Audi Q5   Self-help   Self-help  Changing a wheel
Applies to vehicles: with wheel bolt caps
The caps must be removed from the wheel bolts before unscrewing the wheel bolts.
Removing
Push the plastic clip (provided in the vehicle's tool kit) onto the wheel bolt cap so that it engages over the cap.
Pull the cap off using the plastic clip (provided in the vehicle's tool kit) Fig. 1.
Refitting
Push the caps onto the wheel bolts.
The purpose of the caps is to protect the wheel bolts.