We have dedicated this website to help you solve the little problems you can face with your car . In this article, we are going to discover a problem that may seem minor but that rather quickly turns out to be frustrating if it is not fixed. Indeed, we are going to help you to know how to replace my Ford Focus card battery? The benefit of cards is that they work hands-free, but without 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 Ford Focus?, and, at last, which is the battery that corresponds to the card of your Ford Focus.

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How does the key card of your Ford Focus function?

Before we explain how to change the batteries in your Ford Focus hands-free card, we will quickly illustrate how it works and the benefits it will give you. Who hasn’t had trouble locating their car keys in their bag or pocket? For a few years now, car makers have been looking into this issue. With the advent of new wireless systems, key problems will quickly become a thing of the history! We are going to show 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 car and on the card so that both can intercommunicate.
  • It permits you to open the Ford Focus 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 types of key card, one that permits to open and close like a centralized lock 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 Ford Focus if you run out of battery power.

How do I replace the card battery of my Ford Focus?

We will now go forward to the part that interests you the most in this article content, how to change the key card battery of an Ford Focus? 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 car, but with the help of the included physical key you can do it manually. 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 Ford Focus:

  • Press the button at the bottom and pull out the emergency key at the same time.
  • 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 flat 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 buy for the card of my Ford Focus?

    Finally, to end our short post we will help you to select the card battery type of your Ford Focus. They all look very equivalent and it is not always easy to select the correct one. It is a button size 3V Lithium CR battery, concerning the number of the battery according to the year of your Ford Focus, it can be either the 2016, the 2032 or the 1620.

    In the event that you have any additional questions about the Ford Focus, do not hesitate to consult our Ford Focus category.