EVAP canister/leak detection system - component overview
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The following list refers to Fig 1.
- - Cap nut - 10 Nm
- - Cover
- For EVAP canister
- - Stud bolt - 15 Nm
- - Sealing piece
- - Vent line
- to Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-
- - Vent line
- from gravity valve at fuel tank
- - Vacuum line
- to Leak Detection Pump (LDP) -V144-
- - Cable tie
- for securing vacuum line to Leak Detection Pump (LDP) bracket
- - Leak Detection Pump (LDP) -V144-
- Component location: Under wheel housing liner in rear left wheelhouse
- Checking. See LEAK DETECTION PUMP (LDP) -V144-, CHECKING .
- - Electrical harness connector
- Black
- - Connection hose
- Leak Detection Pump (LDP)/EVAP canister
- Pressure side
- to remove, press release button at connection on Leak Detection Pump (LDP)
- - 10 Nm
- - Air filter
- for Leak Detection Pump (LDP) -V144-
- no maintenance procedure
- - Sealing piece
- - Cable tie
- for securing connection hose to wheel housing
- - EVAP canister
- Component location: Bottom of spare wheel well
- Removing and installing. See EVAP CANISTER, REMOVING AND INSTALLING .