Changing the Battery in Your BMW Car Key Fob
Many BMWs require that the key fob be equipped with a sleek, slant-shaped battery. This type of battery is often readily available at hardware stores or even big-box stores.
The battery can be replaced in the convenience of your home. Tulley BMW of Nashua will walk you through this procedure, so that you can be back on the Johns Creek roads in no time.
How to Replace a Battery
Many BMW owners don't know that they could have to replace the battery on their key fob at some point in their ownership. This is among the most simple DIY car maintenance tasks that you can do yourself. The replacement of your battery will only take a few moments and is a bargain. The battery is available in a variety of local convenience stores as well as parts centers for less than ten dollars.
In most cases the BMW key fob has an CR2032 battery, which is also commonly called a "watch battery." Take off the cover for the key fob and carefully place the new battery into it gently. Make sure to pay close attention to the orientation of the new battery because it must be placed with the plus and minus symbols facing the same direction as the previous one. Once the new battery has been put 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 a different type of key, which features a physical metal key that fits into the ignition. The keys may also fail with time, requiring you to change the battery in order for your vehicle to start. This type of rechargeable battery requires you to cut a tiny piece of the key fob to replace it.
The process to replace the battery on this kind of BMW key is slightly different, however it's very easy. You'll first need to take off the metal fob key and then open the port on the side of the key. After you've opened up the access port, use a flat-headed screwdriver to separate both halves of the fob. When the two halves are separated, you can easily remove the battery that died and replace the new one. After you've replaced the battery, you can simply snap the two halves of the key fob again. If you need assistance, or if you have questions regarding how to replace the battery in your BMW key fob, call us now! Our team is always available to assist you. We look forward to assisting you with your automotive needs.
Battery CR2450
It's possible you didn't even know, but the BMW key fob requires a particular 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 functionality, and even remote starting your vehicle! These functions require the additional power that comes from the CR2450 battery that is slightly larger in size than its CR2032 counterpart.
They are sold in supermarkets and gas station and other stores that sell lithium batteries with 3 volts. They usually cost between $7 and $9 for a four-pack, but a careful price comparison may provide lower-cost alternatives from lesser-known brands.
It's simple to replace the battery on your BMW keyfob. You don't need to reset or re-synchronize your car. Simply remove the valet key from the fob, then press the small tab that's in the opening, then pull out the existing battery. Place the new battery in exactly the same way and ensure that the positive side is facing towards the upward direction. Reassemble the fob.
It's important check here to test your BMW key fob after replacing its battery to ensure that it functions as expected. This includes locking and unlocking the car, as well as other functions. For example, you can test pressing the buttons on the fob to make sure they are turned on, locked or open the trunk. If everything is working as you expect then you can put the fob back together and get moving!
The key fob also contains a chip that holds the security codes and programming necessary to communicate with your BMW. The battery in the key fob powers this information, however the chip will keep it even if you remove the battery. This is why it's so important to replace the battery at the time it begins to wear out.
The vast majority of BMW models use the sleek CR2032 battery in their key fobs. The battery is commonly used in electronic devices and can be easily replaced when required. A larger CR2450 battery is required for models that utilize the Comfort Access or remote start features. This is a more powerful battery specifically designed for high-drain applications and can be bought from a variety of retailers. These batteries can last up to 10 years when stored properly. They have an average power of 600-620mAh. They are a great option for any application where you want to maximize durability and performance. Make sure you choose a reliable replacement battery to get the best results. This will ensure that the new battery is of high-quality and will stand up to rigorous daily use.
CR2032 Battery
A CR2032 Battery is a common type of coin cell battery that is used in a variety of electronic devices like remote controls, key fobs and fitness and medical trackers. This type of battery is also used in heart rate monitors manufactured by companies like Polar, Garmin and Wahoo Fitness. It is also commonly used in bike parts such as road shifters made by SRAM and FSA as well as in certain headlights.
Like the name suggests, a CR2032 battery uses lithium chemistry and is round in form with a diameter of 20 millimeters and height of 32 millimeters. It has a very low self-discharge rate so it can be left in dormancy for a long time without losing too much of its charge. This battery is popular for electronics due to its low self-discharge as well as the ability to maintain the charge even in extreme temperatures.
Battery life depends on a myriad of factors including the quality of the material, storage conditions such as storage time, humidity, physical damage and temperature. The ideal storage space is a dry, climate-controlled area without any physical damage. It is essential to purchase only the best quality batteries from reputable retailers as lower quality batteries may have lower capacities and may end up dying prematurely.
Coin-cells made of lithium are available from most major battery manufacturers and are available at the majority of large retail stores. Some of the most popular brands are Energizer Panasonic and Duracell. These brands are known for their dedication to the highest standards of security and reliability. If you are not sure about the authenticity of the battery or its packaging, it is best to inquire with the manufacturer for more information.
When using a CR2032 It is crucial to remember that the battery has a positive and the negative terminal. The positive terminal is indicated by a dot on the top of the battery, and the negative is marked by a line across the base. If you insert the battery into a device the wrong way up the device could be damaged or even be a fire hazard.
There is no socket or plug to connect the CR2032 battery. Instead a CR2032 battery is connected to the device using a metal tab. The tab needs to be squeezed to connect the battery. This is only done by hand. If you're putting the CR2032 battery into a device like a smoke detector or sensor ensure that the metal tab contacts are in the correct place. The device might not work, or you may experience inconsistent results. Fortunately, the instructions for most smoke detectors and sensors include diagrams that show the best way to place the battery. If you're unable to locate an electrical diagram for your specific device it's an excellent idea to look up an instructional video that demonstrates how to insert the battery.