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How to Replace a Dead Porsche Key Battery
Your Porsche key fob comes with an abundance of convenience and security. However, over time the battery will fail and will need to be replaced.
It is easy to replace the battery and can be done in a short time. It's a simple procedure that will bring back the full functionality of your Porsche Taycan key.
How to Replace the Battery
If your key fob isn't starting your Porsche or unlocking or locking your doors, or activating the panic alarm, it could be time to change the battery. It is simple to change the battery, and it almost always will fix the issue.
The first step for replacing the battery is to identify the type of key fob battery you own. There are various types of key fobs which use the same type of battery, CR2032, that are available at the majority of hardware stores. You can also find some batteries online that are designed specifically for key fobs.
Once you know what kind of battery your Porsche key fob uses, then you can begin the process of replacing it. The steps below will guide you through the process of changing the battery of a key fob:
First flip your emergency key over. The release button at the bottom of the key should be pulled and pressed away, revealing a black, circular piece of plastic that covers the remainder of the emergency key.
The key fob is very important to its purpose. If you accidentally remove it then you will not be in a position to use your emergency key to unlock your vehicle.
Next, remove the cover. Next, remove the cover from the key by using an ordinary screwdriver. This will expose the battery inside the key fob.
If the cover isn't able to pop off it, you may need to use a plastic plier to remove it. This tool can be purchased at any hardware store and is useful in removing the cover from the key fob.
After G28 is removed, you can place the new battery into your Porsche key. To ensure that you're able to push the battery in position, ensure that you have the positive (+) side facing towards you.
It is recommended to test the battery after installing it. If the key does not work, please return it to our shop to repair or replace it.
Identifying the Battery

The battery inside your Porsche key is a tiny component that can do a variety of things. The most common function is to enable your lock/unlock system, however, it also powers other features like door unlocking and the start of your vehicle.
The battery might be defective if your remote fob stops functioning in the way it should. A new battery can solve the issue. However, it is important to identify the type and model of your key fob battery.
A simple Google search will reveal many details about key batteries. The CR 2032 battery is one of the most common batteries for remote key fobs. It can be found in hardware stores and at automotive locksmiths all over the world.
There are several ways to distinguish this from an ordinary button cell battery. The most obvious is the color. You'll find button cells in silver or gray but also in green and blue.
For an efficient and quick appointment to replace your old, worn-out battery with an all-new one, give Porsche Ann Arbor a call. Our highly-trained technicians are here to assist you with everything from a simple repair to a full replacement.
It's always a pleasure to have an effective remote key that works when you need it However, even the most knowledgeable of drivers may have a tough time dealing with a broken or dead key. Our experts are available to assist you with any remote key problems.
Removal of the Battery
Your Porsche Taycan key fob is an easy way to unlock your car and then start it. These devices will eventually need to be replaced. You can replace the battery yourself in just two steps. This will reduce your expenses and save you the hassle of taking your vehicle to a dealer.
First, remove the emergency key from the fob. You can do this by flipping the key over so that the back is visible and then pressing the release button located on the bottom of the key.
Then, you'll need to find the black circular piece of plastic that is separated from the other parts of the emergency key. The casing should be lifted easily. If it doesn't then you may have to use a screwdriver to lift the piece.
After you have removed the circular, black piece of plastic from your device, it's simple to take out the old battery and then put in a new one. Make sure the new battery is facing the correct way. Once you've replaced the battery, return the emergency key to its original position and then rebuild it into your fob.
Broken buttons or contacts could be the reason why your keys don't function after you've replaced the battery. It's a simple fix that takes just a few minutes.
Before beginning ensure that you have read the instruction manual for the device thoroughly. This will help you understand the possible risks involved with the process. In particular button cell batteries must not be left in the trash because they could be dangerous.
Also, be aware of any other problems that could cause your keys to not function, such as a dashboard warning message or difficulty starting your car. To prevent further damage, you should be essential to replace your battery right away in the event of any of these issues.
Changing the battery on your Porsche key is an excellent method to ensure your car is excellent condition and avoid costly repairs down the line. It's simple and doesn't require any special skills or tools.
Installing the New Battery
If your Porsche key battery is depleted and it's difficult to get in your car. It's simple to replace your key batteries without going to a dealer.
The battery in your key fob has a microchip that communicates with the radio receiver of your car. This lets you unlock your car's doors using your key fob. However, when the battery is worn out it becomes less effective at communicating with your car's radio receiver. This is the reason you might find that your key fob doesn't function correctly or at all.
Additionally, you may notice that your key fob isn't working properly or that it takes several attempts to start your car. These are all signs that your Porsche key battery is about to fail.
It is simple to replace your Porsche key battery. It takes around five minutes. Once you have replaced your battery, you will need to re-sync the key to your car. This is done by entering four-digit code, which you can find in the owner's handbook and at your dealer.
Once you've synchronized your key to your car and car, it can be used to open and close your car's doors as well as remote start your vehicle. You can also re-program the key fob so that it can be used as a remote control for heating and air conditioning systems.
Flip the key upside down to expose the back of the battery. This will let you view your emergency key on the bottom.
Next, push the release button on the back of the key, removing it gently from the the plastic casing. The black, circular piece of plastic will come out of the rest of the fob.
If you cannot separate it from the rest of the key, try using a small screwdriver and gently pry it off. It is only necessary to use a small amount of force, so you don't damage the casing.