14 Companies Doing An Excellent Job At Bmw Car Key Changing the Battery in Your BMW Car Key Fob

Many BMWs require a key fob that has an elegant, slant-shaped, sleek battery. This type of battery is often readily accessible at hardware stores or even at big-box stores.

The battery can be changed in the convenience of your home. Tulley BMW of Nashua will guide you through the procedure, so that you can return to the Johns Creek roads in no time.

How to Replace a Battery

Many BMW drivers don't realize that they might need to change the battery in their key fobs at some point during their ownership. Fortunately, this is one of the easiest DIY car maintenance tasks you can do yourself. It shouldn't take more than just a few minutes to change the battery and the cost of replacement is minimal. The battery is available at local convenience stores and auto parts stores for less than ten dollars.

The BMW key fob is usually powered by a CR2032 which is also referred to as a "watch" battery. Remove the cover on the key fob and gently place the new battery. Make sure you be attentive to the orientation of the new battery, because it must be placed with the plus and minus symbols facing the same way as the previous one. Once the new battery has been put in place, simply put the key fob cover back in place and you'll be able to drive your BMW around Decatur and Johns Creek again.

Certain older BMW models use keys of a different kind that has a physical metal key that inserts into the ignition. These keys can also die over time, requiring you to replace the battery in order for your vehicle to start. This type of rechargeable battery requires you to cut off a tiny piece of the key fob to replace it.

The process to replace the battery on this type of BMW key is slightly different, but extremely simple. First, you'll need remove the metal key from the fob, and then open the access port in the side of the key fob. After you've opened the access port, make use of a flat screwdriver to separate the two halves of the key fob. When the two halves are separated, you can remove the dead battery and then insert the new one. The two halves will snap back together after you've replaced the battery. Contact us today if require assistance or have questions regarding how to replace the battery in your BMW Key Fob. Our team is always ready to assist you. We look forward to assisting you with your automotive requirements.

CR2450 Battery


It's possible you didn't even know, but the BMW key fob requires a specific battery in order to work properly. The CR2450 is a lithium-ion 3 volt coin cell battery. bmw key replacement powers the key fob's many functions, including remote locking unlocking, ComfortAccess and even remote starting your vehicle! These functions require the additional power offered by the CR2450 battery that is a bit larger in size than its CR2032 counterpart.

You can find these batteries in all places that sell regular 3-volt lithium batteries, such as gas stations and supermarkets. They typically cost around $7 to $9 for a package of four batteries. However, an accurate price comparison may provide cheaper alternatives from lesser-known brands.

It's easy to replace the battery in your BMW keyfob. There is no need to change the program or synchronize your vehicle. Simply remove the valet key from the fob, push an elongated tab inside the opening, then pull out the current battery. Place a new battery in the same way, ensuring that the positive side is facing upwards and then reassemble the fob.

After you've replaced the battery in your BMW key fob, you must test it to make sure it locks and unlocks the car properly and is compatible with all its other expected functions. For instance, you can test pressing the buttons on the fob to see if they turn on, lock or unlock the trunk. If everything is working as you expect then you can put the fob back together and go on your way!

The key fob also contains an electronic chip that stores the security codes and program necessary to communicate with your BMW. The battery that powers the key fob is responsible for this information, however the chip will keep it even if you remove the battery. This is one of the main reasons it's crucial to replace the battery quickly when it starts to wear out.

The majority of BMW models utilize the sleek CR2032 battery to power their key fobs. This is a typical battery type that can be found in all electronics and is simple to replace whenever you need to. For models that make use of the remote start and comfort access features, however, a larger CR2450 battery is required. This is a larger battery, specially made for high-drain use. It is available at various stores. These batteries have a nominal capacity of 600-620 mAh and can last for 10 years if stored properly. They are an excellent choice for any high-drain task that requires the longevity and performance. Make sure you choose a reliable replacement battery for the most efficient results. This will ensure that your new battery is of high-quality and will hold up to the demands of everyday use.

CR2032 Battery

A CR2032 Battery is an extremely popular type of coin cell battery used in a variety of electronic devices, including remote controls, key fobs and medical and fitness trackers. This kind of battery is also found in heart rate monitors manufactured by companies such as Polar, Garmin, and Wahoo Fitness. It is also commonly used in bike components like road shifters from SRAM and FSA as well as in some headlights.

A CR2032 makes use of lithium chemistry and has a rounded shape with a diameter and height of between 20 and 32 millimeters. It has a low self-discharge rate, which means it can remain in storage for a long time without losing any charge. This battery is a favorite for electronics because of its low self-discharge rate and capacity to keep a charge even in extreme temperatures.

The life of batteries is influenced by many factors, including the materials storage conditions, the time spent storing the battery, physical damage, humidity and temperature. Ideally, you want to store the battery in a climate controlled and dry area with no physical damage or degrading. It is essential to purchase only high quality batteries from reliable retailers because less expensive batteries might have lower capacities and could 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 renowned for their dedication to the highest standards of security and reliability. If you have questions regarding the authenticity of a particular battery or its packaging, it's best to contact the manufacturer directly for more details.

When using a CR2032, it is important to keep in mind that the battery has a positive and an negative terminal. The positive terminal is marked by a dot on the top of the battery while the negative terminal is identified by an outline across the base. If the battery is placed into an item with the wrong side facing upwards, it could damage the device or even cause the risk of fire.

As opposed to other kinds of batteries, there is no socket or plug to connect to it. A CR2032 connects to a device using the metal tab. The tab needs to be pressed to connect the battery. This is only done by hand. If you're putting the CR2032 battery into a device like a sensor or smoke detector make sure the tab contacts on the metal are in the right place. If not the device will not work or you could encounter inconsistent results. Luckily, the instructions for the majority of smoke detectors and sensors include diagrams that show the best way to place the battery. If you are unable to find an electrical diagram for your particular device, it's a good idea to watch a video that shows the proper way to install the battery.