Unlock the driver's door with the metal blade. (Alarm may go off.)
Place the key into the ignition slot.If your BMW doesn't have an ignition slot place the keyfob (not metal blade) next to the right of the steering column. Note key symbol on the steering column.
Press the brake pedal and hold it pressed. If your BMW has a manual transmission, make sure to press the clutch. Press the Stop/Start button.
If your BMW doesn't start, it means the key wasn’t recognized. A check control message may appear on the dashboard stating the key was not recognized. Your key may be defective or the ignition module has a problem.
Try the procedure one more time, making sure there is no more than two-second delay between steps.