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How to Replace a Dead Porsche Key Battery

Your Porsche key fob can provide the security you need and convenience. But, eventually the battery will fail and will need to be replaced.

The process of replacing the battery isn't difficult and can be done quickly and easily. It is a simple procedure that will restore full functionality to your Porsche Taycan key.

How to replace the battery

If your key fob is having trouble starting your Porsche or unlocking or locking your doors, or activating the panic alarm, it could be an appropriate time to replace your battery. A simple battery replacement is simple to perform and can almost always fix the issue.

To replace the battery the first step is to determine the type of key fob battery it is. There are a variety of key fobs that utilize the same type of CR2032-type battery, that are available in the majority of hardware stores. You can also purchase batteries online that are made specifically for key fobs.

Once you have identified the type of battery that your key fob from Porsche is running, you can begin the process of replacing it. The following steps will lead you through the process of changing the battery of a key fob:

First, grab your emergency key and flip it over. Then, press and pull the release button located at the bottom of your key , which will reveal the black, circular piece of plastic that is a cover for the rest.

This is an essential part of the key fob's function. It is possible to remove it accidentally which means you can't use your emergency key to unlock your car.

Then, you need to remove the cover. Then, remove the cover from the key using an ordinary screwdriver. This will expose the battery inside the key fob.

If the cover isn't able to pop off, you might need to use a plastic screwdriver to remove it. This tool is available at any hardware retailer and can be used to remove the cover from your key fob.

Once the cover has been removed, you can put the battery you purchased into the Porsche key. To ensure that you're able to put the battery in place, ensure that you have the positive (+) side facing towards you.

After you have installed the new battery, you must test it to confirm that it's working correctly. If the key doesn't work take it back to our shop for repair or replacement.

Identifying the Battery

While the battery inside your Porsche key is small, it does many functions. The most common purpose is to enable your lock/unlock system, but the battery also powers other functions like opening doors and starting your car.

If you have a remote fob that's not been functioning in the way it should, chances are the battery is faulty. A new battery might solve your problem. However, it's important to identify the brand and model of the battery for your key fob.

A simple Google search will provide an abundance of information on key batteries. One of the most sought-after batteries used in remote key fobs is the CR 2032 battery, commonly located in hardware stores as well as automotive locksmiths across the world.

This can be distinguished from a regular button battery in a number of ways. The most obvious one is the colour. You can find button cells in silver or gray however, they also come in blue and green.

If you're ready for replacing your old battery with a brand new shiny battery Give us a ring at Porsche Ann Arbor for a swift and efficient appointment. Our highly trained technicians are available to assist you with any task from a minor repair up to a complete replacement.

It's always a good idea to have a reliable remote that is working when you need it however even the most seasoned of drivers can have a difficult time having a malfunctioning or dead key. Our experts are ready to assist you with any remote key problem.

Removing the Battery

Your Porsche Taycan key fob is an ideal way to unlock your car and then start it. These devices will eventually need to be replaced. The good thing is that replacing the battery can be done on your own in only a few steps saving you money and avoiding the hassle of taking your vehicle to an auto dealer.

First, remove the emergency key from the fob. You can do this by flipping the fob over so that the back is visible , and then pressing the release button at the bottom of the key.

Then, you'll find a black circular plastic piece that separates from the other parts of the emergency key. The casing should be lifted easily. If not then you may have to use a screwdriver in order to lift the piece.

Once you've removed the circular piece of black plastic from your fob, it is simple to take out the old battery and put it back in. Make sure that the new battery faces the correct way. After replacing the battery, put the emergency key to its original location and put it back in your key fob.

Broken buttons or contacts could be the reason that your keys stop working after you have replaced the battery. This is a simple fix that takes only a few minutes.

Before starting take porsche keys to go through the manual for the owner thoroughly. This will allow you understand the risks involved in the process. Particularly, button cell batteries should never be left lying around as they can be deadly.

It is also important to be aware of any other issues that are that are causing your keys to not work, for example, a warning message on the dashboard or difficulty in starting your car. If you're experiencing any of these issues, it's essential to replace the battery as quickly as possible to avoid any further damage.

It's a great method to keep your Porsche in top condition and prevent costly repairs later. The procedure is simple and does not require any special tools or knowledge.

Installing the New Battery

When your Porsche key battery is depleted, it can be difficult to get in your car. It's simple to replace your battery without going to an auto dealer.





The battery of your key fob is an electronic chip that communicates with your car's radio receiver. This allows you to unlock your car's doors with your key fob. However as the battery wears down it becomes less effective at communicating with your car's radio receiver. This is the reason why you may be noticing that your key fob isn't functioning correctly or at all.

You may also notice that it takes a few attempts to start your car using your key fob, or you have difficulty locking and unlocking the doors. These are signs that your Porsche key battery is dying.

Fortunately replacing your Porsche key battery is simple and will take about five minutes. Once you have replaced your battery, it is going to be required to reconnect the key with your car. This is done by entering a 4-digit code, which is found in your owner's manual or at your dealer.

Once you have re-synchronized your key to your car and car, it can be used to open and close the doors of your car as well as remote start your vehicle. It is also possible to reprogram the key fob to function as an remote control for heating and air conditioning systems.

Flip the key to expose the rear of the battery. This will let you view your emergency key at the bottom.

Next, push the release button located at the back of your key to gently remove it from the rest of its plastic casing. The circular, black plastic piece will be freed from the rest of the fob.

If you cannot separate it from the rest of the key, try using a small screwdriver to gently pull it off. You should only have to use a little bit of force, to ensure that you don't damage the casing.