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Hidden Functions of a BMW Key Fob If you own a BMW most likely, you are familiar with how to lock and unlock your vehicle using the fob of your key. However, BMW fobs have hidden functions that may surprise you. Here are some tips to use the BMW key fob. Some of these tricks are easy to do and others require a bit of technical know-how. Security The BMW key fob is equipped with embedded computer chips that corresponds to a code stored in the security module of the car. This prevents unauthorized vehicle access. This can also help keep your car secure by preventing unauthorized engine starting. The system is continually changing to stay ahead of the threat of. The system has also added driver profiles to your fob. Each profile has a set of personal settings for radio presets, as well as seat position. These features offer peace of mind for drivers who are concerned about their vehicle being stolen. There are still thieves who find ways to bypass security features of keyless systems. A recent video shows the theft of a BMW 1M being taken without keys in only three minutes. In this case, thieves employed a relay device to hack into the signal sent by the keyfob to the car. BMW key fobs employ an algorithm that rolls to safeguard the vehicle from unauthorized cloning as well as other relay attacks. Furthermore, they utilize an exclusive encryption algorithm to ensure that only authorized users can use them. The BMW key fob also contains a battery powered cryptographic key that makes it difficult for criminals to crack. This is why BMW key fobs are among the most secure and practical alternatives for owners of vehicles. These keys are also much cheaper than mechanical ones. BMW key fobs, in contrast to traditional keys can be programmed to work with various vehicles. A BMW key fob can be improved in security by an electronic immobilizer. This feature disables the starter motor when the key is out of range. Also, it has an anti-theft feature that prevents the car from starting if the wrong password is entered into the keyfob system of the iDrive. A physical button on the back of the BMW key fob is another important security measure. This button can be pressed in the case of an emergency such as if the car's doors are locked. This button can also be used to activate the manual backup system if the BMW's automatic locking system fails. Convenience BMW cars are among the most expensive in the market, however they have a lot of added convenience features. Key fobs can be used to lock and unlock your car, as well as to disable BMW sensors and even start the engine. The key fob is loaded with useful functions however, it's easy to ignore some of the most intriguing ones. If you have a newer BMW can be used with the key fob to control your trunk and exterior mirrors, fold them and switch on the lights. This feature is particularly beneficial if you are a business owner since it gives you to check on your vehicle at any point any time, from anywhere. replacement key for bmw features a touchscreen display that displays important information such as the status of the battery of the car and its remaining range. This is a very useful feature, particularly if you are on a long commute and frequently run out of gas or leave the vehicle unattended for prolonged periods of time. You can avoid expensive car repairs by using your key fob as a gauge to monitor the battery and gas levels. A keyfob from BMW can be used as a GPS inside the car. If you program it with a destination, it can automatically begin navigation to that area when the key is pressed. This is a fantastic feature for long trips or when you're traveling with friends. You can also use the key fob to start the engine or turn on the car's air conditioning which is a great way to keep your vehicle at a comfortable temperature during a road journey. You can program multiple BMW keys to work together. It's simple first, ensure that your key fob works. Then, insert the key into the ignition and move it to the position one and return to five times in a row. Once the syncing is completed, you should hear the doors unlocking and locking. Take the key off, and repeat these steps for any other keys you wish to connect to your vehicle. Versatility If you have an BMW car, chances are that it comes with an innovative keyless entry system. In addition to being able to lock and unlock your vehicle without the need to pull out the traditional key, these systems also allow you to start your engine by pressing your fob against a specific sensor that's mounted near the engine. You'll want to make sure that your BMW key fob is as secure as possible. It is more secure if it is kept in a safe place that cannot be stolen. You can also protect it from moisture. Fobs are designed to be waterproof but the best way to protect yours is by keeping it away from direct sunlight and avoid using it in extreme temperatures or while it's raining. The blade can be removed and is one of the most cool features of a BMW keyfob. This lets you use the internal key in emergencies when your exterior keys are lost or damaged and to not carry additional keys around in your bag. This button is located on some BMW fobs, and is easily accessible. Other BMW fobs could require you remove the trim piece inside or remove a plastic cap. While you can purchase a BMW fob replacement from the dealership, you shouldn't purchase second-hand or used fobs online or through eBay. BMW-certified replacement fobs are made at the dealership with your vehicle's VIN. This is for security reasons. This will prevent thieves from taking the original fob and using it to gain unauthorized access to your vehicle. If you need a replacement BMW fob, bring your current key to the dealer to have it changed. The process is simple and you can do it yourself if have the original key in your possession. To program a new key, just insert the current one into the ignition, and turn it to position 1 and then back quickly five times. Press the unlock button 3 times on the new key fob and the doors will automatically lock and unlock. Battery Life A key fob's battery is tiny and will not last for long. In fact it's a good idea to replace the battery every 18 months or more. This stops it from resetting and also ensures that the key fob is running at the best possible performance. It is easy to replace the battery of the key fob and it does not affect its programing. Most BMW key fobs are powered by a standard CR2032 coin cell battery made of lithium. This battery is renowned for its efficiency and longevity. For the BMW 3 Series spanning from 2012 to 2019 models However, the key fob uses the more sophisticated CR2450 battery, which comes with a larger diameter that accommodates the additional features that are offered by the model. The BMW key fob is equipped with a unique identification number that is constantly changing. This feature is designed to stop third parties from hacking your vehicle and cloning the key fob. In reality, it's almost impossible for anyone to duplicate your BMW key fob, even if you lose it or have it stolen. The key fob also comes with an ejectable key blade inside that can be used to open the door or at a minimum, to unlock the interior of the vehicle. This feature is especially beneficial when you're traveling on long trips and would like to leave the key fob in the car to keep it protected from theft. If you are worried about the vulnerability of their key fobs the BMW dealer can offer an anti-theft device for the key fob for an affordable cost. This simple device shields the key fob from unwanted attention. It's a great idea to include one in any vehicle that you own. Although it is possible to purchase an alternative key fob from some third-party retailers, BMW dealerships are the only way to purchase genuine BMW products that have been designed specifically for your vehicle according to the VIN. These key fobs will also work correctly as they have been tested and programmed by the factory. They're also backed by a warranty that covers any issues that might arise, like defects in material or workmanship.