To reset the 2017 Audi A3 oil change interval after an oil change service, please follow these instructions:

1. Start the engine.
2. Press the MENU button to access the CAR or SYSTEMS menu (depends on options).
3. Select SERVICE & CONTROL.
4. Select SERVICE INTERVALS.
5. Select RESET OIL CHANGE INTERVAL.
6. Turn off the ignition.
7. Start the engine and verify the indicator has been reset.