coolant AUDI A4 1996 B5 / 1.G AWM Engine Cooling System Components User Guide
[x] Cancel search | Manufacturer: AUDI, Model Year: 1996, Model line: A4, Model: AUDI A4 1996 B5 / 1.GPages: 38, PDF Size: 0.7 MB
Page 15 of 38

19-12
      
Coolant pump, removing and installing
 
     
Special tools and equipment  
    
Socket head fastener T10092
    
Pin T40011 
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Page 16 of 38

19-13
      
Removing  
     
Engine in vehicle. 
     Lock carrier must be in service position   
Page 13
-1 . 
     
- Drain coolant   Page 19
-4 .
     
-  Remove ribbed belt and tensioner for ribbed belt 
 Page 13
-18
 . 
    
-  Secure pulley for viscous fan with pin punch -1- and unfasten using 
Allen key -2-. 
-  Remove viscous fan from mounting.
    
-  Remove engine cover -arrows-.
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Page 18 of 38

19-15
      
-  Take toothed belt off camshaft sprocket and 
coolant pump. 
     
Note:  
     
The vibration damper and lower toothed belt 
guard do not have to be removed. 
     The toothed belt should be left in position on 
the crankshaft sprocket. 
     Before removing the coolant pump, cover 
toothed belt with a cloth to protect from coolant. 
    
-  Remove coolant pump securing bolts -1- and remove coolant pump -2-.
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Page 19 of 38

19-16
      
Installing  
      Installation is carried out in the reverse order of 
removal; note the following:  
     
Note:  
     Always replace seals and gaskets. 
     
-  Clean and smooth down sealing surface for O-
ring as required. 
    
Note:  
Observe all instructions on removing and installing the toothed belt   
Page 13
-40
 .  -  Lightly coat new O-ring -3- with coolant G 012 A8 D.
-  Install coolant pump -2-. 
 
Installation position: Sealing plug in housing faces downward.
-  Tighten bolts -1- of coolant pump to 15 Nm.
-  Install toothed belt (adjust valve timing)   Page 13
-44
 .
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Page 20 of 38

19-17
      
-  Install ribbed belt and tensioner for ribbed belt 
Page 13
-20
 . 
     
-  Install viscous fan   Page 13
-21
 .
     
- Install lock carrier   Page 13
-1 .
     
-  Top up coolant   Page 19
-7 .
     
Tightening torque  
     
Component  
  
Nm  
Coolant pump to cylinder block      15  
Center section of toothed belt guard to 
cylinder block    
10 
1)  
Hose clamps for coolant hoses   2  
     
1) Install with locking fluid D 000 600 A2  
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Page 21 of 38

19-18
      
Coolant thermostat, removing and 
installing, checking
 
     
Removing  
     
-  Observe or obtain radio code on vehicles with 
coded radio. 
     
-  Disconnect Ground strap at battery with ignition 
switched off. 
     
- Drain coolant   Page 19
-4 .
    
Note:  
Connector -2- remains plugged in.  -  Remove air duct hose -1-. 
    
-  Loosen ribbed belt by turning tensioner in direction of arrow.
-  Remove ribbed belt from Generator pulley.
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Page 23 of 38

19-20
 
    
Installing  
Installation is carried out in the reverse order of removal; note the 
following:  
Note:  
Always replace seals and gaskets.  -  Release clip and disconnect coolant hose from connection -2-.
-  Remove bolts -1- remove connection, O-Ring -3- and coolant 
thermostat -4-. 
-  Clean and smooth down sealing surface for O-ring as required.
-  Lightly coat new O-ring with coolant G 012 A8 D.
- Insert coolant thermostat. 
 
Installation position: Cross-piece on thermostat should be vertical.
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Page 24 of 38

19-21
      
-  Install viscous fan   Page 13
-21
 .
     
-  Install ribbed belt and tensioner for ribbed belt 
Page 13
-20
 . 
     
-  After connecting battery, enter anti-theft code for 
radio. 
     
       Radio operating instructions        
-  Close windows fully using power window 
switches. 
     
-  Actuate all power window switches again for at 
least one second in the "close" direction to 
activate automatic open/close function. 
     
-  Set clock to correct time.
     
-  Top up coolant   Page 19
-7 .
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Page 25 of 38

19-22
      
Tightening torques  
     
Component  
  
Nm  
Connection to cylinder block   15  
Support for intake manifold     
   to intake manifold   20  
   to bracket   20  
Generator at bracket     
   M8   23  
   M10   46  
Hose clamps for air duct hoses     
3.5  
     
Check coolant thermostat  
     
-  Heat thermostat in water bath.
     
Starts to 
open  
Fully open  
Opening 
travel  
approx. 87 C  
approx. 102 C 
1)  
at least 8 mm  
     
1) cannot be tested  
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Page 26 of 38

19-23
      
Lower coolant line, removing and 
installing
 
     
Special tools and equipment  
    
Removing  
VAG 1921
- Drain coolant   Page 19
-4 .
    
-  Disconnect coolant hoses -1- and -3-.
-  Unbolt coolant expansion tank -2- (-arrows-).
-  Disconnect electrical wiring to coolant level display switch -F66- on 
underside of expansion tank. 
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