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Replacing a BMW Key Replacing the BMW key is a procedure that is easier when you have the proper details. You'll need a valid personal identification number, proof of vehicle ownership as well as the key code and the year of manufacture and model of your car. To program a new key, first shut your windows and doors Then, insert the new key into the ignition, turn it to position one, then back to zero, then take it out. Keys Lost or Damaged Most BMW models feature a smart key that can lock, unlock, and start your vehicle at the touch of a button. These advanced keys, as any other remote key fobs may wear out over time and require replacement. Based on the BMW model you own the key could be powered by a battery or a physical key that goes into the ignition. A dead or low battery could be the reason of the key fob that you have not been able to use. Our experienced parts experts will help you determine if your battery needs replacing. Today's BMW key fobs provide an ever-growing array of functions — from the standard remote lock and unlocking to Comfort Access or a fully-featured Display Key with touchscreens on newer models. No matter what your requirements you can swap out the BMW key fob in a snap. If your BMW is equipped with Comfort Access, it will require programming to accept the new key in order to function properly. This can be accomplished by scheduling an appointment and bringing in your replacement keys. The technician can program the new key to function with the functions of your vehicle and then sync it to your smartphone. If your key fob is lost or stolen, you may require reprogramming it. This requires an appointment at a dealership and could cost additional money. You'll need to replace the battery in your key no matter what type of BMW vehicle you are driving. Utilizing a thin object such as a coin or small screwdriver to open the key fob at the seam, and then remove the battery that was in place. You can then insert a new CR2032 battery and close the key fob securely. Don't purchase used fobs on eBay or other websites for those who require a replacement key. These used keys aren't compatible with your BMW and can cause a variety of issues. You should only buy a replacement key at the dealer you are dealing with to avoid issues. They will be able provide you with an authentic new key that has been designed to match the VIN of your vehicle. Key Fob Issues Key fobs can be used for more than just unlocking your car in Marietta. It can also enable remote start and many other functions. However keys may have issues that prevent it from functioning properly, and the good news is that the majority of these problems are easy to diagnose and fix. The most frequent issue is a dead battery which could cause your BMW key fob to fail to unlock or lock the vehicle. If this is the problem you can replace the battery in order to ensure that your key fob works again. Loss of position is another issue. This happens when your key fob sends a code sequence that is rolling. This is a straightforward issue to fix, as you can typically resync your key fob using the key sync procedure. This will reset the key fob's position within the rolling code. The system should recognize your key. Furthermore, physical damage to your BMW key fob could cause it to be unable to communicate with the system. This could be due a cracked case, or a damaged internal component. A BMW dealer or a certified technician could be required to determine the cause of the issue. Many new BMW models can be paired simultaneously with multiple key fobs which allows family members to drive their cars of choice and also have their own keys. These fobs can even permit each driver to alter their vehicle's settings, such as the position of the seat and radio presets, to match their preferences. But, it's important to remember that every individual driver is assigned a specific profile that can only be activated by a specific key fob. The majority of modern BMW models come with a key fob that can remotely start the engine at the push of a button. The older BMW models do not have this feature and have basic key fobs that can unlock the doors but not the engine. It is possible to add remote start functionality to your BMW with an aftermarket accessory or installing an upgrade for the software. Dead Battery Issues Change of a battery in a BMW can be a challenge due to the complex electrical system. The process requires strict adherence to precise procedures. In the absence of this, it could cause a variety of problems such as a dead or damaged battery and a sluggish engine. A dead battery may suggest that there is a problem with the ignition system. This could be due to various issues that could be caused by an inoperable switch or a battery that's not properly connected to your vehicle's electrical system. Whatever the cause, this type of problem generally cannot be solved by simply replacing a key or jumper cables. Some people try to replace a BMW Battery at home. This can be dangerous. It is essential to be aware of the IBS (Integrated Battery Safety) and the complexity of the electrical system inside the car. The best way to do this is to contact an expert who can manage the replacement procedure. The service will test the battery's new condition and reset the computer and remove the check engine light. This will help the battery charge more efficiently and will prevent overcharging that could cause damage to the battery and electrical system of the vehicle. The BMW computer will also register the battery, set an 80% capacity and save the current odometer readings, while also clearing charge level data. If you have a newer BMW it is likely that it uses keys that have an embedded transponder. This is a tiny chip that sends a distinct signal to the immobilizer system of the car and helps prevent unauthorized starting. Professional locksmiths and dealerships are the best options to get the replacement of a BMW key replacement, because they have the knowledge, equipment, and adherence to security protocols needed to ensure that your new key works correctly and is properly secured. When it concerns BMW keys, there are several different kinds, from standard keys to advanced Display Keys. Keys with a Display Key will require special tools to detach and reprogram the chip. This is a complicated and lengthy procedure that requires the expertise of a skilled professional. Keys stolen or lost The key fob in your BMW does more than unlock the doors and start the engine. It comes with a variety of additional functions. Acceleration, braking, drive position change, minimum steering correction, electromechanical parking brake activation/deactivation and the operation of the rear windows are just a few of these. When a problem occurs, it can impact the safety of your driving and also cause discomfort. It is, however, possible to fix BMW fob problems without replacing the fob itself. For example, sometimes the key fob battery simply requires replacement. If your keys are lost or stolen, you are able to manually start your vehicle by using the internal key blade as long as you have a spare. The latest BMW models such as the G11 7 Series, the G12 5 Series and the X5 M40i come with the revolutionary Display Key with touchscreen, which is a step beyond traditional key fobs. TheKeyLab with your smartphone using NFC instead of Bluetooth and is used as a key fob to start or access your vehicle. To connect a new device download the BMW Connected app, add your vehicle and follow the instructions to create the Digital Key. Once the Digital Key is active, you can invite guests to join via email in. The guest must install the app and sign in with their BMW ID, verify their fingerprint, and accept the invitation before they can gain access to your car. If you're in a tight spot you could also pair the key fob with another compatible mobile device to temporarily use it as a substitute. Make sure that the other device is running iOS 13.6 or higher, the BMW Connected App installed, and that the Digital Key is activated. If you're in a pinch and can't find the original key, you could call a locksmith to make an identical key for you. However, this might need you to cover the cost of the new key fob. BMW will require proof of ownership when you apply for the replacement of a keyfob. This can include registration, title, or purchase documents. It is not recommended to purchase a used key fob on eBay or other online marketplaces.