EVAP canister system, assembly overview

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Volkswagen GTI, 2004 Volkswagen Jetta, 2004 Volkswagen GTI, 2003 Volkswagen Jetta, and 2003 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: EVAP Canister System

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Tank flap unit

2 - Fuel tank

3 - Fuel delivery unit

4 - Intake manifold

5 - Fuel pressure regulator

6 - Fuel rail with injectors

7 - Fuel filter

Installation position: Arrow points in direction of flow

8 - EVAP canister purge regulator valve N80

Installation position: Arrow points in direction of flow
Valve will be activated by engine control module (pulsed)
Checking function → EVAP canister purge regulator valve N80 , checking
Checking activation: → 01 ON BOARD DIAGNOSTIC (OBD)

9 - Test union

10 - Gravity valve

11 - Pressure retention valve

12 - Change-over valve

13 - EVAP canister

In rear right wheel housing, behind wheel housing liner

14 - Leak Detection Pump (LDP) V144

In rear right wheel housing, behind wheel housing liner
Valve will be activated by engine control module (pulsed)
Checking resistance → Leak Detection Pump (LDP) V144 , checking
Checking activation: → 01 ON BOARD DIAGNOSTIC (OBD)

15 - Air filter for LDP