How do you reset service engine light on Audi A8L?

To reset the service engine light on an Audi A8L, first ensure that any underlying issues have been addressed. Using the vehicle's ignition, turn it to the "On" position without starting the engine. Navigate to the vehicle's menu using the infotainment system or dashboard controls, find the "Service" or "Maintenance" section, and select the option to reset the service light. Alternatively, you can use an OBD-II scanner to clear the trouble codes and reset the light.