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How to Open a Mazda Key Fob & Change the Battery

Man opening car with key fob

 

If you are driving around North Canton a dead battery in your key fob can be a serious inconvenience. If you have a remote start, push-to-start, or keyless entry it can be problematic if your key fob stops working. Our Serra Mazda service center is always here with Mazda service coupons to help you if you have any issues, but it is easy to replace the battery yourself. There are a few things you’ll need before you learn how to open a Mazda key fob and how to change the battery in a Mazda key fob:

  1. Replacement Battery (CR2025)
  2. The Mazda Key Fob with the dead battery
  3. A small flathead screwdriver – wrap the head in tape to prevent scratches

How to Open Mazda Key Fob

Whether you need to learn how to open a Mazda6 key fob or a key fob for any other Mazda vehicle, we have you covered. You can follow a few simple steps to open up the key fob:

  1. On the back of your key fob, press the auxiliary key button. This will allow you to remove the metal auxiliary key.
  2. After removing the metal auxiliary key, observe the slots on either side of the case.
  3. Using the flathead screwdriver, pry open the case on one side and then the other. Be gentle as you go along the edges to prevent scratching.
  4. The case should be removed with this process. Place the pieces in a safe and visible spot so you don’t lose any components.

How to Change Battery in Mazda Key Fob

With the key fob popped open, you can begin the process of replacing your key fob battery. Learning how to change the battery in a Mazda key fob is an easy process and can be done relatively quickly:

  1. Remove the battery cap and put it to the side in a safe place.
  2. The battery of your Mazda key fob should be fully visible, carefully remove it while keeping the rubber ring intact and unbroken.
  3. If there are any scratches or damages to the rubber ring then you will need to replace this ring before moving on.
  4. Keeping the ring in place, put your new battery inside the vehicle key fob with the positive side facing up.
  5. Put the battery cover in its place and reattach the sides of the case by pressing firmly on each side until you hear them click.

Simple Service for Your Mazda Needs in Akron

If you need help replacing your Mazda key fob battery or you just want to make sure that the replacement is done properly, you can reach out to Serra Mazda where we will help you with the service. We can complete the process, or show you how to do it so that you are ready if the battery needs to be replaced again. Hudson drivers want to feel prepared, and they can with the trust of Serra Mazda. Check out our Mazda service coupons to save some money on your next routine maintenance. Contact us for all things automotive.  Ready to learn more? Discover how to jump-start a car today!

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