Hose routing, EVAP canister/leak detection system (8-cyl. FSI engine (Audi RS4)): Notes
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2008 Audi A4, 2007 Audi S4, and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.
1 - To air filter housing
2 - Intake manifold
3 - Throttle valve control module J338
4 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve 1 N80
- Component location: At front in engine compartment
- Checking →
- 24 MULTIPORT FUEL INJECTION (MFI) for 1.8 LITER 4-CYL. 5V TURBO FUEL INJECTION & IGNITION, ENGINE CODE(S): AMB
- 24 - MULTIPORT FUEL INJECTION (MFI) for 2.0 LITER 4-CYL. 4V TURBO FUEL INJECTION IGNITION, ENGINE CODE(S): BPG, BWT
- 24 MULTIPORT FUEL INJECTION (MFI) for 3.0 LITER 6-CYL. 5V FUEL INJECTION & IGNITION, ENGINE CODE(S): AVK, BGN
- 24 - FUEL INJECTION SYSTEM for 3.2 V6 4V FUEL INJECTION IGNITION, ENGINE CODE(S): BKH
- 24 - MULTIPORT FUEL INJECTION (MFI) for 4.2 LITER V8 4V FUEL INJECTION AND IGNITION, ENGINE CODE(S): BNS
- 24 MULTIPORT FUEL INJECTION (MFI) for 4.2 LITER V8 5V FUEL INJECTION AND IGNITION, ENGINE CODE(S): BHF
5 - Purge 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
6 - Vent line
- To gravity valve at fuel tank
7 - EVAP canister
- Location: Bottom of spare wheel well
8 - Leak detection line
- Leak detection pump/EVAP canister
- Pressure side
9 - Air filter housing
- For Leak detection pump (LDP) V144
10 - Leak detection pump (LDP) V144
- Location: In left rear wheel housing behind wheel housing liner
- Check using "Guided Fault Finding"
11 - Vacuum reservoir
- For Leak detection pump (LDP) V144
- Location: In left front wheel housing behind wheel housing liner
12 - To vacuum diaphragm for exhaust flap
13 - Vacuum line
- To Leak detection pump (LDP) V144
14 - Separating point
- Location Separation point location
15 - Check valve
- Installed location: - Arrow - points in direction of flow
16 - For Secondary Air Injection (AIR) Solenoid Valve N112
17 - To Intake Manifold Runner Control (IMRC) Valve N316