Page 8 of 24
20-5
      
Flange and fuel level sensor, removing 
and installing
 
     
Observe safety measures   page 20
-3 
     
Pay attention to rules of cleanliness   page 20
-2 . 
     
WARNING! 
     
Fire hazard. DO NOT smoke or work near 
heaters or have anything in the area that can 
ignite fuel! 
     
-  Switch ignition on.
     
-  Observe fuel gauge.
     
CAUTION! 
     
The fuel tank should not be more than 2/3 
full. Empty fuel tank, if necessary, using an 
approved fuel cart. 
     Determine correct radio anti-theft coding 
before disconnecting the battery. 
     
Removing  
Pa
ge 8 of 24 Fuel su
pp
ly 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.GE01.20.1 
         
        
        
     
        
        Page 11 of 24
20-7
      
Fuel pump, removing and installing
 
     
Observe safety measures   page 20
-3 
     
Pay attention to rules of cleanliness   page 20
-2 . 
      Removing and installing sealing flange and fuel 
level sensor   page 20
-5   
     
WARNING! 
     
Fire hazard. DO NOT smoke or work near 
heaters or have anything in the area that can 
ignite fuel! 
     
Removing  
    
Installing  
Installation is in reverse order of removal.  
Note:  -  Insert fuel pump wrench 3307 through fuel tank opening and position at 
inner part of fuel reservoir housing. 
- 
Turn inner part of reservoir housing about 15 to left as far as stop and 
remove fuel pump along with inner part of reservoir housing. 
Moisten the flange seal with fuel before installing.
Pa
ge 11 of 24 Fuel su
pp
ly 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.GE01.20.1 
         
        
        
     
        
        Page 15 of 24
20-10
      
Fuel pump, testing
 
     
WARNING! 
     
Fire hazard! DO NOT smoke or work near 
heaters or have anything in area that can 
ignite fuel! 
     
Checking power supply  
     
Battery fully charged 
     Fuse 28 OK 
     Test voltage supply to fuse 28   Repair 
Manual, 2.8 Liter V-6 OBD II Fuel Injection 
and Ignition, Repair Group 24 
     
Fuel supply OK 
     
-  Switch ignition on.
     Fuel pump must be heard to run briefly. 
(Second person will be required for this if 
surrounding noise level is too high). 
      If fuel pump does NOT run:  
     
Pa
ge 15 of 24 Fuel su
pp
ly 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.GE01.20.1