light AUDI A4 1995 B5 / 1.G AEB ATW Engines Turbocharger System Workshop Manual
Page 2 of 50
21-2
Charge air pressure control, system
overview
Vehicles with manual transmission
1 -
PCV valve
For crankcase ventilation
2 -
Evaporative Emission (EVAP) canister
purge regulator valve -N80-
3 -
To Evaporative Emission (EVAP) canister
4 -
Check valve for Evaporative Emission
(EVAP) canister Installed position (light/dark): as shown in
illustration
5 -
Turbocharger
6 -
Fuel pressure regulator
7 -
Intake manifold
8 -
To Leak Detection Pump (LDP) -V144-
9 -
Crankcase ventilation
Pa
ge 2 of 50 Turbochar
ger s
ystem
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.21.1
Page 3 of 50
21-3
10 -
Check valve for Evaporative Emission
(EVAP) canister
Installed position (light/dark): as shown in
illustration
11 -
Charge air cooler
12 -
Vacuum diaphragm For wastegate
13 -
Charge pressure bypass valve Checking Page 21
-4
14 -
Wastegate bypass regulator valve -N75-
Pa
ge 3 of 50 Turbochar
ger s
ystem
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.21.1