It all start with a
Check Engine Light
i read the code it says: Evap Leak.
i get on the internet and i star looking around for answers, some guys told me to look for pinch or coroated hoases in the expasion tank.
i found some stuff on a website about sensor fault recals on this site: BMW sensor faults and problems
It says that the Fuel Tank Vent Valve or the charcoal canister Purge Valve can be stuck for some reasone whats the probability that this has happen to one of them, if some one has had the same problem and has found that the solution was to replace or clean. If some one knows the electrical way to test these Valves can you HELP ME