AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components A4 2000 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/961/w960_961-0.png AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components

Page 11 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-10
 
  
10 - 
Top coolant hose 
Secured to radiator with retaining clipCheck for secure seatingDiagram of coolant hose connections   
Page 19
-17
 
11 - 
Coolant line 
Diagram of coolant hose conne

Page 12 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-11
 
  
15 - 
To front coolant line 
Diagram of coolant hose connections   
Page 19
-17
 
16 - 
Bolt 
Tightening torque: 10 Nm
17 - 
Bolt Tightening torque: 25 Nm
18 - 
Lower coolant line Diagram o

Page 13 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-12
 
  
23 - 
Bolt 
Tightening torque: 10 Nm
24 - 
Fan wheel for viscous fan 
25 - 
Viscous fan coupling Note left-hand threadTightening torque only applicable when 
using open-end spanner 3312 Tig

Page 14 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-13
 
  
Cooling system components (on engine, 
rear), removing and installing
 
1 - 
To front water hose 
2 - 
Front coolant line 
Diagram of coolant hose connections   
Page 19
-17
 
3 - 
Bleeder

Page 15 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-14
 
  
 Repair Manual, 2.7 Liter V6 5V BiTurbo Fuel 
Injection & Ignition, Engine Code(s): APB, Repair Group 01
    7 - 
Right coolant line From turbocharger to rear coolant line
8 - 
Banjo bolt T

Page 16 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-15
 
  
13 - 
Bolt 
Tightening torque: 10 Nm
14 - 
Right coolant line From engine block to turbocharger
15 - 
Banjo bolt Tightening torque: 35 Nm
16 - 
Banjo bolt Tightening torque: 35 Nm
17 - 
Rig

Page 17 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-16
 
  
20 - 
Coolant line 
Diagram of coolant hose connections   
Page 19
-17
 
21 - 
Bleeder screw 
Tightening torque: 20 Nm
22 - 
Banjo bolt Tightening torque: 35 Nm
23 - 
Left coolant line From

Page 18 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-17
 
  
Coolant hose connections, diagram
 
1 - 
Bottom coolant hose 
From radiator to engine
2 - 
Cylinder head/ cylinder block 
3 - 
Right turbocharger 
4 - 
Auxiliary water pump 
5 - 
Heat excha

Page 19 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-18
 
  
8 - 
Rear coolant line 
9 - 
Cap for expansion tank 
10 - 
Expansion tank 
11 - 
Oil cooler 
12 - 
Radiator 
Removing and installing   Page 19
-26
After replacing, replace coolant in comple

Page 20 of 34

AUDI A4 2000 B5 / 1.G APB Engine Cooling System Components 19-19
      
Cooling system, draining and filling
 
     
Draining  
     
WARNING! 
     
Hot steam can escape from the expansion 
tank when the filler cap is opened. Cover the 
filler cap with a clo
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