How to Reset the BMW E46 Service Indicator

1. Turn off the ignition and place the car in park or first gear (manual transmission). Set the parking brake.
2. Press and hold the 'Odometer/Trip Reset' button and turn the ignition to the 'On' position at the same time.
3. Continue holding the 'Odometer/Trip Reset' button until the message center display reads 'OIL SERVICE,' 'INSPECTION' or 'RESET.'
4. Release the button, then press and hold the button again until the message center display reads 'RESET' or 'RE.'
5. Release the 'Odometer/Trip Reset' button completely, then press and release it once. The message center should read 'END SIA' if the procedure was completed correctly. If the display does not read 'END SIA,' repeat Steps 2 through 5.