Changing the Battery in Your BMW Car Key Fob
Many BMWs require that the key fob be equipped with a slant-shaped, sleek battery. This type of battery can be found in a variety of hardware stores and even big-box stores.
This battery can be changed in the at the comfort of your home. Tulley BMW Nashua can guide you through the process so you are back on Johns Creek roads quickly.
How to Replace a Battery
Many BMW owners aren't aware that they may require a replacement battery in their keyfob at some point. It's a good thing, as this is one of the most simple DIY car maintenance tasks you can tackle yourself. It shouldn't take more than a few minutes to replace the battery and the cost for the replacement is minimal. The battery can be found at local convenience stores and auto parts stores for less that ten dollars.
The BMW key fob is normally powered by a CR2032, also known as a "watch" battery. Remove the key fob's cover and gently insert the new battery. Be aware of the orientation. The new battery needs to be placed in a way that the plus and symbols for minus are facing the same direction as the old battery. After the battery has been installed it is possible to replace the key fob, and then drive your BMW again.
Certain older BMW models use keys of a different kind that is a physical metal key that fits into the ignition. The keys may also fail in time, and you will need to replace the battery in order for your vehicle to start. The type of battery you have can be recharged, and recharging it requires cutting a small portion of the key fob so be very careful when performing this task.
This kind of BMW key has an entirely different procedure, however it's nonetheless very easy. First, you'll need remove the metal key from the fob, then open the access port on the back of the key fob. After you've opened the access port, you'll need to use a flat screwdriver to divide the two halves of the key fob. Once the key fob is separated into two halves it is easy to remove and replace the battery that is dead. After you've replaced the battery, just snap the two halves of the key fob together again. Contact us today if need assistance or have questions about how to replace the battery on your BMW Key Fob. Our team is always ready to assist. We look forward to helping you with all your automotive requirements!
CR2450 Battery
It's possible that you didn't realize, but the BMW key fob requires a special battery in order to perform as it should. The CR2450 battery is a 3-volt lithium coin cell battery that provides power to the many different functions of your key fob, such as remote locking and unlocking, Comfort Access functionality, and even remotely starting your automobile! These features require a CR2450 coin cell battery which is slightly larger than its CR2032 equivalent.
You can find these batteries in all places that sell regular lithium batteries with a voltage of 3 volts such as supermarkets and gas stations. These batteries typically cost $7 to $9 per four-pack, but a careful comparison of prices could provide cheaper alternatives to lesser-known brands.
Change the battery in your BMW key fob is an easy procedure that doesn't require additional programming or resyncing to your vehicle. Remove the valet key, then pull out the battery and push the tab. Place a new battery in the same manner, making sure that the positive side is facing up, and put it back together.
It is important to test your BMW key fob after replacing its battery to make sure it works as expected. This includes locking and unlocking the car and other functions. You can, for example press the buttons on the fob in order to make sure they lock, turn on or pop the trunk. Once everything is functioning as expected then you can put the fob back together and be going!
The key fob also contains an electronic chip that stores the security codes and programming necessary new bmw key fob to communicate with your BMW. The battery in the key fob powers this information, however the chip can retain it even if you remove the battery. This is one of the reasons why it is important to replace the battery quickly when it begins to get worn out.
The vast majority of BMW models utilize the sleek CR2032 battery for their key fobs. This is a common battery type that is found in a variety of electronic devices, and it's easy to replace when you're required to. A larger CR2450 battery is required for models with Comfort Access or remote start features. This is a more powerful battery that has been specifically designed for high-drain applications. It can be bought at a variety stores. These batteries have a nominal capacity of around 600-620 mAh and can last for 10 years if properly stored. They are a great choice for any high-drain application that requires durability and performance. For the best results, go with a reputable brand for your replacement battery. This will ensure that the new battery is of the highest quality and will stand up to rigorous daily use.
Battery CR2032
A CR2032 Battery is a popular kind of coin cell battery that is used in a variety of electronic devices like key fobs, remote controls and fitness and medical trackers. This kind of battery can also be found in heart rate monitors produced by companies like Polar, Garmin, and Wahoo Fitness. It is also widely used in bike components like road shifters from SRAM and FSA as well as in some headlights.
The name suggests that a CR2032 battery is a lithium-based one and is round in form with 20 millimeters of diameter and height of 32 millimeters. It has a very low self-discharge, so it can be left in dormancy for a long time, without losing much of its charge. This low self-discharge rate and the ability to keep a charge even in extreme temperatures makes it an extremely popular battery for electronics.
The life of batteries can depend on a myriad of factors including the quality of the material, storage conditions, storage time, physical damage, humidity, and temperature. The ideal storage location is an air-conditioned, dry area without any physical damage. It is important to only purchase the best quality batteries from reliable retailers. Batteries that are not of the highest quality may have lower mAh and die prematurely.
Coin-cells made of lithium are available from most major battery manufacturers and are available at most large retail stores. Some of the most sought-after brands include Energizer, Panasonic and Duracell. These brands are reputed to adhere to the highest standards of safety and reliability. If you are uncertain about the authenticity of the battery or its packaging it is best to inquire with the manufacturer for further details.
When using a CR2032, it is important to remember that the battery has a positive terminal and an negative terminal. The positive terminal is identified by a dot at the top of the battery and the negative terminal is identified by a line across the base. If you put the battery into a device incorrect way the device could get damaged or even a fire hazard.
In contrast to other types of batteries, there is no plug or socket to connect it. Instead a CR2032 battery is connected to the device via an aluminum tab. The tab needs to be pressed to connect the battery. This is only done by hand. Installing a CR2032 into a device like a smoke detector or sensor requires that the tab contacts made of metal are in the correct position. The device may not work or you could experience inconsistent results. Fortunately, the instructions for most smoke detectors and sensors provide diagrams showing which way to insert the battery. If you're unable to locate an electrical diagram for your particular device It's a good idea to watch a video that shows how to install the battery.