When you change a tyre or the tyre pressure on your Audi Q3, you must confirm the change on the infotainment system*.
Before storing the new tyre pressures, check that the current pressures on all four wheels correspond to the specified values and adapt the pressures to the current load Link.
Switch on the ignition.
Audi Q3s with button in glove box: With the Audi Q3 stationary, press and hold the 
button for the tyre pressure loss indicator until you hear a tone.
button for the tyre pressure loss indicator until you hear a tone.Audi Q3s with MMI*: Select: Function selector button CAR > control button Systems/Car systems > Servicing & checks > Tyre pressure monitoring > Store tyre pressures > Yes, store now.
Note
- Do not store the tyre pressures if you are driving with snow chains. Otherwise, a system malfunction may occur.