Seb Vettel on a Moped on the Track?

Sebastian vettel is under investigation for riding a moped on the track. The strict wording of the t f i regulations that say drivers aren't allowed am on track without permission from marshals five minutes after the sessions finished. It's hardly mansel giving cenera a side pod ride in 19 91 at silverston. Is 11 itsl it's not that dangerous to see vetel on a scooter taking himself back to the pits en when the session had finished. There's definitely a need to mercedes to get some more real, well, data.