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20 Fun Details About BMW 3 Series Key Fob
The Benefits of a BMW 3 Series Key Fob

The BMW Display Key goes far beyond the typical key fob by incorporating the full-color touchscreen. It comes with a range of useful features that can be accessed by swiping the finger.

The majority of BMW key fobs can withstand day-to-day humidity levels, so having it in your pocket during a rainy day is unlikely to cause damage. However, it is important to keep your battery current.

Keyless Entry

A BMW key fob can do so much more than just unlock your car or start it. It is also a powerful security token that can help protect your vehicle and its contents from theft. That's why it's important to keep your BMW key fob charged and connected to your vehicle. It's also essential to keep it in a safe location when not in use to ensure it isn't lost or stolen.

It's likely that you'll need to replace your BMW key fob battery at some point during its lifecycle. Luckily, the procedure to do this is easy. First find the ignition switch on your BMW key fob and make sure it's off. Take the key fob off and remove it carefully from the battery. Replace it with a fresh one (size CR2032) then insert the cover back into the key fob. Press and hold the lock key until you hear the click (without turning on the engine). When you have done that the doors will automatically unlock and lock, signalling that your BMW key fob is now programmed to your vehicle.

bmw key may also have a Comfort Access feature that lets you open and close your vehicle using a key fob or smartphone. To activate this feature, you'll need a compatible iPhone and the Apple Wallet app. Once you have those things, simply put your iPhone in the Smart Key Tray inside your BMW and then follow the directions on the Wallet app to pair it with your car's key fob.

The same method can be used to program replacement or additional key fobs, though you may have to disable any existing ones before you can start. It's also important to keep your BMW key fob away from water, as the touchscreen can be damaged by it. This means avoiding exposing it to direct sunlight as the display can be permanently damaged by long-term exposure to UV light. If you're worried about the key fob of your BMW being hacked or cloned, know that it was designed with security in mind. A sophisticated system will ensure that your vehicle will only unlock when it receives a unique identifying signal that's constantly changing.

Smart Keys Keys

Smart Keys are key fobs that let you unlock and start your vehicle without the need of an additional key or smartphone. You can also make use of the app on your smartphone to monitor who's been in your car, and when.

You can download the app on the app store for your smartphone or by using the BMW Connected App to log in to the Digital Key area. Once you log in, it is possible to view who has access to the area and change any restrictions.

If you own a key with Smart Keys, you can use it to unlock the doors of your BMW remotely and make use of Comfort Access features like automatically locking the doors as you are approaching. You can even use the app to set your parking brake. You can also use the app to control certain functions in your vehicle for example, changing your music volume or adjusting the temperature.

The key fob's inner key blade is standard size key and you can use it to open the door manually as well as utilize Comfort Access features. The key is resistant to water, so there's no need to be concerned about it getting wet. It is recommended not to expose the key to direct sun or extreme heat since it can overheat.

Follow these simple steps to program your BMW keyfob to ensure it is compatible with the application on your phone. First, you'll need to ensure that your smartphone is compatible with the Digital Key feature. You'll need to download the BMW Connected App, and sign in using your iCloud account. Then, put your iPhone into the smartphone tray and follow the prompts to complete activating the BMW Digital Key.

You can easily replace the CR2032 battery in your BMW keyfob by taking off the backplate. Be cautious when attempting to pry off the backplate, since it is sealed with glue. If you're not sure about doing it yourself, always call a professional automotive locksmith for help.

Proximity keys

Proximity keys are the newest technology in keyless entry systems. Instead of requiring a physical contact, they utilize the proximity sensor to recognize the key and allow the driver to open the doors and start the engine. This is convenient, but it also poses certain safety risks.


The main problem is that they can be stolen, just like smartphones and laptops. Criminals are able to hack into the system to transmit signals that identify them to a nearby accomplice, or use a simple amplifier to detect the signals. To combat this, some drivers choose to keep their keys in a pouch with a signal blocker or cover.

Another issue is when drivers fail to turn off their vehicle before leaving. If you leave the car running in the store or drop it in a cup holder, it could start to run and cause theft or carbon monoxide. Many drivers put their keys in the ignition when they park at home, believing that the car is off. This can lead either to theft or, if you own a hybrid vehicle carbon monoxide vapors even while your family is asleep.

If the key fob is damaged or the battery is dead it will not start even if you possess the key that opens the door. It is vital to always have a spare key or a smart key duplicated to ensure that you or a trusted friend can access your vehicle in the event of emergency.

Fortunately, these issues are easily solved with the appropriate steps. By being more mindful about where you keep your key fob, making sure that it's off and in a locked position before you walk away from your vehicle and setting an alarm to remind you of the things you must do to lower the chance of having proximity key-related issues.

BMW's most sophisticated fob the Display Key with touchscreen display is the most advanced. This innovative key is also somewhat more vulnerable to theft, however it's more secure than traditional BMW fobs. The best method to safeguard your brand new BMW Display Key is to treat it as a smartphone and keep it away from water.

Remote Start

If you drive a BMW with Remote Start, you can use the BMW Connected app or your key fob to start your car prior to you get inside. This allows you to warm your car on cold Decatur mornings or cool down your cabin during Pekin commutes. If your BMW did not have Remote Start, we can add it to your car by purchasing an OEM kit at our parts center.

Most BMW key fobs come with an adjustable key blade along with the electronic control modules, which means you can make an emergency copy of your key by using the button at the bottom of the fob. This is helpful in the event that your fob gets wet or if you are not in the vicinity of a locksmith. Some people keep a spare car key on their fobs to permit family members to access their vehicles without calling our dealership to request Comfort Access or keyless entry.

The standard BMW key fob is extremely resistant to moisture, so it is able to withstand a day in the rain or an excursion to the wash machine. The BMW Display Key with touchscreen however, is more fragile and should not be left in water for long.

BMW key fobs are capable of storing up to three profiles. This lets you customize your vehicle settings depending on the keys you've got. Unlocking the correct fob with your iDrive system will set all relevant settings, from the seat location to radio presets for the profile you have selected. If you decide to switch drivers, you can simply press the lock button on your fob's key twice in one row.

If your BMW key fob isn't functioning properly, you'll have to replace the battery (size CR2032) within. Remove the fob's cover and then remove the battery, and insert the new one slowly. You can purchase a replacement BMW battery in our parts department, or purchase one online. If your key fob is fitted with Comfort Access, you will also need to deactivate the feature and code the vehicle to erase the current key profile before you pair it with a different.

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