We are used to accompanying you in the small problems that go with the use of your car. In this article, we are going to take a look at an issue that may seem insignificant but that promptly turns out to be annoying if it is not repaired. In truth, we are going to support you to know how to replace my Ford Fiesta 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 works, then how to change the battery of the card of your Ford Fiesta?, and, finally, which is the battery that matches to the card of your Ford Fiesta.

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How does the key card of your Ford Fiesta work?

Before we describe how to change the batteries in your Ford Fiesta hands-free card, we will quickly summarize how it works and the benefits it will offer you. Who hasn’t had issues finding their car keys in their bag or pocket? For a few years now, car brands have been looking into this trouble. With the advent of new wireless systems, key problems will quickly become a thing of the past! We are going to show 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 enables you to open the Ford Fiesta simply by passing your hand in front of the door or by pulling the handle when the card is close to your car
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  • There are two types of key card, one that enables to open and close like a centralized lock with the support 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 Fiesta if you run out of battery power.

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

We will now go forward to the part that interests you the most in this document, how to change the key card battery of an Ford Fiesta? Effectively this wireless technology necessitates energy to work. 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 integrated physical key you can do it manually. Relating to the ignition, all you have to do is put 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 Fiesta:

  • 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 slim 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 type of battery to buy for the card of my Ford Fiesta?

    At last, to conclude our article we will support you to select the card battery type of your Ford Fiesta. They all look very identical and it is not always easy to select the right one. It is a button size 3V Lithium CR battery, relating to the number of the battery according to the year of your Ford Fiesta, it can be either the 2016, the 2032 or the 1620.

    If you need more tutorials on the Ford Fiesta, go to our Ford Fiesta category.