AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual A4 1998 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/945/w960_945-0.png AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual

Page 41 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-75
       If the hydraulic lifters are still noisy, locate faulty 
lifters as follows:  
     
-  Remove cylinder head cover   Page 15
-15
 .
     
-  Rotate crankshaft until cams of lifters to be

Page 42 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-76
      
Note:  
     
Wait about 30 minutes after installing the 
camshafts before starting the engine. Hydraulic 
valve compensation elements have to settle 
(otherwise valves will strike piston

Page 43 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-77
 
  
Valve stem seals, replacing
 
Special tools and equipment  
 
Pressure hose VW 653/3
 Spark plug spanner 3122 B
 Puller 3364
 Installation tool 3365
 Disassembly and assembly tool VAS 5161

Page 44 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-78
      
Removing  
     
Cylinder head in vehicle. 
     
-  Remove camshafts and camshaft adjuster   
Page 15
-62
 . 
     
Note:  
     
Ensure that the valve lifters are not 
interchanged.

Page 45 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-79
 
    
Exhaust side   -  Install knock journal VAS 5161/3 into valve lifter guide.
-  Loosen solid valve keepers on all five valves with a plastic hammer.
    
-  Thread catch part VAS 5161/6 wi

Page 46 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-80
 
    
-  Push assembly cartridge into guide sleeve.
-  Attach pressure fork VAS 5161/2 to catch part VAS 5161/6 and press 
assembly cartridge downward. 
-  At same time turn knurled screw of as

Page 47 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-81
      
Intake side:  
    
-  Thread catch part VAS 5161/6 with insertion fork VAS 5161/4 onto a 
stud of cylinder head. 
-  Push in guide bush VAS 5161/13 as far as it will go into lifter guide

Page 48 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-82
 
    
All models:  -  Release pressure fork. 
-  Remove cartridge with spacer ring, guide bushing, valve plate and 
valve spring. 
    
-  Use 3364 to pull off valve stem seals.
Pa
ge 48 of 58

Page 49 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-83
      
Installing  
     
Note:  
     A plastic sleeve -A- is enclosed with new valve 
shaft seals. 
    
-  To prevent damage to new valve stem seals -B-, place plastic sleeve -
A- on valve st

Page 50 of 58

AUDI A4 1998 B5 / 1.G AWM Engine Valve Gear Service Service Manual 15-84
 
    
-  Press assembly cartridge VAS 5161/8 onto insert tool from top and 
take up valve keepers. 
    
-  Insert assembly cartridge VAS 5161/8 into guide bushing VAS 5161/13 
or VAS 5161/14 a
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