Page 8 of 20
45-30
 
  
2 - 
Clamping sleeve 
Always replaceIdentical part on left and rightGrease all around with assembly paste 
before inserting into wheel bearing housingPress into wheel bearing housing until fully 
seated 
3 - 
Axle beam/rear axle with splash guard 
and stub axle 
4 - 
ABS wheel speed sensor rotor Removing and installing   page 45
-33
5 - 
Brake disc with wheel hub 
6 - 
Outer wheel bearing 
7 - 
Thrust washer 
8 - 
Hex nut 
Adjusting  page 45
-33
9 - 
Castellated lock 
Install onto hex nut
10 - 
Grease cap Replace
11 - 
Cotter pin 
Pa
ge 8 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
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yp
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        Page 11 of 20
45-32
      
Installing 
     
- Replace clamping sleeve   page 45
-30
 item - 2 
-. 
     
-  Grease ABS wheel speed sensor all around with 
assembly paste before inserting. Then, press in 
by hand until fully seated. 
     
-  Reconnect ABS wheel speed sensor cable and 
route cable as when removed. 
      When routing the ABS wheel speed sensor 
cable, pay attention to the following points:  
    
-  Route ABS wheel speed sensor cable -1- below brake line -2- on left 
and right sides in area shown. 
-  On left side, maintain clearance of about 2 cm (3/4 in.) between heat 
shield for exhaust system, and ABS wheel speed sensor cable. 
    
-  On right side, route ABS wheel speed sensor cable -1- between fuel 
lines -2-. 
-  Install wheel and tighten wheel bolts to 120 Nm (89 ft lb).
Pa
ge 11 of 20 Sus
pension mounted ABS com
ponents
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yp
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        Page 12 of 20
45-33
      
ABS wheel speed sensor rotor on FWD rear 
axle, examining   
     
- Raise vehicle.
     
- Remove wheel.
     
-  Pull ABS wheel speed sensor out of wheel 
bearing housing. 
     
-  Examine rotor for signs of dirt and damage.
     
ABS wheel speed sensor rotor on rear axle, 
removing and installing  
     
Removing 
     
- Raise vehicle.
     
- Remove wheel.
     
-  Unbolt brake caliper   page 46
-20
 .
     
CAUTION! 
     
Do not loosen brake hose or lines.
     Secure the brake caliper with a piece of wire 
Pa
ge 12 of 20 Sus
pension mounted ABS com
ponents
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        Page 13 of 20
in order to relieve the stress on the brake 
hose. 
     Do not allow caliper to hang by brake hose.
    
-  Apply light blows with hammer to jaw of special tool in order to slightly 
knock grease cap loose from wheel hub   page 45
-30
 , item -10-. 
Pa
ge 13 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
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yp
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        Page 15 of 20
45-35
 
    
Note:  
Wheel bearing play is correctly set if it is just possible to move the thrust 
washer with a screwdriver by applying finger pressure (without any 
prying).  -  Adjust wheel bearing play. 
-  To adjust, tighten hex nut while rotating wheel in order to avoid stress 
on bearing. 
-  Secure hex nut with castellated lock and new cotter pin.
    
CAUTION! 
Always replace the grease cap. Any damage to the cap will allow 
moisture in, which can destroy the wheel bearing.  -  Install grease cap.
-  Install brake caliper   page 46
-20
 .
Pa
ge 15 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4