Overview plan of EVAP canister system (vehicles with engine code AFP)

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2005 Volkswagen GTI, 2004 Volkswagen R32, 2004 Volkswagen Jetta, 2004 Volkswagen GTI, and 2003 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Evaporative Emissions System, Diagram (Vehicles With Engine Code AFP)

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Tank lid unit

with rubber cap

2 - Fuel tank

3 - Fuel Pump (FP) unit

Removing and installing. Refer to Fuel Pump (FP) unit, removing and installing

4 - Upper section of intake manifold

5 - Fuel pressure regulator

checking. Refer to Fuel pressure regulator and residual pressure, checking

6 - Fuel rail with fuel injectors

7 - Fuel filter

Installation position: Arrow points in direction of flow

8 - Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-*

Installation position: Arrow points in direction of flow
checking. Refer to Evaporative Emission (EVAP) canister purge regulator valve 1, checking

9 - Test connection

10 - Gravity valve

11 - Pressure retention valve

12 - Change-over valve

13 - EVAP canister

Under wheel housing liner in rear right wheel housing

14 - Leak Detection Pump (LDP) -V144-*

Under wheel housing liner in rear right wheel housing
checking. Refer to Leak Detection Pump (LDP), checking

15 - Air filter for diagnostic pump