Why Is BMW Key So Popular? Replace BMW Key Battery

If your BMW key isn't able to open your vehicle or turning the engine, it might be the time to replace your battery. It's a simple fix.

You simply need to remove the key fob, then replace the battery, and then gently put it back. Follow these steps to be back on the Johns Creek streets in no time.

Key Replacement

If you'd like to add an extra BMW key, or if you lost yours you'll need to program it to the car. This is a high-tech process that involves synchronizing the new key with the onboard system of your vehicle, and can cost between $200 and $500 based on the model.

You can obtain an alternative key from your dealer for a reasonable price when your key is damaged or lost. However, you may be able to find the best price on the internet from an independent vendor who specializes in car keys. However, before you buy one, make sure that you're dealing with a trustworthy seller and that the key you purchase is compatible with your BMW model.

You can also hire locksmiths to program your BMW key. They typically charge a lower rate than the dealership and have the knowledge and experience needed to transfer your new key to the car's computer system. However, they may have to obtain your government ID and proof of ownership to confirm your identity as well as the registration of your car prior to taking action.

BMW's comfort access smart keys are an easier version of their cutting-edge technology, which has consolidated BMW's reputation as a leader in the field of automotive. These sleek devices come with features that let you interact with your vehicle just like smartphones, with the ability to control the climate system and unlock the doors remotely. These devices are also extremely durable. They have a durable exterior and are waterproof which means they can be used in all weather conditions.

In addition to the remote feature BMW's smart keys also have built-in safety features that aid in keeping your car safe. They have a fingerprint sensor that prevents unauthorised access. They also feature an infrared dual-band LED that makes it hard for thieves to spot your key fob from a distance. Additionally the BMW app lets you check the status of your key fob and keep track of its movements to ensure that it's not being misused.

The loss of your BMW key is more than just a hassle. It could also be a major inconvenience for commuters of today. There is no need to drive to the dealer or pay the high cost of replacement to replace your BMW keys. Locksmiths can program your key and cut a replacement for less than the cost.

Key Fob Batteries

If your BMW key fob is having a hard time allowing you to unlock or lock your car, it may be time to replace the battery. This is a quick and easy DIY project that anyone can do. Whether your BMW utilizes a Smart Key or a Comfort Access Key, you will need to take off the metal valet key from the inside of the fob and then use a flat screwdriver to remove the small access port that houses the key battery. After the cover is removed, you can take off the old battery, and then put in the new one. After you've installed the right battery, simply replace the key fob cap and your BMW keyfob will now function!

In general, you should purchase your replacement battery at the local auto parts store or convenience shop. You can be certain that you are getting the right battery for BMW vehicles. Often, you'll notice the kind of key battery required printed on the back of the battery. If you don't see this information, you can go online to determine what kind of key fob battery your BMW vehicle requires.

The key battery used in most BMW keyfobs is referred to as"watch battery" or a "watch battery" or a"watch battery" or a CR2032. You can purchase these batteries at many automotive stores or at your local grocery store. You can also purchase these batteries online. Just make sure you select the correct type of key fob battery for your BMW vehicle according to the year in which it was made.

After you've replaced the key battery, put it back together on your BMW key fob and check it to make sure that all of the remote buttons are functioning correctly. Most of the time, your key fob won't need programming, however older models might. For this reason, it is essential to adhere to the owner's manual of your vehicle when changing the battery on your key fob. Contact Tulley BMW Nashua if you have any concerns. We are happy to assist!

Smart Key Batteries

Contrary to the key fob which is included with your car, which is essentially a standard electronic switch, your BMW's smart key comes with a variety of features. This includes the ability to open the doors without having to touch them and also start your car remotely by pressing a button on the fob once you're within range.

These functions are not without risk. bmw series 1 key is that you could hack into the system to enable your car even if you are not in it. If you're within reach of a friend with an amplifier for signal transmission, they can send signals RF that identify your key fob. To prevent this, a majority of people prefer to keep their key fobs in a pouch with a signal blocker.

The battery of a smart key lasts just half the time of the battery of a normal keyfob with a physical blade (two to four years, versus six to eight). The smart key is equipped with a receiver that has to constantly communicate with the vehicle, particularly when the key is within or near the car. You can determine if your battery is depleted by observing if your car isn't responding to the fob's signals, or if you have to be much closer to the car in order to allow it to start or unlock.


It's simple to replace the battery inside your BMW key fob, but you must do it right. Remove the blade of metal from the key fob. Then utilize the valet key or a screwdriver to open the access hole on the back. Remove the battery and then insert a brand new CR2032 battery.

You can also purchase replacement batteries at the local auto shop However, they'll probably need to be prepared by a dealer since they require proof of ownership in order to be able to work with your specific vehicle. Moreover, for security reasons you shouldn't purchase used fobs from eBay or other websites because they could be programmed to work with an unrelated vehicle and potentially override the built-in safety features that protect your car from being accessed by criminals.

Slant Shaped Key Batteries

If you have an BMW that requires a key fob, there are some things that could fail with it. For instance, you might discover that it stops working altogether and won't respond to your lock and start buttons. If this happens, it might not be due to an electronic malfunction however, it could be due to an unresponsive battery.

Replace the battery inside your keyfob whether you own a Smart Key or Comfort Access Key. You can do this at home, and it takes just about a few minutes. The batteries used in these key fobs are easily obtainable at hardware stores and big box retailers or even on the internet, and cost $10 or less. This makes it easy for the majority of people to replace a battery in their key fob after the old one dies.

First remove the valet key from the fob by pressing the button located on the side where it is able to be removed from its case. Once it is removed, you will notice the tiny opening in the middle and use a screwdriver to rotate the groove clockwise until it is possible to remove the cover and reveal the battery inside. Replace the battery, then put it back together.

You can also purchase a new key fob battery at your local BMW dealership or an auto parts retailer. Typically, they are available for sale at less than $10, and they can be replaced in only minutes. The procedure is simple and the majority of people follow directions from their owner's manual or YouTube videos that offer step-by-step directions on how to remove the metal key from the fob case and replace the battery.

The only type of BMW key that can't replace its battery is the Display Key that has a a full color LCD display and enables your vehicle to charge wirelessly when it is in the charging pocket located in the center console of your BMW. However, it is possible to replace the battery on a Display Key without soldering and cutting, but it will require special tools.