Evaporative Emissions System with Leak Detection System, Vehicles with 12-Cyl. Engine, Hose Routing

Evaporative Emissions System with Leak Detection System, Vehicles with 12-Cyl. Engine, Hose Routing






1 Intake manifold

2 Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80)

• Component location: in the engine compartment

3 Evaporative Emission (EVAP) Canister Purge Regulator Valve 2 (N333)

• Component location: in the engine compartment

4 Vent line

• From EVAP canister to EVAP canister purge regulator valves in engine compartment

• Installation position: on the right side under the floor panel

5 Vent line

• To fuel tank

6 EVAP canister

• Component location: in the spare wheel well on the floor panel

7 Connecting hose

• Leak detection pump/EVAP canister

• Pressure side

8 Evaporative Emission (EVAP) Canister Purge Regulator Valve 2 (N115)

• Component location: Under wheel housing liner in rear left wheel housing

9 Leak Detection Pump (LDP) (V144)

• Driven by vacuum

• Component location: Under wheel housing liner in rear left wheel housing

10 Air filter for diagnosis pump

• Installation position: Arrow on filter housing points toward detection pump - 9 -

11 Vacuum line

• Delivers vacuum from intake manifold to detection pump drive