race,
pressing in Fig. 8 Oil seal, driving in Page 8 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Fig. 9 Rotor, pressing in Page 9 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2

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Wheel bearings, servicing
- disc brakes (front wheel
drive vehicles)
Note: Careful sealing, absolute
cleanliness and precise
adjustment are requirements for long wheel bearing service life.
Therefore note the
following points: Install oil seal and grease
cap as shown. Only reinstall clean
bearings. Adjust wheel bearing play
carefully.
1 - Stub axle
2 - Hex socket head bolt,
10 Nm (7 ft lb) Page 10 of 18Wheel bearings, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.42.2