2006 Mercedes E350 service light reset

very easy to reset the service notification. Mercedes E350 2006

[@dr_kellogg]

For some reason I cannot get this to work on my E350, I know I've entered the service menu before but just can't get into it now. What position do you turn the key to? One click, two clicks, or all the way on?

[@SteveTremper]

Thank you. worked great and tight to the point.