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What Functions Does a BMW Key Fob Have? If you own a BMW it is likely that your key fob comes with many functions. It can be used for many things, including opening your doors, controlling your windows as well as starting the engine. There are some tricks you might not know about. Let's look at some of the most effective ones. Functions The BMW key fob is a small rectangular piece of plastic that has several buttons incorporated in its side. The majority of the buttons are used to unlock and lock the vehicle, however certain buttons have additional functions. For example, BMW owners can activate an in-built function on the key fob to lower all their windows simultaneously by pressing the unlock button twice. This is a great option for those who want to cool their car during the scorching summer days. Another major function of the BMW key fob is that it can be used to start the car. This is a fantastic security measure and blocks unauthorized entry into the vehicle. To start the engine, the driver has to press the lock button on the key fob, then the circular arrow. This feature is also available on newer BMW models to remotely start the vehicle. This feature is particularly useful when the driver is running late to work and does not have the time to pull the door handle. Additionally, the BMW key fob may also be utilized to control the vehicle's interior climate system. This is especially helpful for those who travel with multiple people as each key fob is able to set the temperature for each person. The key fob on a hybrid BMW can be used to check on the battery's charge status. Dropping them in water is not recommended. It is best to store the key fob in its case of protection when not in use. If you do lose the key fob, a service can be offered to disable it, rendering it inaccessible to thieves. Contacting our dealer or technicians can do this. You can purchase a new BMW key fob to repair your car's functionality. Design BMW key fobs used to be big black, clunky rectangles that looked like an open bottle from a distance. They were simple but functional. Then BMW began to make them a little more compact and added an aluminum case around the key's base that made it look nicer and less resemble a bottle opener. This new design also reduced rough edges on the keys that could get into bags or pockets and made the keys more comfortable to hold. BMW introduced the Display Key which puts all the functions of your car in your hands. It allows you to lock and unlock your car, operate your air conditioning, and display the information about your vehicle on a tiny LCD touchscreen on the BMW key fob. Even hybrid models have remote parking! If you're in need of a replacement key fob, you can have the same great function by using a BMW Digital Key. You can unlock your vehicle using your smartphone when you own an appropriate model. This feature is only available for BMW vehicles built after 2021 using the iDrive 8 system. Another exciting new key from BMW is the Connected Remote Key, which allows you to start your vehicle and operate some of its features with your smartphone. The app lets you remotely control the climate control of your car, check battery levels, and much more! You can check the amount of fuel left in your car if it is equipped with this feature. If you're using a BMW Digital Key or a traditional key fob the process for getting an replacement is the same. You'll need to bring your working key and the new one to Patrick BMW, and our technicians will help you with everything. You can also purchase the BMW Key Protection Plan, which will cover the cost of replacement if your keys get lost or stolen. If you do lose your BMW key, don't panic! The first thing you need to do is reset the key. This erases all programming and render it useless. This is done five times, by turning the key from position one to zero and back. Then, turn it back to position zero and take off the ignition. Security The BMW Digital Key is a convenient way to start your car. The fob is compatible with your smartphone or Apple Watch and works with BMW Connected Drive to unlock the vehicle or start the engine and much more. It also allows you to share the key with up to five others. The key fob transmits encrypted signals to the vehicle. This makes it impossible for hackers to steal and clone the signal. Additionally to this, the UWB technology of the BMW Digital Key prevents relay attacks, even if the fob is in motion when it is being transported. The system employs an alarm to prevent unauthorized starting and disables the ignition switch. BMW also offers a range of security options that are available, including Passive Start, which disables the starter motor if the key fob is not in close proximity to the vehicle. This feature is available in several models from the brand and gives you peace of mind. BMW's more advanced models feature keyless entry that allows drivers access and start their vehicle without having manually inserting a key or pressing any buttons. This feature can be activated by pressing three times on the lock button on the fob in just one second. In some cases, you may need to press the lock button on the fob three times, and then turn on an additional remote start feature in the dashboard or on the steering wheel. Some people prefer to carry their BMW key fob in a signal-blocking pouch, which reduces the risk of a third-party broadcasting the identifying signal from the fob and using it to gain access to the car. Some prefer an ordinary key case which doesn't have this feature, but it will protect the fob from scratches. Some BMW owners reported that their cars were snatched by criminals using an amplifier for signal strength to increase the signal strength of the identifying signals. This type of attack is referred to as “Relay Attack” and can be prevented by keeping your key fob in a signal blocking pocket or by installing a signal blocker app on your smartphone. Replacement It happens to everyone – your BMW key fob battery fails or you require an extra battery for your family member. Thankfully, getting the replacement BMW key fob and programming it to your car is easy and inexpensive. You can buy the replacement from any dealership or locksmith authorized by BMW. A new key fob is likely to cost between $400 and $650, depending on the kind of BMW you drive. Make sure that there isn't other ignition key in your BMW before you begin programming the new keyfob. Close all the doors of your vehicle. Put your new key fob in the ignition, then quickly move it from position 1 to position 0, and then back again. Hold bmw car key cover and then press the BMW logo on your BMW keyfob. Once you have completed this, take off the key and turn on the car. The vehicle's doors lock and unlock. This indicates that the new key fob was successfully programmed. Based on the model of your car, you may have an ignition key fob with an actual key blade in it, or a fob that doesn't have one. The process for syncing new fobs to your vehicle differs for each however, the steps are similar. The only difference is that the fob that has a metal key inside will need to be put into the ignition when you wish to start the car. If you have a BMW equipped with Comfort Access the process is much simpler. Once you have programmed your new key fob in your BMW then, you can insert it into the ignition and press start. It is important to keep your BMW key fob in good condition. Patrick BMW's parts department will help you locate a new BMW fob or a replacement. We can assist you in finding the perfect key fob for your car, and we can even upgrade your BMW with the Comfort Access upgrade to allow keyless entry and engine starting.