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 kind of battery can be found at a wide range of hardware stores, and even big-box retailers.
This battery can be changed in the comfort of your own home. Tulley BMW Nashua can guide you through the procedure so you can get back on Johns Creek roads quickly.
How to change a battery
Many BMW owners aren't aware that they may require a replacement battery in their keyfob at some point. Fortunately, this is one of the easiest car maintenance tasks you can tackle yourself. It will take no more than an hour to change the battery and the cost for the replacement is very low. The battery can be found at local convenience stores and auto parts stores for less than ten dollars.
In most cases the BMW key fob has the CR2032 battery that is also known as a "watch battery." Remove the cover for the key fob and then gently insert the new battery gently. Pay attention to the orientation. The new battery should be placed in a way that the plus and minus symbols are facing the same way as the previous battery. After the new battery is in place, simply place the cover of the key fob back on and you'll be able to drive your BMW around Decatur and Johns Creek again.
Some older BMW models have a different key type, which is a metal key that you insert into the ignition. These keys can also die with time, requiring you to change the battery in order for your vehicle to start. The type of battery you have is rechargeable, and replacing it involves cutting off a small piece of the key fob therefore be cautious when doing this.
This type of BMW key requires a slightly different procedure, but it's nonetheless very easy. First, you'll need remove the key made of metal from the fob, and then, you'll need to open the access port in the back of the key fob. Once you've opened the access port, use a flat-headed screwdriver to cut the two halves off of the fob. Once the two halves are separated, you can remove the dead battery and insert the new one. After you've changed the battery, simply snap the two halves of the key fob again. If you need assistance, or if you have additional questions about how to replace the battery on your BMW key fob, please contact us now! Our team is always available to help. We are eager to assist you with all your automotive needs!
CR2450 Battery
It's possible you didn't know that the BMW key fob requires a special battery to perform as it should. The CR2450 battery is a 3 volt coin cell battery made of lithium that provides power to the numerous functions of your key fob such as remote locking and unlocking, Comfort Access functionality, and even remotely starting your car! These functions require additional power that comes from the CR2450 battery, which is slightly larger in diameter than its CR2032 counterpart.
They are available in any store that sells regular lithium batteries with a voltage of 3 volts 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.
Change the battery in your BMW key fob is an easy process that doesn't require any additional programming or resyncing to your vehicle. Simply remove the valet key from the fob, push a small tab in the opening, and pull out the battery. Place the new battery in exactly the same manner and ensure that the positive side is facing up. 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. You can, for instance, press each button on the fob in order to make sure they lock, turn on or remove the trunk. After you're confident that everything is working as you expected then put the fob in place and go!
The key fob contains an electronic chip that stores security codes and the programming needed to connect with your BMW. The information is powered by the key fob's battery, but the chip is designed to keep this information even when the battery is removed. This is why it's important more info to replace the battery as soon as it starts to wear out.
The majority of BMW models utilize the sleek CR2032 battery in their key fobs. This battery is used in electronic devices and is easily replaced if needed. A larger CR2450 is needed for models with remote start or Comfort Access features. This is a larger battery that is specifically made for high-drain use. It can be bought at various retailers. These batteries can last for up to 10 years if stored properly. They have a nominal capacity of 600-620mAh. These batteries are ideal for applications with high drains that require the highest performance and longevity. For the best results, stick with a trusted brand your replacement battery. This will ensure that your new battery is of the highest quality and will hold up to the demands of daily use.
CR2032 Battery
A C2032 Battery is a common kind of coin cell battery that is used in many electronic devices including key fobs, remote controls and fitness and medical trackers. This kind of battery is also commonly used in heart rate monitors manufactured by companies like Polar, Garmin and Wahoo Fitness. It is also found in bike parts, including road shifters manufactured by SRAM and FSA as well as certain 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 rate so it can be left in dormancy for a long time without losing too much of its charge. This battery is a favorite for electronics due to its low self-discharge as well as the capacity to keep the charge even in extreme temperatures.
Battery life depends on many factors, including the materials storage conditions, the storage time the battery, humidity, physical damage, and temperature. It is recommended to store the battery in a climate-controlled and dry space that has no physical damage or degrading. It is essential to purchase high-quality batteries from reputable retailers. Lower quality batteries can have lower capacity and will eventually die.
The majority of major battery manufacturers offer lithium coin cells, and they are also available in a majority of large retail stores. Some of the most well-known include Energizer, Panasonic and Duracell. These brands are renowned for their commitment to the highest standards of safety and reliability. If you have any doubts about the authenticity of a particular battery or its packaging, it's recommended to contact the manufacturer directly for more information.
When using a CR2032 it is crucial to remember that the battery has a positive terminal and a negative terminal. The positive terminal is marked by a dot on the top of the battery and the negative terminal is identified by an arc across the base. If the battery is placed into an item with the wrong side facing upwards, it could damage the device, or even create a fire hazard.
In contrast to other types of batteries, there is no socket or plug to connect to it. Instead, a CR2032 battery connects to the device through a metal tab. The tab needs to be press to connect the battery. This can only be done by hand. If you're installing a CR2032 battery into a device such as smoke detectors or sensors ensure that the tab contacts on the metal are in the proper location. If they aren't, the device might not work or you could experience inconsistent results. Fortunately, the instructions for the majority of smoke detectors and sensors include diagrams that show the best method to insert the battery. If you are unable to find an illustration for your particular device it is a good idea to watch a video on how to insert the batteries.