We have dedicated this website to help you solve the little problems you can face with your car . In this guide, we are going to discover a concern that may seem unimportant but that quickly turns out to be frustrating if it is not solved. Indeed, we are going to help you to know how to replace my Bmw Serie 5 card battery? The advantage of cards is that they work hands-free, but without electricity your card will be useless. That’s why, first, we will see how the card functions, then how to replace the battery of the card of your Bmw Serie 5?, and, at last, which is the battery that corresponds to the card of your Bmw Serie 5.

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How does the key card of your Bmw Serie 5 work?

Before we explain how to replace the batteries in your Bmw Serie 5 hands-free card, we will quickly explain how it works and the benefits it will provide you. Who hasn’t had difficulty finding their car keys in their bag or pocket? For a few years now, car manufacturers have been looking into this issue. With the advent of new wireless technologies, key problems will quickly become a thing of the history! We are going to reveal 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 connect.
  • It allows you to open the Bmw Serie 5 simply by passing your hand in front of the door or by pulling the handle when the card is near your car
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  • There are two versions of key card, one that allows to open and close like a centralized lock 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 Bmw Serie 5 if you run out of battery power.

How do I replace the card battery of my Bmw Serie 5?

We will now go forward to the part that interests you the most in this article content, how to replace the key card battery of an Bmw Serie 5? Effectively this wireless technology needs energy to work. When the batteries of your card are dead 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 manually. Relating to the ignition, all you have to do is put 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 Bmw Serie 5:

  • 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 thin thing to take out 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 use for the card of my Bmw Serie 5?

    At last, to end our article we will help you to choose the card battery type of your Bmw Serie 5. 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, regarding the number of the battery according to the year of your Bmw Serie 5, it can be either the 2016, the 2032 or the 1620.

    If you wish more guides on the Bmw Serie 5, go to our Bmw Serie 5 category.