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BMW Key Fob Replacement

The BMW key fob comes with a lot of useful functions. It can unlock your doors, switch on the windshield wipers, and even start the car.

imageIt's fairly easy to replace the battery on your BMW key fob. The procedure is easy, quick, and inexpensive. Find out more tips on how to complete it.

Battery Replacement

BMW offers a variety of great convenience features in their vehicles, including key fobs that allow you to lock and unlock your car remotely. Your key fob battery can get worn out, causing it to lose its functionality. Understanding the signs that indicate your battery needs to be replaced will help you ensure that it's working correctly for many years to come.

The first sign that your battery needs to be replaced is a decrease in range and signal strength. The typical BMW key fob can transmit signals up to 50 feet away from your vehicle. As the battery wears out however, this distance will gradually reduce. Furthermore, if the key fob requires multiple button presses to function, you may need to replace the battery sooner than expected.

You can purchase the replacement battery for your key fob at a variety of auto parts stores or locksmiths but you might be able to locate one at your local convenience store. The batteries that are typically used in these types of key fobs are CR 2032 3V lithium coin-cell batteries. When you are looking for a new battery it is important to make sure that the new one will fit properly in your key fob. If the battery doesn't fit properly, it could damage your key fob's circuit board or buttons.

To replace the battery in your BMW's key fob, you will need to remove the metal key blade from the key fob and then open it. The cover could require opening using an screwdriver, however it shouldn't be difficult. Once you have gained access to the battery, take out the old one and replace it with the new one, ensuring that it's installed correctly and that the negative end of the battery is facing downwards. Close your key fob after replacing the battery and check it to ensure that it is operating properly.

Remember that the BMW's key fob has a side-indent it is not designed to be opened for the purpose of changing the battery. This kind of BMW key fob is equipped with a rechargeable battery that charges when it is in the ignition. If you want to replace the battery, you'll need to get a locksmith who is a professional or purchase an entirely new key fob.

Keyless Entry System

Modern cars are equipped with remote keyless entry systems that permit owners to open their doors and start their car without the need to take out physical key. This is a fantastic convenience but can also add an extra layer of complexity driving. BMW key fobs are not the only ones to make an exception. These tiny wireless devices are usually difficult to use and require education.

A majority of today's remote key fobs also come with hidden features, such as the ability to lower all the windows or open a sunroof at the touch of an button. These functions aren't clearly identified, which could make them confusing for new drivers. The good news is that these features can be disabled to prevent accidental activation.

Certain car makers have been accused of facilitating theft by allowing thieves access to vehicles without having immediate access to keys. This has led to a variety of government initiatives, including one aimed to review the standards and information for smart-key systems.

BMW has adopted a different approach to its Comfort Access technology, which makes use of proximity sensors to allow drivers into their vehicle. The sensor in the door handle detects the presence of a compatible fob or phone in close range and can also save the seat settings for future trips. If you're interested in adding the Comfort Access feature to your BMW contact the dealership or a locksmith for assistance in setting it up.

The system is available on the latest iPhones and Apple Watches, and bmw spare key owners can add it to their Wallet app as an electronic key. The digital key can be shared with up to five iPhones and Apple Watches, and the principal user can remove access at anytime. It can also be used to lock and start the car and new BMW key also to operate the Power Trunk (which is activated by a foot strike under the rear bumper).

BMW's new vehicle delivery service offers assistance with the process of setting up the digital key. Senior Editor of CR Knizek took about an hour to install the digital key on his BMW M440i xDrive. He had to remove his iPhone to complete the setting.

Programming

BMW provides a variety of key fobs to pick from. Some are more expensive than others, and a few come with an integrated transponder. These are more secure and they prevent the vehicle from being started without the proper key. These key fobs are usually more expensive, and might require more time to program.

If you're looking to purchase the new BMW key fob to use for your Corona commute, be sure that you've already programmed your previous key fob. This is important because the reprogramming process can increase the cost of the replacement key.

To program a BMW Key, insert the working key into the ignition and switch the key to position 1. This should switch on the dash light and the accessories, but not the engine. Remove the key from the new fob and press the unlock button down. Press the lock button three times and then release the button. The doors should lock automatically and then unlock themselves, signalling that the key has been programmed successfully.

If the door locks but unlocks, it's a sign that the key fob hasn't been programmed correctly. Try the steps above again however, this time hold down the unlock button and then press the lock button (BMW logo) three times fast. The doors will lock and then open again, signalling that the key fob has now programmed.

This process may take some time before you are able to get it right, but with a little bit of patience, you'll be able to program an BMW key fob in a short time. Once you've finished this process, you can enjoy the convenience of keyless access for your Corona commute.

Whether you need to replace a BMW key battery or want to create additional key fobs, the service department at BMW of Turnersville is here to assist. Contact our service center in Williamstown today to learn more about the expert BMW service we offer. We'll be delighted to show you how to use the two most basic methods of programming the BMW key fob, no matter if you're just starting out or have an existing key.

Syncing Additional Keyfobs

If you're an BMW owner you are aware that your luxury vehicle made in Germany has its advantages. The advanced anti-theft feature will check that the key fob is in the correct place prior to starting the car, making it less likely for your vehicle to be stolen. But, as with any other vehicle, you might need to replace the battery in your key fob or program to replace it in the near future.

A replacement BMW key fob generally costs from $400 to $650 at a dealership based on the model and year of the car. However, you can save some cash by following the guidelines below for DIY BMW key fob programming.

imageFirst, gather any existing BMW keys you'd like to pair with your new key fob. Insert your working key in the ignition and move the dial to 1 (it will activate accessory mode however, not the engine). Once the dash and accessories light up, take off the key, and then enter your BMW. Close all windows and doors before unlocking the car with your new key fob. Once inside, find the "key symbol" on the steering column and press it using your new key fob. Press the button three times on your new keyfob to lock or unlock doors. Once your new key is programmed, you can pair it with other BMW keys that you own.

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