Add the A3 VIN and Complete Key User Setup
Add the 17-digit VIN in myAudi, complete identity verification and finish the guided Key User steps in the app and vehicle.
Select your exact year to see every EPA-tested powertrain and driveline configuration, official fuel economy and any owner-manual feature guides.
Every year below opens a complete EPA configuration guide. Powertrains are shown year by year because Hybrid, PHEV and EV availability changes over time.
Add the 17-digit VIN in myAudi, complete identity verification and finish the guided Key User steps in the app and vehicle.
Select the linked A3 in myAudi, open Vehicle status report and refresh the online data before acting on a warning or service reminder.
Turn on the A3 hotspot in Connection settings, then join the network from the passenger device like a normal Wi-Fi network.
Open User Management as the A3 Key User, tap plus and invite the driver's myAudi email address.
Start a new external-device connection in MMI, confirm the matching PIN on both screens and verify the device appears in Connected devices.