We have dedicated this website to help you solve the little problems you can face with your car . In the present day, we are going to check out a problem that may seem unimportant but that promptly turns out to be bothering if it is not corrected. Indeed, we are going to help you to know how to replace my saab 9 3 card battery? The advantage of cards is that they work hands-free, but with no electric power your card will be ineffective. That’s why, first, we will see how the card functions, then how to replace the battery of the card of your saab 9 3?, and, at last, which is the battery that matches to the card of your saab 9 3.

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How does the key card of your saab 9 3 function?

Before we demonstrate how to replace the batteries in your saab 9 3 hands-free card, we will promptly summarize how it works and the benefits it will provide you. Who hasn’t had issues locating 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 solutions, key problems will promptly become a thing of the past! 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 car and on the card so that both can connect.
  • It allows you to open the saab 9 3 simply by passing your hand in front of the door or by pulling the handle when the card is near your car
  • .

  • There are two types of key card, one that allows 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 saab 9 3 if you run out of battery power.

How do I replace the card battery of my saab 9 3?

We will in this part move on to the part that interests you the most in this article, how to replace the key card battery of an saab 9 3? Effectively this wireless technology requires 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 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 saab 9 3:

  • Press the button at the bottom and pull out the emergency key simultaneously.
  • You will need to see a tab that will allow you to open the case of your card in half.
  • Use a slim object to take out the used battery from the card
  • .

  • Install 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 type of battery to buy for the card of my saab 9 3?

    At last, to conclude our article we will help you to choose the card battery type of your saab 9 3. They all look very equivalent and it is not always easy to choose the good one. It is a button size 3V Lithium CR battery, regarding the number of the battery according to the year of your saab 9 3, it can be either the 2016, the 2032 or the 1620.

    To discover more tips on the saab 9 3, take a look at the saab 9 3 category.