warning AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual

AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual A8 1997 D2 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/987/w960_987-0.png AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual

Page 1 of 40

AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual 19-1
 
     
Cooling system components, 
removing and installing 
     
WARNING! 
     
The cooling system is pressurized when the 
engine is warm. When opening the expansion 
tank, wear gloves and ot

Page 13 of 40

AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual 19-11
      
Cooling system, draining and refilling
 
     
Draining  
     
WARNING! 
     
The cooling system is pressurized when the 
engine is warm. When opening the expansion 
tank, wear gloves a

Page 19 of 40

AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual 19-16
      
-  Raise engine speed to approx. 2000 rpm for 
approx. 5 minutes. 
     
-  Allow engine to idle until lower coolant hose on 
radiator is hot. 
     
-  Check coolant level and top-off if

Page 34 of 40

AUDI A8 1997 D2 / 1.G AHA ATQ Engines Cooling System Components Workshop Manual 19-28
      
Cooling system, pressure test
 
     
Engine at operating temperature 
     
WARNING! 
     
The cooling system is pressurized when the 
engine is warm. When opening the expansion 
tank,