AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owner's Manual

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owner's Manual A4 1998 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/946/w960_946-0.png AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owner's Manual

Page 21 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-18
      
Tightening torques  
     
Component  
Tightening 
torques  
Impeller to pump housing   10 Nm (7 ft 
lb)  
Pump housing to toothed belt 
cover  10 Nm (7 ft 
lb)  
Bracket for generator, p

Page 22 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual to intake duct   20 Nm (15 ft 
lb)  
to bracket   20 Nm (15 ft 
lb)  
Pa
ge 22 of 34 Coolin
g system com
ponents, removin
g and installin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?acti

Page 23 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-19
      
Component  
Tightening 
torques  
Generator to bracket for 
generator, power steering pump 
and viscous fan    
M8   25 Nm (18 ft 
lb)  
M10   40 Nm (30 ft 
lb)  
Belt pulley to coolant p

Page 24 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-20
      
Coolant thermostat, removing, installing 
and checking
 
     
Removing  
     
- Drain coolant   Page 19
-4 .
    
Installing  
WARNING! 
The cooling system is pressurized when the engin

Page 25 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-21
      
Coolant thermostat, checking  
     
-  Warm thermostat in hot water bath.
     
Starts to 
open  Fully open  
Stroke  
approx. 87 C  
(189 F)  
approx. 102 C 
1)  
(216 F)  
min. 8 
mm

Page 26 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-22
      
Coolant line (lower), removing and 
installing
 
     
Removing  
     
- Drain coolant   Page 19
-4 .
     
-  Remove intake air duct between intake manifold 
and charge air cooler.

Page 27 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-23
      
Installing  
      Installation is the reverse of removal, noting the 
following:  
     
-  Fill with coolant   Page 19
-6 .
     
WARNING! 
     
The cooling system is pressurized when

Page 28 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-24
      
Radiator, removing and installing
 
     
Special tools and equipment  
      VAG1306 drip tray  
     
Removing  
     
-  Remove front bumper. 
     
       Repair Manual, Body Exterior

Page 29 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-25
 
    
-  Turn radiator drain plug (arrow) counterclockwise; if needed attach 
accessory hose to connection flange. 
    
Vehicles with automatic transmission 
 Repair Manual, 5 Spd. Automatic T

Page 30 of 34

AUDI A4 1998 B5 / 1.G AEB ATW Engines Cooling System Components Owners Manual 19-26
 
    
Note:  
Make sure fender is protected against possible damage.  -  Remove bolts -4- for air guides at radiator on left and right sides.
-  Remove retaining bolts -1- and -2- from condense
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