Non-return valve, fuel tank
/
9-3 (9400)
/
1999
/
2. Engine
/
Evaporative Emission System ORVR OBD II
/
Technical description
/
Non-return valve, fuel tank
Non-return valve, fuel tank
The non-return valve is normally closed and permits flow only towards the tank.
In this way, the valve prevents ”back-spit” when the filler nozzle closes.