1.Turn ignition off
2.Locate the trip button and press and hold.
3.Turn on the ignition.
4.Release the trip button this will enter into the service reset screen.
5.When in the service reset area press and hold the enter button next to the trip button for 3 to 5 sceconds you will hear a confirmation sound.
6. Turn off the ignition.
(if the service warn is still displayed repeat the procedure)