BMW OBD2 Oil Service Reset Tool
BMW/MINI and ROVER 75
Plug the device into the OBD2 socket of the car with ignition off. All LED's will blink and then stay on. Turn ignition key to enable the board electronic. Press the button for the function you want to reset. The LED of the chosen operation will light up and the other LEDs will be off. LED's will all turn on indicating reset is done. Note: Some models need an inspection reset before an oil reset.