VOLKSWAGEN PASSAT 1997 B3, B4 / 3.G Service Workshop Manual

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Rear wheel brakes,
servicing (drum
brakes)
Notes Page 42-15 1 - Grease cap Removing and
installing from
Page 42-19 2 - Cotter pin Always replace 3 - Locking ring
4 - Hex nut Adjusting wheel
bearing play Page 42-20 5 - Thrust washer Page 1 of 4Rear wheel brakes, servicing (drum brakes)12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.3

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6 - Outer wheel bearing
7 - Wheel speed sensor
rotor Only on vehicles with
ABS
8 - Brake drum Vehicles with front
wheel drive Brake drum diameter:
230 mm Wear limit: 231.5 mm Clean thoroughly,
check for wear,
damage, tolerances,
damaged wheel bolt
threads and condition
of braking surface Fill hub with multi-
purpose grease Check for ovality 9 - Stub axle Page 2 of 4Rear wheel brakes, servicing (drum brakes)12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.3

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10 - Hex socket head bolt,
10 Nm (7 ft lb)
11 - Wheel speed sensor Only on vehicles with
ABS Insert with lubricating
paste, G 000 650
12 - Backing plate with
brake shoes Release adjustment
before removing brake
drum Page 46-18 13 - Dished washer Large contact surface
faces back plate
14 - Hex bolt, 60 Nm (44 ft
lb) Page 3 of 4Rear wheel brakes, servicing (drum brakes)12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.3

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Brake shoe adjustment, releasing - Insert a screwdriver through hole in brake drum
and push wedge upward. Page 4 of 4Rear wheel brakes, servicing (drum brakes)12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.3

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Rear wheel brakes,
servicing
Note:
After working on the rear wheel
brakes: Release parking brake. Firmly depress the brake
pedal once.
1 - Spring plate To remove, push
against the spring and
turn through 90 2 - Spring
3 - Brake shoe with lever
for parking brake Removing and
installing Page 46-23 Adjusting parking
brake Page 46-26 Page 1 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4

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Repair Manual, Maintenance 4 - Upper return spring Unhook with pliers 5 - Lower return spring Lubricate contact
points with G 000 650
paste
6 - Wedge spring
7 - Brake shoe Removing and
installing Page 46-23 Minimum lining
thickness 2.5 mm Checking thickness 8 - Cap Remove to check
brake lining thickness
9 - Pin
10 - Wheel speed sensor Only on vehicles with
ABS Page 2 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4

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11 - Backing plate
12 - Hex socket head bolt,
10 Nm (7 ft)
13 - Wheel cylinder Checking for leaks
Fig. 1 14 - Wedge To remove and install
the brake drum, push
upwards through a
wheel bolt hole
Page 46-18 15 - Push rod Lubricate contact
points with G 000 650
paste
16 - Locating spring Unhook with pliers Page 3 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4

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Note:
Care is to be exercised to ensure the seal is not
damaged when lifting the dust boot (only use a blunt
instrument, e.g. plastic wedge). Fig. 1 Wheel cylinder, checking for leaks - Lift dust boot - If brake fluid is found in the dust boot then replace
wheel cylinder Page 4 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4

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Brake shoes, removing and installing

Removing

- Remove brake drum.
- Remove spring plate.
- Unhook lower return spring.
- Remove brake shoes.
- Unhook parking brake cable. - Clamp brake shoes in vice. - Remove wedge spring. - Remove upper return spring. - Unhook locating spring. Page 5 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4

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Installing - Connect locating spring and install brake shoes on
the push rod.
- Insert wedge. - Insert brake shoe with brake lever in push rod. - Connect upper return spring. - Connect parking brake cable to brake lever. - Place brake shoes on wheel cylinder pistons. - Connect lower return spring and lift brake shoes
onto lower support. Page 6 of 8Rear wheel brakes, servicing12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.46.4