BMW Battery Replacement - How to Do it Yourself
If your BMW keyfob doesn't respond to the lock and unlock buttons, or isn't working at all and you're in need of an entirely new battery. It's a good thing that it's simple to replace the battery at home.
It is enough to find the access port hidden inside the valet key, take it out, it, and switch out the battery and replace it with a new one. Then, you must make sure to register the new battery.
How to Replace the Battery
A car battery is the most crucial part of any vehicle, and it will need to be replaced at least once in the course of a driver's career. It's not difficult to replace a BMW battery on your own, and you may even save money. The key to success with a DIY battery replacement is knowing how much work is required for the task.
The first step is to determine the type of battery your BMW makes use of. There are three types of batteries, each with its own pros and con. One of the most popular is a lead-acid battery which contains sulfuric acid and lead. It produces electricity through a chemical reaction and recharges itself with the help of your BMW. Other types of batteries in BMWs include Gel or Absorbent Glass Mat. These batteries perform the same way but require a different installation and handling.
Once you've got a clear picture of the type of battery your BMW has, it's time to replace the battery that was in use. The majority of auto parts stores have batteries that are compatible with the BMW model and make with the right battery. This can help you save time. You may also want to look at the owner's manual, which will likely list the battery type required for your specific model.
To replace the battery on a BMW keyfob, turn your vehicle off and then remove the blade made of metal from the valet key. You can also employ a flat screwdriver, or valet keys to open the lock-cylinder. Then, remove the fob's liner and locate the battery. After removing the battery clean the terminal connections, and then reinstall them using care. Be careful not to tighten the brackets too much because this could damage the battery case. Connect the positive terminal before the negative terminal. Then, connect the upholstery to its normal position.
Registering the battery you have purchased is an excellent idea to do. This will allow the engine control module, also known as the DME, know that you've got a new battery and it won't be confused which one to charge. This will also reset the battery's statistics regarding age to ensure that you don't overcharge the new BMW battery.
How to Replace a CR2032 battery
A dead key fob is difficult, but fortunately, it's also pretty easy to replace the battery. It takes just minutes and can be completed at home.
The key fobs that are used in BMW automobiles use CR2032 batteries that are a standard watch battery. They're slightly more expensive than other kinds of batteries, however they can be found at any convenience retailer or parts store. If you've got the new battery, you'll need to take the old one off and replace it with the new one, and then put the cover of the fob back on. This is a simple procedure that will allow you to start your car again in no time.
If you've been driving your BMW around the Johns Creek area, and you realize that your key fob isn't functioning, it's likely because of an inoperative battery. It's simple to fix.
Press the small tab located on the back of the BMW key fob in order to release the valet key. Once the key fob has been open, you'll see an access port that is small, in which the battery is. The battery cover can be removed with the flat-headed screwdriver or any other similar tool.
If you're in search for a brand new BMW or to buy a used car to sell near Decatur, be sure to browse our inventory at Tulley BMW of Nashua! Contact us today if you have any questions about our vehicles. We look forward to helping to find the perfect car for you!
How do I replace the CR2450 Battery
The BMW key fob provides security and convenience at the click of the button. However, over time, the website battery in your BMW keyfob can become weaker, and will require replacement in order for it to continue working effectively. Understanding how to replace the BMW key fob can assist you in getting back on the road again swiftly and easily.
While there are several different kinds of BMW key fobs, the majority of them utilize the same type of battery, a CR2450 or CR2032 coin cell. This small, round battery can be typically found in a majority of stores and is available for less than a dollar per unit. In addition to being readily available, CR2450 batteries are also extremely easy to install and remove from the key fob.
To replace the CR2450 batteries in your BMW look for the tab that releases the valet made of metal inside the fob. Once the metal valet key is removed, search for a small access port on the front of the fob which conceals the key battery cover. Remove the cover with a flat-headed screwdriver to reveal the battery. Replace the battery with the positive side up, and then reassemble your key fob.
Test the key fob after the battery has been replaced to ensure it's still functioning properly. Check with your BMW dealer if the key fob isn't responding. The older BMW models may require the key fob and the vehicle to be re-synchronized after changing the battery, however this isn't the norm for BMWs made in recent years.
Although it is possible to swap the battery in an older BMW key fob by removing the case and putting in a new battery, this method is not recommended as it can damage the internal circuit board. Instead, Tulley BMW of Nashua recommends following the steps in this guide to replace the CR2450 battery for most BMW key fobs. This simple task can take only a few minutes and will get you back on the road.
How to replace the CR2032 Side Indent Battery
It is easy to replace the CR2032 side-indent battery found in BMW series 1 keyfobs (and other models). It is shaped like a nickel, and it is able to pop in and out of the slot with ease. Use your fingers to remove the old battery, then replace it with a brand new one, making sure to match the opposite polarity. You can find replacement batteries at many auto parts stores, as well as online.
If your BMW has diamond key fobs it is a bit more complex. The CR2016 battery inside the key isn't identical to a CR2032 or a CR2025, and you can't open the case to replace it. However, you can try shimming the CR2016 cell with electrically conductive foil to determine whether it works. If you can't get it to work, you will need to cut the fob plastic piece to expose the battery and solder in the new one.
The small access port found on many BMW key fobs is accessible with the edge of a key's metal blade or a screwdriver that is flat. If you don't have an edged blade made of metal, you can use the edge of pen. After you've removed your cover, you will be able to see the CR2032 battery inside.
The CR2032 side-indent battery is not designed to be maintained and the case can't be opened. The battery can be recharged and charges when the key is placed in the ignition.
It is essential to have an additional key in the event that you break your key or lose it. Contact us at Tulley BMW Nashua if you need help programming your BMW remote, or replacing a dead phone. We have a group of dedicated experts who can help you with any questions or concerns. We are looking forward to hearing from you!