We are used to accompanying you in the small problems that go with the use of your car. Today, we are going to take a look at a problem that may seem unimportant but that fairly quickly turns out to be bothering if it is not solved. Indeed, we are going to help you to know how to replace my Audi Q3 card battery? The advantage of cards is that they work hands-free, but with no power your card will be useless. That’s why, first, we will see how the card works, then how to replace the battery of the card of your Audi Q3?, and, at last, which is the battery that matches to the card of your Audi Q3.

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How does the key card of your Audi Q3 operate?

Before we explain how to replace the batteries in your Audi Q3 hands-free card, we will quickly illustrate how it works and the benefits it will offer you. Who hasn’t had difficulties finding their car keys in their bag or pocket? For a few years now, car makers have been looking into this trouble. With the advent of new wireless solutions, key problems will quickly become a thing of the past! We are going to demonstrate you the features and operation of your car key card now:

  • It uses a wireless technology that emits a frequency of 433 MHz.
  • Receivers/transmitters are present on the motor vehicle and on the card so that both can intercommunicate.
  • It enables you to open the Audi Q3 simply by passing your hand in front of the door or by pulling the handle when the card is in close proximity to your car
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  • There are two versions of key card, one that enables to open and close like a centralized locking mechanism with the help of a press button, and the other one that allows to open without even touching the card.
  • There is a spare key in the card so that you can open the door and start your Audi Q3 if you run out of battery power.

How do I change the card battery of my Audi Q3?

We will now go forward to the part that interests you the most in this article, how to replace the key card battery of an Audi Q3? Effectively this wireless technology necessitates energy to operate. When the batteries of your card are flat you will not be able to wireless open the doors of your motor vehicle, but with the help of the included physical key you can do it by hand. Regarding the ignition, all you have to do is place the card in the slot included for this purpose, even without a battery, it has a chip that allows your car to start. We now move on to the procedure for replacing the battery of the card in your Audi Q3:

  • Press the button at the bottom and pull out the emergency key concurrently.
  • You will need to see a tab that will allow you to open the case of your card in half.
  • Use a slim object to remove the used battery from the card
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  • Put in the new battery in the slot provided.
  • Close the card.
  • On some models it will work instantly, on others you will have to press the button 4 times to reactivate it.
  • Which kind of of battery to purchase for the card of my Audi Q3?

    At last, to end our article content we will help you to select the card battery type of your Audi Q3. They all look very identical and it is not always easy to select the correct one. It is a button size 3V Lithium CR battery, regarding the number of the battery according to the year of your Audi Q3, it can be either the 2016, the 2032 or the 1620.

    If you need more tutorials on the Audi Q3, go to our Audi Q3 category.