Passat L4-1.8L Turbo (AWM) (2004)
Turbo Boost Sensor: Locations
Overview Plan of Exhaust Turbocharging System
Overview plan of exhaust turbocharging system (Vehicles with engine code AUG, AWM)
1
EVAP canister
2
Vent line
-
From gravity valve at fuel tank, item 7
3
Check-valve
-
For EVAP canister system
4
Turbocharger
-
The boost pressure regulator valve and vacuum diaphragm for boost pressure regulator valve are part of the exhaust turbocharger and cannot
be replaced individually.
5
Combination valve
-
For Secondary Air Injection (AIR) system.
6
Fuel pressure regulator
7
To cylinder head cover
-
Crankcase breather valve
8
To brake booster
9
Suction jet pump
10
Vacuum reservoir
-
Two separate chambers
11
To diagnostic pump
12
Check-valve
-
Bypass to vacuum booster
13
Check-valve
-
For engine vacuum control
14
Crankcase ventilation
15
Secondary Air Injection (AIR) Solenoid Valve-N112-
16
Check-valve
-
For EVAP canister system