ok here ya go
Switch position II without starting the engine.
Press and hold cluster kms reset button for approximately 10 - 15 seconds.
some text will show up, but keep holding till you see the second set of options starting with "Return".
Now press briefly and jump to the service interval that you wish to reset (you may have to press it several times till you reach the service to be reset i.e., Coolant or Microfilter etc).
Once you have chosen the indicator to be reset, press and hold till you see two options in next cluster (RPM dial)
Now once you have selected RESET, press and hold till you see the message that it has been reset.
Current - 2011 E70 X5 3.5i
2003 745Li Titanium Sliver Metallic w/ Black Interior
21" OEM Style 128, Angel iBright V3 w/ Matching Fogs, H&R Springs, BTUM8000, LED Side/Front Markers, White Bulb Interior/License Plate,
Stealth Bulb Signals, 15mm Rear Spacers, ACS Style Roof and Trunk Spoilers, Debadged