We are used to accompanying you in the small problems that go with the use of your car. Today, we are going to discover an issue that may seem unimportant but that quickly turns out to be bothering if it is not fixed. In fact, we are going to support you to know how to replace my BMW 2 Series card battery? The advantage of cards is that they work hands-free, but without power your card will be ineffective. That’s why, first, we will see how the card works, then how to replace the battery of the card of your BMW 2 Series?, and, finally, which is the battery that matches to the card of your BMW 2 Series.
How does the key card of your BMW 2 Series function?
Before we demonstrate how to replace the batteries in your BMW 2 Series hands-free card, we will fairly quickly describe how it works and the benefits it will offer you. Who hasn’t had difficulty locating their car keys in their bag or pocket? For a few years now, car producers have been looking into this problem. With the advent of new wireless technologies, key problems will fairly quickly become a thing of the past! We are going to present 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 car and on the card so that both can intercommunicate.
- It permits you to open the BMW 2 Series 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
- There are two versions of key card, one that permits to open and close like a centralized lock with the support 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 2 Series if you run out of battery power.
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How do I change the card battery of my BMW 2 Series?
We will in this part go forward to the part that interests you the most in this article, how to replace the key card battery of an BMW 2 Series? Effectively this wireless technology needs energy to function. When the batteries of your card are lifeless you will not be able to wireless open the doors of your car, but with the help of the integrated physical key you can do it manually. Concerning 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 BMW 2 Series:
- 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 take out the flat battery from the card
- 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.
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Which type of battery to buy for the card of my BMW 2 Series?
Finally, to conclude our article content we will support you to choose the card battery type of your BMW 2 Series. They all look very similar and it is not always easy to choose the right one. It is a button size 3V Lithium CR battery, regarding the number of the battery according to the year of your BMW 2 Series, it can be either the 2016, the 2032 or the 1620.
In the event that you have any additional questions about the BMW 2 Series, do not hesitate to consult our BMW 2 Series category.
