This is question is asked often.
1. You press your trip mileage indicator to zero at the T1 position
2. While still holding the button down, swith the ignition from the
accessory mode to the run mode
(first postion of your ignition key to the second key position)
3. Watch for the previously displayed mileage to return (in the T1
position)
4. When the mileage returns, release the reset button, and switch off the
ignition.
5. Service reminder is now set