Volkswagen is planning to offer Apple Wallet car keys in future vehicles, according to new server-side Apple code. The code does not provide any more details, so we do not know which VW vehicle models will offer the feature or when. With an Apple Wallet car key, you can use your iPhone or Apple Watch to lock, unlock, and start your vehicle. With an Apple Wallet car key, you can use your iPhone or Apple Watch to lock, unlock, and start your vehicle.