oil change AUDI A4 1998 B5 / 1.G AEB ATW Engines Valvetrain Servicing Workshop Manual
Page 4 of 51
15-34
 
  
6 - 
Valve stem oil seal 
Replace  Page 15
-62
7 - 
Valve spring 
Removing and installing   Page 15
-62
8 - 
Valve spring retainer 
9 - 
Valve keeper 
10 - 
Hydraulic valve lifter 
Check  Page 15
-60
Removing and installing   Page 15
-62
Do not interchangeWhen removed, store with contact surfaces 
facing down Before installing, check axial play in 
camshafts  Page 15
-41
 
Oil contact surface
11 - 
Intake camshaft Using Plastigage check radial play (valve 
lifters removed) 
  Wear range: 0.1 mm (0.004 in.)
Max. run-out: 0.01 mm (0.0004 in.)Axial play, checking   Page 15
-41Pa
ge 4 of 51 Valvetrain, servicin
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11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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e=re
pair&id=AUDI.B5.GE02.15.3 
Page 37 of 51
15-62
      
Valve stem oil seals, replacing
 
     
Cylinder head installed 
     
Special tools and equipment  
     VW653/3 pressure hose
     3122B spark plug removal tool
     3362 valve spring tool and 3362/1 pressure 
piece 
     3364 valve seat tool
     3365 valve stem seat fitting tool
     
Removing  
     
-  Remove camshafts and hydraulic chain 
tensioner  Page 15
-50
 . 
     
-  Remove valve lifters and lay aside with camshaft 
contact surface facing down. Be careful not to 
interchange valve lifters. 
     
- 
Using 3122B spark plug removal tool, remove all 
Pa
ge 37 of 51 Valvetrain, servicin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.15.3