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 available at a wide range of hardware stores, and even big-box stores.
Change the battery is a simple task and can be accomplished in the comfort of your home. Tulley BMW of Nashua will walk you through this process, so you can be back on the Johns Creek roads in no time.
How to Change a Battery
Many BMW owners aren't aware that they may need to replace the keyfob's battery at some point. This is one of the most simple DIY tasks for car maintenance that you can complete yourself. The replacement of the battery should take just a few minutes and is also very affordable. The battery can be found at local convenience stores and auto parts stores for less than ten dollars.
In the majority of cases the BMW key fob is powered by the CR2032 battery and is often called a "watch battery." Remove the cover for the key fob and then gently insert the new battery gently. Be sure to pay close attention to the orientation of the new battery, since it has to be installed with the plus and minus indicators facing the same direction like the old one. Once the battery is installed it is possible to replace the key fob and start driving your BMW again.
Certain older BMW models come with a different key type, which is a metal key that you insert into the ignition. The keys may also fail over time, requiring you to change the battery to allow your vehicle to start. This kind of battery can be recharged, and replacing it requires cutting off a small piece of the key fob, so be very careful when you are performing this task.
The procedure for changing the battery in this type of BMW key is a bit different, but it's still simple. You'll first have to take off the metal fob key and then open the port on the side of the key. After you've opened the access port, you'll need to make use of a flat screwdriver to divide the two halves of the key fob. Once the key fob is divided in two halves you can easily take it off and replace the battery that has died. The two halves will snap back together once you've replaced the battery. If you require assistance or have additional questions about how to replace the battery on your BMW key fob, contact us now! Our team is always there to assist. We are looking forward to helping you with all your automotive requirements!
CR2450 Battery
It's possible you didn't even know that the BMW key fob requires a special battery to work properly. The CR2450 is a 3 volt lithium-ion coin cell battery. It powers the key fob's various functions, such as remote locking unlocking, ComfortAccess and even remote starting your vehicle! 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 of 3 volts such as supermarkets and gas stations. They typically cost around $7 to $9 for a pack of four batteries, however careful price comparison shopping could uncover cheaper alternatives from lesser-known brands.
It's simple to replace the battery on your BMW keyfob. There is no need to re-program or re-synchronize your vehicle. Simply remove the valet key from the fob, push a small tab in the opening, and then pull out the existing battery. Place the new battery in 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, it's crucial to test it to make sure it locks and unlocks the car properly and is compatible with all its other functions that are expected. For example, you can try pressing each of the buttons on the fob to make sure they turn on, lock, or pop the trunk. Once you're sure that everything is working as is expected, put the fob together and go!
The key fob also contains a chip that holds the security codes and programming required to connect with your BMW. The battery that powers the key fob is responsible for this information, but the chip is able to keep it even after you have removed the battery. This is why it's so important to replace the battery as soon as it starts to wear out.
BMW key fobs run on sleek CR2032 batteries. It's a standard battery type that can be found in a variety of electronic devices, and it's easy to replace whenever you're required to. A larger CR2450 is required for models that utilize the Comfort Access or remote start features. This is a more powerful battery that's specially designed for these high-drain applications and is available from a wide range of retailers. They have an average capacity of 600-620 mAh and last for up to 10 years when properly stored. These batteries are ideal for high-drain situations where you want to maximize performance and longevity. Stick with a reputable replacement battery to get the most efficient results. This will ensure your new battery will be high-quality, and will withstand the demands of daily use.
Battery CR2032
The CR2032 battery is a common coin cell found in a variety of electronic devices, such as remote controls and key fobs. It is also used in fitness and medical trackers. This type of battery is also found in heart rate monitors produced by companies such as Polar, Garmin, and Wahoo Fitness. It is also found in bike parts, including road shifters by SRAM and FSA, as well as certain 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 very low self-discharge rate so it can lie dormant for years without losing too much of its charge. This battery is popular in electronics because of its low self-discharge rate and capacity to keep a charge even in extreme temperatures.
Battery life depends on many elements, including the material storage conditions, the time spent storing the battery, humidity, physical damage, and temperature. Ideal storage is in an air-conditioned, dry area without any physical damage. It is essential to purchase only high quality batteries from reliable retailers because lower quality batteries may have lower capacities and could die prematurely.
Coin-cells made of lithium are available from most major battery manufacturers and can be found in a wide range of retail stores. Among the most popular are Energizer Panasonic and Duracell. These brands are renowned for their commitment to the highest standards of safety and dependability. If you are uncertain about the authenticity of the battery or its packaging it is best to ask the manufacturer for more details.
When using a CR2032, it is important to remember that the battery has a bmw replacment key positive terminal and a negative terminal. The positive terminal is marked by a dot at the top of the battery while the negative terminal is marked with an arc across the base. If you place the battery into a device the wrong way up the device could get damaged or even a fire hazard.
As opposed to other kinds of batteries, there's no socket or plug to connect to it. A CR2032 connects to a device using a metal tab. This tab must be pulled down to connect the battery and can only be done by hand. If you're installing the CR2032 battery into a device like a smoke detector or sensor make sure the metal tab contacts are in the proper location. If not the device will not function or you may experience inconsistent results. The instructions for the majority of smoke detectors and smoke sensors include diagrams that show which way to place the batteries. If you're unable to locate an electrical diagram for your particular device it's an excellent idea to look up an instructional video on how to install the battery.