24-189
 
  
12 - 
Vacuum reservoir 
Installation location: Under wheel housing 
liner in front left wheel housing 
13 - 
Secondary Air Injection (AIR) solenoid 
valve-N112- Installation location: Below intake manifold
14 - 
Crankcase ventilation 
15 - 
Check-valve between Leak Detection Pump (LDP) and 
intake manifold Installation position (light/dark side): Arrow 
points in direction of flow, as shown in 
figure. 
16 - 
to Leak Detection Pump (LDP) -V144- 
Pa
ge 3 of 5 Vacuum dia
gram
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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pair&id=AUDI.B5.FU07.24.6