Evaporative Emissions System

Hose Routing, EVAP Canister/leak Detection System (6-cyl. FSI-engine)







1 - To Intake Air Switch-over valve N335
2 - Vacuum pump
- For brake booster
3 - To brake booster
4 - Throttle valve control module J338
5 - Evaporative emission (EVAP) canister purge regulator valve N80
- Location: Right front in engine compartment
6 - Ventilation line
- From EVAP canister to Evaporative Emission (EVAP) Canister Purge Regulator Valve N80
- Installed location: At right beneath vehicle floor
- Secured to fuel tank in fuel tank area
7 - Ventilation line
- To fuel tank filler tube
8 - EVAP canister
- Location: Bottom of spare wheel well
9 - Connecting hose
- Pressure side
10 - EVAP filter
11 - Air filter housing
- For leak detection pump (LDP) V144
12 - Leak detection pump (LDP) V144
- Location: In left rear wheel housing behind wheel housing liner
13 - Vacuum line
- Engine/ Leak Detection Pump (LDP) V144
14 - Separating point
- Location
15 - Intake manifold upper part
16 - Check valve
- Installed location: - Arrow - points in direction of flow







Separation point location

The separating point - arrow - is located at lower left of engine compartment.
- To disconnect, press release button on connection piece.