S 500 4MATIC (220.184) V8-5.0L (113.966) (2003)
Fuel Tank Vent: Locations
Vent Valve, Location
Vent Valve, Position
Shows model 220
75
Fuel tank
76
Vent valve
90/11
Fuel return line
90/12
Fuel pressure line
D
Vent line to activated charcoal canister
The vent valve (76) is mounted under the fuel tank in the vent line.