Oil change & inspection - do the service reset yourself!
Resetting service interval to Seat Leon II, 1P - MK2 type, audio: English - YouTube
Service light reset - confusion with flexible service interval (longlife) | SEATCUPRA.NET
Oil Reset » Blog Archive 2014 Seat Leon Service Interval Display Reset - Oil Reset
Seat Leon >> Determine the service type :: Longlife service and time or mileage dependent service :: Maintenance :: SEAT Leon Service and Repair Manual - Seatia.com