"name involved in this product is for product description only, and the rights belong to the owner." This product is suitable for the old BMW models from 1989 to 2001. The product uses a 20-pin interface to connect to the vehicle without the use of an adapter cable. This is very convenient on older models and does not require extra money to purchase An adapter cable. Supported vehicles: 1986-2001 for BMW E30 E36 (3 series) 1989-2001 for BMW E34 E39 (5 series) 1996-2001 for BMW E38 (7 series) Function & use This product can reset Oil Service, which is very simple and you don't have to go to 4S shop. Plug the Device into the 20 pin diagnostic socket of the car located in the engine compartment. Turn ignition key to enable the board electronic but do not turn on the motor. Press the button for the operation you want to perform and keep it pressed. The LED of the chosen operation will be on Keep the button pressed. Reset is done when the LED is turning off itself Release button. On some dashboards there is needed to make a inspection reset before a oil reset. Specification: Color: Black Cable length: Approx.30 cm Net weight: 110g Weight:130g Package Includes: 1 x reset tool FIG.