Smell Marihuana!??

A ride tryed to abuse in the route, so, I explained  how the App works, so they ignore and I didnt permit abusse, so, she ratted me bad, Uber sent me a mail that I am under invastigations because a rider claimed tnah my car smelled marihuana!! obviously is not true, she was upset because she couldnt  get the abussive route that she was trying, now, I have been suspended! How many days takes this? I am Uber gold clean records and excellent reviews