EVAP System, Assembly Overview
EVAP 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 on intake manifold --> [ (Item 9) Vacuum connection ] Service and Repair
• Ensure seated tightly
7 Leak detection pump (LDP) (V144)
• Checking fuel supply system for leaks --> [ EVAP System, Checking for Leaks ] EVAP System, Checking 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 contaminated
11 Rubber bushing
• Note installation position
• Replace if damaged
12 Evaporative emission (EVAP) canister purge regulator valve 2 (N115)
• Black connector, 2-pin
13 EVAP canister
• Component location: in right rear wheel housing
14 Screws
• 3 pieces
• 9 Nm
15 Vent line
• To vacuum connection on intake manifold --> [ (Item 11) Vacuum connection ] Service and Repair
• Ensure seated tightly
16 Connector
• Black, 2-pin
17 Evaporative emission (EVAP) canister purge regulator valve 1 (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 ]
Pressure Retention Valve Function
The pressure retention valve is opened via the 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 the EVAP canister.