1. Switch on ignition and immeadiately press the button to the left/below the speedo twice.
2.switch ignition off
3. press and hold the button while switching on the ignition
4. hold for 10 secs - will bleep and show new service interval
5. switch off ignition
joe, February 2009
turn key to pos 2, press mi button until service milage is shown, turn key to off, hold down mi button and turn key back to pos 2, keep mi button held in untill you hear a beep and the service milage resets.