24-4
 Technical data
 
Engine identification  
  
APB  
Idling speed  
Not adjustable - controlled by Idle Air Control (IAT)    
    
750 - 850 RPM  
Engine speed (RPM) limitation  
via fuel injector shut-off     approx: 6800 RPM  
Fuel pressure at idle speed   Vacuum hose   
connected    
approx. 3.5 bar positive pressure  
  
Vacuum hose  
disconnected    
approx. 4.0 bar positive pressure  
Residual pressure after 10 minutes      at least 2.5 bar positive pressure  
Fuel Injectors   Spray pattern   Multi-hole nozzle (same on all injectors)  
  
Injection qty. (30 secs.)   135 - 165 ml  
  
Resistance  
(room temperature)
1)    
13.5 - 15.5    
1) When the engine is at operating temperature the resistance is increased by approx. 4 - 6  .  
Pa
ge 6 of 90 Motronic Multi
port Fuel In
jection 
(MFI
) system, servicin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.24.1