Changing the Battery in Your BMW Car Key Fob
Many BMWs require a key fob with a sleek, slant-shaped battery. This kind of battery is usually available at hardware stores or even at big-box stores.
The battery can be changed in the comfort of your own home. Tulley BMW Nashua can guide you through the process so you can be back on Johns Creek roads quickly.
How do you change a battery
Many BMW drivers aren't aware that they might have to replace the battery on their key fob at some point during ownership. Luckily, this is one of the easiest DIY car maintenance tasks that you can tackle yourself. It shouldn't take more than just a few minutes to change the battery and the cost for the replacement is minimal. The battery is available at local convenience stores and auto parts centers for less than ten dollars.
In the majority of cases, the BMW key fob has an CR2032 battery and is often called a "watch battery." Take off the cover of the key fob, and then carefully insert the new battery gently. Make sure to be attentive to the orientation of the new battery, since it has to be installed with the plus and minus symbols facing the same way as the old one. After the new battery is in place, simply put the cover for the key fob back on, and you'll be ready to drive your BMW around Decatur and Johns Creek again.
Certain older BMW models use an alternative type of key that is an actual metal key that is inserted into the ignition. The keys may also fail with time, requiring you to replace the battery to allow your vehicle to start. This type of rechargeable battery requires you to cut a tiny piece of the key fob in order to replace it.
The process to change the battery in this type of BMW key is a little different, but simple. First, you'll need to remove the key fob made of metal and then open the port on the other side of the key. After you've opened the access port, make use of a flat screwdriver to separate the two halves of the key fob. Once the two halves are separated, you are able to remove the battery that died and replace the new one. Once you've replaced the battery, you can simply snap the two halves of the key fob again. If you need assistance or have additional questions about how to change the battery on your BMW key fob, call us today! Our team is always ready to assist. We are eager to assist you with all your automotive needs!
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 3 volt lithium-ion coin cell battery. It powers the key fob's many functions, including remote locking unlocking, ComfortAccess, and even remote starting your vehicle! These features require the CR2450 coin cell battery, which is slightly larger than its CR2032 equivalent.
These batteries are available in most places that sell regular lithium batteries with a voltage of 3 volts like supermarkets and gas stations. They usually cost between $7 to $9 for a package of four batteries, but careful price comparison shopping could provide cheaper alternatives from lesser-known brands.
It's simple to change the battery in your BMW keyfob. It's not necessary to change the program or synchronize your vehicle. Simply remove the valet key from the fob, push the small tab that's in the opening, then pull out the existing battery. Install the new battery exactly the same manner and ensure that the positive side faces upwards. 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 also works with all its other expected functions. For instance, you can press the buttons on the fob to make sure they lock, turn on or pop the trunk. Once you're certain that everything is working as you expected you can put the fob on and go!
The key fob also has an embedded chip that contains the security codes and programming required to connect with your BMW. This information is powered by the key fob's battery, but the chip is designed to retain the information even if the battery is removed. This is why it's important to replace the battery when it begins to wear out.
BMW key fobs are powered by sleek CR2032 batteries. The battery is commonly used in electronic devices and is easily replaced if needed. For models that use the Comfort Access and remote start features however, a larger battery CR2450 is required. This is a much more powerful battery specifically designed for these high-drain applications and can be bought from a variety of stores. These batteries have a nominal capacity of around 600-620 mAh, and they can last for 10 years if stored properly. They are a great choice for any high-drain task where you're looking to maximize durability and performance. Make sure you choose a reliable replacement battery to get the most efficient results. This will ensure that your new battery is of high-quality and will stand up to rigorous daily use.
CR2032 Battery
The battery CR2032 is a standard coin cell found in a variety of electronic devices, including key fobs and remote controls. It can also be found in fitness and medical trackers. This type of battery is also used in heart rate monitors manufactured by companies such as Polar, Garmin and Wahoo Fitness. It is also widely found in bicycle components, such as road shifters made by SRAM and FSA, as well as some headlights.
Like the name suggests, a CR2032 battery uses lithium chemistry and is a round shape with 20 millimeters of diameter and height of 32 millimeters. It has a low self-discharge, which means it can remain dormant without losing much charge. This low self-discharge and the capacity to keep a charge even in extreme temperatures makes it an extremely popular battery to use in electronics.
Battery life depends on a variety of variables such as the quality of the material, storage conditions such as storage time, physical damage, humidity and temperature. The ideal storage location is an air-conditioned, dry area without any physical damage. It is essential to purchase high-quality batteries from reputable retailers. Lower quality batteries can have lower mAh capacity and die prematurely.
Coin cells made of lithium are available from all major battery manufacturers and are available in a wide range of retail stores. The most well-known are Energizer Panasonic and Duracell. These brands are reputed to adhere to the most stringent safety and reliability standards. If you are unsure 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 keep in mind that the battery has a positive terminal and an negative terminal. The positive terminal of a CR2032 batteries is marked with a dot on the top, and the negative terminal is marked by a line at the base. If the battery is placed into an item with the wrong side facing forward, it could damage the device or create the risk of fire.
There is no socket or plug to connect the battery CR2032. Instead the CR2032 battery is connected to the device through a metal tab. The tab must be pressed to connect the battery. This can only be done by hand. The installation of a CR2032 into a device, such as a smoke detector or sensor requires that the metal tab contacts be in the proper position. The device might not function, or you may experience inconsistent results. Fortunately, the manuals for most smoke detectors as well as sensors include diagrams that show the best method to place the battery. If you can't find a wiring diagram for the specific device, it's an excellent idea to look up a video that shows how to insert more info the battery.