5 Bmw Key Fob Replacement Lessons From The Pros

7 min read

BMW Key Fob Replacement

The BMW key fob is equipped with many useful functions. It can unlock your doors, switch on the windshield wipers, and even start the car.

Replacing the battery on your BMW’s key fob is an easy DIY project. The process is simple cost-effective, and simple to follow. Here are some helpful tips on how to get started.

Battery Replacement

BMW offers a variety of great convenience features in their vehicles, including key fobs that let you to lock and unlock your car from a distance. Your key fob battery can be worn out, leading it to lose its functionality. Knowing the signs that the battery needs to be replaced will help you ensure that it’s functioning properly for years to come.

A decrease in signal strength and range are the first indications that your battery is wearing out. The typical BMW key fob can send a signal that is up to 50 feet away from your vehicle. As the battery gets older however, the distance will gradually decrease. Additionally, if your key fob requires multiple button presses to operate, you may need to replace the battery earlier than expected.

You can purchase a replacement battery for your key fob at the majority of auto parts stores as well as locksmiths. You may also find one at your local convenience store. Typically, the batteries used in these kinds of key fobs are CR 2032 3V lithium coin-cell batteries. When you go to buy the new battery for your key fob, make sure it fits properly. If the battery doesn’t fit properly, it could cause damage to your key fob’s circuit board or buttons.

To change your BMW’s key fob’s battery, you will need to remove the metal key blade from the key fob, then open it. It is possible to use a screwdriver to pry the cover open but the procedure should not be too difficult. Once you have gained access to the battery, remove the old one and replace it with the new one, ensuring that it’s installed correctly and that the negative side of the battery is facing downwards. After replacing the battery, close your key fob and then test it to confirm that it’s working properly.

Remember that the BMW’s key fob has a side-indent it is not intended to be opened in the hopes of changing the battery. This kind of BMW keyfob uses batteries that recharge when it is in the ignition. If you want to replace the battery, you’ll need to hire a professional locksmith or buy the new key fob.

Keyless Entry System

Modern cars are equipped with remote keyless entry systems that permit owners to unlock their doors and start their vehicle without pulling out physical key. This is a wonderful convenience, but it could add another layer of complication to the driving experience. BMW key fobs aren’t an exception. These small devices wireless are often difficult to use and require some education.

Many remote key fobs of today have hidden features. For example, they can lower all windows or Bmw replacement Key fob open the sunroof at the push of a button. These functions aren’t always marked on the fobs making them difficult for drivers who are new to the field. The good news is that these features can be disabled to avoid accidental activation.

Some car manufacturers are accused of helping facilitate theft by giving thieves access to cars without physical access to keys. This has led to a number of government initiatives, one of which aims to review the data and standards for smart key systems.

BMW has taken a different approach with its Comfort Access technology, which utilizes proximity sensors to allow drivers enter their vehicles. The sensor on the door handle detects presence of a compatible fob or phone that is within close proximity, and the system can also save seat settings for future trips. If you’re interested in incorporating the Comfort Access feature to your BMW Contact the dealership or a locksmith for assistance with the setup process.

The system is available on the most recent iPhones and Apple Watches, and BMW owners can add it to their Wallet app as digital keys. The digital key is shared with up to five iPhones or Apple Watches. The main user can revoke the access at anytime. It can be used to lock the car and start it, as well to control the Power Trunk.

BMW’s new vehicle delivery service will assist you in the procedure of setting up the digital key. CR Senior Editor Knizek found it took him about an hour to set up the feature up on his rented M440i xDrive with the digital key, and he have to take his iPhone from his pocket to complete the process.


BMW offers a variety of key fobs to pick from. Some key fobs are more expensive than others and some even have a transponder built in. These are more secure and help to stop the car from starting without a key. These key fobs are generally more expensive, and may also require more time to program.

If you’re planning to purchase a new BMW keyfob for your Corona commute, be sure that you have already programmed the original. This is vital, because the cost of replacing a key could increase if you have to re-program it.

To program a bmw replacement key fob ( Key, place the working key in the ignition and move the key to position 1. This should switch on the dash light and the accessories, but not the engine. Remove the key and hold down the unlock button on the new fob. Press the lock button three times, then release the button. The doors should automatically lock and unlock themselves, signalling that the key has been successfully programmed.

If the doors do not lock and unlock, the key fob is likely not properly programmed. Try the steps above again, but this time, press the unlock button, then press the lock button (BMW logo) three more times quickly. The doors will lock and unlock again, indicating that the key fob is now programmed.

It could take several attempts to find the BMW key fob reprogrammed, however, with perseverance you’ll be able do it in no time. After you’ve completed the procedure, you’ll enjoy the convenience of having a keyless access for your Corona commutes.

Whether you need to replace the BMW key battery or to install additional key fobs our service department at BMW of Turnersville is here to assist. Contact our service center in Williamstown today to learn more about the professional BMW service we offer. We’ll be happy to demonstrate the two basic methods for programming a BMW key fob, no matter if you’re starting from scratch or have an existing key.

Syncing Additional Key Fobs

BMW owners are aware that their luxury German car has its own benefits. The sophisticated anti-theft system will check that the key fob is securely in place prior to starting the car which makes it less likely for your vehicle to be stolen. However, like every other car you may have to replace your key fob battery or program a new one in the future.

A replacement BMW key fob generally costs from $400 to $650 at a dealership, based on your model and year of the car. You can save money by following the steps below to program your BMW key fob yourself.

Begin by gathering any existing BMW keys you’d like to join with your new key fob. Put your current key in the ignition, and turn the dial to position 1 (it will activate accessory mode but not the engine). When the dash and other accessories light up, remove the key and then enter your BMW. Close all doors and windows before unlocking the car with your new key fob. Once inside, locate the “key symbol” located on the steering wheel. use your new key fob. Press the button three times on your new keyfob to lock or unlock doors. Once your new key has been programmed, you can join it with other bmw key cost keys you have.

If you’re looking for a more sophisticated BMW key fob, you should consider a Smart Key. These are equipped with an electronic display that displays your current driving status and provides convenient features. You can use your smartphone to manage and activate the features of your car, such as locking and unlocking.

If you’d like to purchase a new or used BMW key fob, take a look at the affordable prices in your area with WhoCanFixMyCar! You can compare quotes from nearby BMW mechanics, garages, and dealers in seconds. You can also schedule an appointment for service or repair online! You can also request an estimate for other repairs and services, including maintenance for radiators and batteries.

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