[igorbmwx6]

Check engine light keeps coming back on, after I clear the fault. Fault code has to do with EVAP leak > 0.5m I have tried to replace fuel tank cap+seal and that did not resolve the issue.

exact fault message observed:
Fuel tank ventilation and purge air system, micro-leak: leakage greater than 0.5m

Any suggestions as to what to try replacing next? Is there a DIY write up for replacing these parts?

Leak sensor? Charcoal canister? Part#s for 2016 F30?

Any input on this would be greatly appreciated