Page 52 of the Owner’s Manual gives the answer to this:
1. Switch off the ignition and press the reset knob of the trip counter below the speedometer and hold.
2. Switch on the ignition and release the reset button, one of the service events appear in the display.
3. It is possible to switch between the the readouts of the service events by briefly pressing the reset button.
4. When the particular service event is displayed, turn the button for setting the digital clock to the right, “service—” appears in the display.
5. Switch off the ignition. Only now is the service event reset.
Page 52 of the Owner’s Manual gives the answer to this:
1. Switch off the ignition and press the reset knob of the trip counter below the speedometer and hold.
2. Switch on the ignition and release the reset button, one of the service events appear in the display.
3. It is possible to switch between the the readouts of the service events by briefly pressing the reset button.
4. When the particular service event is displayed, turn the button for setting the digital clock to the right, “service—” appears in the display.
5. Switch off the ignition. Only now is the service event reset.
BMW 2001 to current
Ignition Off (Position 0)
Press and Hold the trip odometer button while turning key to position 1 (ACCESSORY)
Keep the button depressed (about 5 secs.) until you see “Oil Service” or “Inspection” with “Reset” or “Re” in the display*
Press the button again and hold for approx. 5 secs. until “Reset” or “Re” flashes
While the display is flashing, briefly press the button again to reset the Service Interval. After the display has shown the new interval you should see “END SIA” for about 2 seconds
Note: that if the “Reset” or “Re” does not flash, then you have not met the minimum consumption level and cannot reset
*Note: On vehicles with “High” cluster, you will also see the amount of fuel (in litres) remaining until next service