AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide A4 2000 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/946/w960_946-0.png AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide

Page 11 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-10
      
-  Start engine and maintain an engine speed of 
about 2000 RPM for approx. 3 minutes. 
     
-  Allow engine to idle until the lower radiator hose 
is hot.Check coolant level and top up

Page 12 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-11
 
  
Coolant pump and coolant thermostat, 
servicing
 
1 - 
Bolt 
M6: 10 Nm (7 ft lb)M8: 20 Nm (15 ft lb)
2 - 
Lower toothed belt cover Removing and installing   Page 13
-29
3 - 
Nut 
10 Nm (7 f

Page 13 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-12
 
  
7 - 
T-head bolt 
Insert before installation
8 - 
Coolant thermostat Removing and installing   Page 19
-20
Checking  Page 19
-20
9 - 
Connector 
10 - 
Drain plug 
30 Nm (22 ft lb)
11 - 
O-r

Page 14 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-13
      
Coolant pump, removing and installing
 
     
Note:  
     Coolant pump is bolted to bracket for generator, 
power steering pump and viscous fan. 
     
Lock carrier in service position

Page 15 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide Note:  
Ribbed belt for A/C compressor and torque support remains installed. 
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Page 16 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-14
      
- Drain coolant   Page 19
-4 .
    
-  Loosen clamps for coolant hoses -1- and -2-.
-  Remove coolant hose to radiator at coolant line.
-  Remove intake air duct between intake manifold a

Page 17 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-15
      
Note:  
     Power steering pump remains installed. 
     
-  Pull off coolant hoses from coolant pump and 
coolant thermostat housing. 
    
-  Unbolt coolant pump housing from toothed b

Page 18 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-16
      
Installing  
      Installation is the reverse of removal, noting the 
following:  
     
-  Clean sealing surfaces of both housings.
     
-  Replace gasket and O-ring.
     
-  Insert T

Page 19 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide 19-17
      
Note:  
     When installing ribbed belt, check for correct 
seating on belt pulley. 
     
- Install V-belt   Page 13
-18
 .
     
-  Fill up with coolant   Page 19
-6 .
     
WARNING!

Page 20 of 34

AUDI A4 2000 B5 / 1.G AEB ATW Engines Cooling System Components User Guide        Radio Operating Manual        
-  Fully close power windows to stop.
     
-  Operate all power window switches again for at 
least one second in "close" direction to activate 
"one-touch" open
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