9 Signs You're The BMW 3 Series Key Fob Expert
The Benefits of a BMW 3 Series Key Fob
The BMW Display Key is a key fob that includes a full-color touchscreen. It is equipped with a variety of useful features that are accessible by simply swiping your finger.
The standard BMW key fobs are designed to withstand normal levels of moisture. Therefore, keeping it in your wallet on a rainy day is unlikely to cause any damage. However, it's important to ensure that your battery is up-to-date.
Keyless Entry
A BMW key fob can do so more than simply unlock your car or start it. It is also a powerful security token that can help protect your vehicle and its contents from theft. It's therefore important to keep the BMW key fob fully charged and paired with your vehicle. It's also essential to keep it in a secure location when not in use, to ensure it isn't lost or stolen.
Almost certainly, you'll have to replace the battery in your BMW key fob at some moment. The procedure is straightforward. First, locate your BMW key fob's ignition switch and ensure that it's off. Then, remove the cover for your key fob and remove it with care. Then, carefully remove the old battery. Replace it with a new one (size CR2032) and then insert the cover back into the key fob. After the new battery is in place, hold and press the lock button until you hear a click (without activating the engine). Once you do that your doors will then unlock and lock, indicating that your BMW key fob has been programmed to your vehicle.
Your BMW might also come with the Comfort Access feature that lets you open and close your car with an accessory key fob or mobile. To enable this you'll require a compatible iPhone and the Apple Wallet app. Once you have those things you can simply place your iPhone in the Smart Key Tray in your BMW and then follow the directions on the Wallet app to connect it to your vehicle's key fob.
You can use the same method to create additional key fobs or an alternative, but you might have to disable the existing ones first. It's also important to keep your BMW key fob clear of water since the touchscreen could be damaged by water. Avoid exposing the key fob to direct sunlight, as it can permanently harm the display. If you're concerned about your BMW key fob being hacked or cloned, you should know that the security of this device is designed into it. A sophisticated system makes sure that your vehicle will only unlock when it receives a unique identifying signal that is constantly changing.
Smart Keys
A key fob with Smart Keys functionality is able to unlock your car and start it up without the requirement of a separate key or smartphone. lost bmw keys can also make use of the app on your smartphone to monitor who has been in your car and when.
You can find the app on your smartphone's app store or by using the BMW Connected App to log into the Digital Key area. Once you've logged in, it is possible to view who has access and modify any restrictions.
If you have Smart Keys on your key, you can use them to open the doors of your BMW remotely and take advantage of Comfort Access features such as automatically locking the door when you approach. You can also make use of the app to set your parking brake. You can also make use of the app to control certain functions in your vehicle for example, changing the volume of your music or climate controls.
The key blade inside the key fob is a standard key size. You can use it to unlock doors by hand as well as with Comfort Access. The key is water-resistant which means you don't have to worry about it accidentally getting wet. But you should avoid exposing the key to intense heat or direct sunlight, as the key can overheat and cause permanent damage.
You can program your BMW key fob to work with the app on your smartphone by following a few easy steps. First, you'll need that your smartphone is compatible for the Digital Key feature. The next step is to download the BMW Connected App, and login using your iCloud account. Then, put your iPhone into the tray of your smartphone. Follow the prompts and activate the BMW Digital Key.
If you want to replace the battery in your BMW key fob you can do it easily by removing the backplate and swapping out the CR2032 coin cell battery. Be careful when trying to remove the backplate, since it is sealed with glue. You can always contact an expert automotive locksmith for help if you don't feel comfortable doing it yourself.

Proximity Keys
Proximity keys represent the latest advancements in keyless entry systems. They do not require physical contact but instead rely on a proximity detector to identify the key. This enables the driver to unlock doors and start the car. This is a convenient method however, it also poses certain safety risks.
The main issue is that, like smartphones and laptops they are susceptible to theft. Criminals could hack into the system to transmit signals that identify them to an accomplice nearby or use a simple amplifier to detect the signals. Some drivers keep their keys in a pouch that blocks signals or cover to prevent this.
Another problem is that drivers may not remember to shut off the vehicle before leaving it. If you leave your vehicle running in the store or put it in a cup holder it may begin to run and cause theft or carbon monoxide. It is also typical for drivers to leave their keys in the ignition after they have parked at home, assuming they've turned the car off. This can lead to theft, or in the case of a hybrid car carbon monoxide poisoning as the family sleeps.
In addition, if the key fob becomes lost or its battery dies unexpectedly, the car won't start even if you have the key to open the door. It is important to always keep a spare key or a smart key duplicated, so that you or a trusted person have access to your vehicle in case of emergency.
These issues can be prevented with the right steps. You can lower the risk that proximity keys can cause problems by being more aware of where you store your key fob and making sure it's off and locked before you leave your car.
BMW's most sophisticated fob the Display Key with touchscreen display is the most advanced. This unique key is somewhat more vulnerable to theft than traditional BMW fobs, but it is still more secure. Keep your brand new BMW Display Key away from water and treat it like you would a smartphone.
Remote Start
If you own a BMW with Remote Start and Remote Start, you are able to use the BMW Connected app or your key fob to start your car prior to you get inside. This lets you warm your car up on cold Decatur mornings or cool your vehicle during Pekin commutes. If your BMW did not have Remote Start, you can add it by purchasing an OEM kit from our parts center and scheduling it at your convenience.
Most BMW key fobs come with an adjustable key blade along with the electronic control modules, which means you can make an emergency duplicate of your key using the button at the base of the fob. This is handy if your fob gets soaked or if you are not in the vicinity of a locksmith. Some people also keep a spare key on the fob so that other family members can get into their cars without calling our dealership for keyless entry or Comfort Access.
The standard BMW key fob is very resistant to moisture, so it can safely withstand an entire day of rain or an excursion to the wash machine. However the BMW Display Key with touchscreen is a little more delicate and should not be submerged in water too long.
BMW key fobs can accommodate up to three driver profiles, meaning you can alter the settings of your car based on which keys you have with you. Unlocking the correct fob with your iDrive system will set all relevant settings, from the seat location to radio presets for that profile. Then, when you want to switch drivers, you can simply press the lock button on the fob's key twice in one row.
If your BMW key fob isn't working correctly, you'll have to change the battery (a size CR2032) inside. Remove the cover of the fob, then remove the old batteries, and gently replace the new ones. You can purchase a replacement BMW battery from our parts department, or purchase one on the internet. If your key fob is fitted with Comfort Access, you will also have to disable the feature and code the vehicle to erase your current key profile prior to you pair it with a different.