hey sue
switch ignition off....
press and hold button next to fuel guage
after 5 seconds the words oil service or inspection are shown together with the message reset or re.....
release button....
press and hold button again and after a further 5 seconds the mesage reset starts to flash.....
release button ...
press and release button again...
the new service interval is now displayed.....
press and release the button again the message end sia is now displayed.....
switch ignition off and thats you done .....
scott dawson, May 2009