AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual A3 1999 8L / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1085/w960_1085-0.png AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual

Page 1 of 5

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual 24-177
 
  
Vacuum diagram 
1 - 
To EVAP canister 
2 - 
Evaporative Emission (EVAP) canister 
purge regulator valve -N80- 
3 - 
Check-valve for EVAP canister 
between EVAP canister and intake 
manifol

Page 2 of 5

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual 24-178
 
  
7 - 
Fuel pressure regulator 
8 - 
To brake booster 
9 - 
Check-valve 
Between brake booster and intake manifoldInstallation position (light/dark side): Arrow 
points in direction of flow,

Page 3 of 5

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual 24-179
 
  
12 - 
Vacuum reservoir 
Installation location: Under wheel housing 
liner in front left wheel housing 
13 - 
Secondary Air Injection (AIR) solenoid 
valve-N112- Installation location: Belo

Page 4 of 5

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual 24-180
 
  
17 - 
Charge air cooler 
with charge air pressure sensor -G31-
18 - 
Throttle valve control module -J338- 
19 - 
Recirculating valve for turbocharger-
N249- Installation location: Below in

Page 5 of 5

AUDI A3 1999 8L / 1.G ATW Engine Vacuum Diagram Workshop Manual 24-181
 
  
22 - 
Wastegate bypass regulator valve -N75- 
23 - 
Mechanical recirculation valve 
24 - 
Pressure control valve for crankshaft 
housing ventilation 
25 - 
Secondary Air Injection (AIR) pu