EVAP Canister System, Assembly Overview

EVAP Canister System, Assembly Overview







1 - Expansion tank
- Right side
2 - Gravity valve
3 - Fuel filler tube
4 - 5 Nm
5 - Bracket
6 - Vacuum line
- For Leak Detection Pump (LDP) V144 vacuum supply
- To vacuum connection at intake manifold
- Ensure seated tightly
7 - Leak detection pump (LDP) V144
- Checking fuel supply system for leaks
- Black connector, 3-pin
8 - Connecting hose
- Between air filter, leak detection pump V144 and evaporative emission (EVAP) canister purge solenoid valve N115
- Ensure seated tightly
9 - 5 Nm
10 - Air filter housing
- Clean if soiled
11 - Rubber bushing
- Note installation position
- Replace if damaged
12 - Evaporative emission (EVAP) canister purge solenoid valve N115
- Black connector, 2-pin
13 - EVAP canister
- Component location: In right front wheel housing
14 - Screws
- 3 pieces
- 9 Nm
15 - Vent line
- To vacuum connection at intake manifold
- Ensure seated tightly
16 - Connector
- Black, 2-pin
17 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve N80
- Note installation position
18 - Rubber bracket
- Note installation position
19 - Vent line
- Ensure seated tightly
20 - Pressure retention valve
- Function







Pressure retention valve function
The pressure retention valve is opened via gravity valve (on expansion tank) for flow in both directions. - Arrow 1 - is the side toward the expansion tank.
On the other side, it is only open to one direction of flow. - Arrow 2 - is the side toward EVAP canister.