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 minor but that promptly turns out to be bothering if it is not repaired. Indeed, we are going to help you to know how to replace my Ford S-max card battery? The advantage of cards is that they work hands-free, but with no electric power 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 Ford S-max?, and, finally, which is the battery that matches to the card of your Ford S-max.

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How does the key card of your Ford S-max work?

Before we explain how to replace the batteries in your Ford S-max hands-free card, we will quickly illustrate how it works and the benefits it will give 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 trouble. With the advent of new wireless systems, key problems will quickly become a thing of the history! 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 communicate.
  • It permits you to open the Ford S-max simply by passing your hand in front of the door or by pulling the handle when the card is next to your car
  • .

  • There are two versions 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 Ford S-max if you run out of battery power.

How do I replace the card battery of my Ford S-max?

We will now move on to the part that interests you the most in this article content, how to replace the key card battery of an Ford S-max? Effectively this wireless technology necessitates 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. 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 S-max:

  • 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 thin object 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 automatically, on others you will have to press the button 4 times to reactivate it.
  • Which category of battery to buy for the card of my Ford S-max?

    At last, to finish our short post we will help you to choose the card battery type of your Ford S-max. They all look very identical 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 Ford S-max, it can be either the 2016, the 2032 or the 1620.

    If you want more guides on the Ford S-max, go to our Ford S-max category.