19-15
 
    
-  Loosen bleeder screw on lower coolant line (arrow) under expansion 
tank (if necessary, unbolt expansion tank). 
-  Top off coolant until it flows out from bleeder screw.
-  Close bleeder screw and tighten to 20 Nm (15 ft lb).
    
-  Loosen bleeder screw on front coolant line (arrow) between power 
steering pump and left-side of cylinder head. 
-  Top off coolant until it flows out from bleeder hole in coolant line.
-  Close bleeder screw and tighten to 20 Nm (15 ft lb).
-  Top up coolant to MAX mark.
-  Install coolant expansion tank cap.
-  Set heater controls to maximum heat position.
-  Start engine and let run at idle for approx. 10 minutes.
Pa
ge 18 of 40 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE03.19.1 
19-18
      
All models 
    
Vehicles with air conditioning 
CAUTION!  -  Unbolt power steering hydraulic oil cooling line (arrows).
DO NOT open the air conditioning refrigerant circuit.Disconnect A/C refrigerant lines at brackets and support points 
only. Avoid damage from bending. Refrigerant lines kink easily.
    
-  Unbolt air guides at radiator -4- on left and right-sides.
-  Unbolt retaining bolts -1- and -2- from condenser.
-  Disconnect harness connector -3- at A/C pressure switch -F129-.
-  Pull condenser upward out of retaining bracket, swing to side and hang 
at right-front wheel using wire loop. 
Pa
ge 22 of 40 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE03.19.1