We are used to accompanying you in the small problems that go with the use of your car. Today, we are going to see a concern that may seem insignificant but that rather quickly turns out to be bothering if it is not fixed. Indeed, we are going to help you to know how to replace my Volkswagen Golf 7 card battery? The benefit of cards is that they work hands-free, but without electric power your card will be useless. That’s why, first, we will see how the card functions, then how to change the battery of the card of your Volkswagen Golf 7?, and, at last, which is the battery that matches to the card of your Volkswagen Golf 7.

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How does the key card of your Volkswagen Golf 7 function?

Before we explain how to change the batteries in your Volkswagen Golf 7 hands-free card, we will quickly summarize how it works and the benefits it will give you. Who hasn’t had difficulties locating their car keys in their bag or pocket? For a few years now, car suppliers have been looking into this difficulty. With the advent of new wireless solutions, key problems will quickly become a thing of the past! We are going to present you the product 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 permits you to open the Volkswagen Golf 7 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 types of key card, one that permits to open and close like a centralized locking mechanism with the help of a 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 Volkswagen Golf 7 if you run out of battery power.

How do I replace the card battery of my Volkswagen Golf 7?

We will now move on to the part that interests you the most in this article, how to change the key card battery of an Volkswagen Golf 7? Effectively this wireless technology necessitates energy to function. 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 integrated physical key you can do it physically. Relating to the ignition, all you have to do is place the card in the slot provided 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 Volkswagen Golf 7:

  • Press the button at the bottom and pull out the emergency key while doing so.
  • You will need to see a tab that will allow you to open the case of your card in half.
  • Use a slim thing to remove the flat battery from the card
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  • Install the new battery in the slot provided.
  • Close the card.
  • On some models it will work immediately, on others you will have to press the button 4 times to reactivate it.
  • Which type of battery to use for the card of my Volkswagen Golf 7?

    At last, to end our content page we will help you to choose the card battery type of your Volkswagen Golf 7. They all look very similar and it is not always easy to choose the correct one. It is a button size 3V Lithium CR battery, relating to the number of the battery according to the year of your Volkswagen Golf 7, it can be either the 2016, the 2032 or the 1620.

    To get more tips on the Volkswagen Golf 7, take a look at the Volkswagen Golf 7 category.