I CAN SET IN ONLY 10 second TURN THE KEY TO POSITION 2 (all the light on but not start) You will see the service A or B display PRESS AND HOLD RESET BUTTON 3 SECOND will see something else THEN RELEASE IT PRESS AND HOLD RESET BUTTON AGAIN 3 SECOND will see Service A or B in 15000km or miles ... DONE ! try it then you will believe me