How to Replace a BMW Car Key

BMW Digital Key now allows owners to share access with a larger circle of friends and family members. BMW Connected App users on iPhone and Android have access to this feature.

It is possible to replace the tiny battery that powers your BMW key fob, a process that is easy to follow. Find out how to do it on changing Lanes - your daily source for all things BMW.

How do you replace the key fob of a key

A lost or damaged key fob isn't a minor inconvenience. If your car is equipped with smart keys or Comfort Access that aren't working, you won't be able to use keyless entry or start the engine without it. It's essential to learn how to replace the BMW key fob to avoid being stuck on the side of the road.

Fortunately, it's easy to learn how to replace the BMW key fob at home. In most cases, you only have to replace the battery. These tiny, rechargeable batteries (CR2450 or CR2032 coin cells) are readily available at hardware stores and big-box retailers for around $10 each. There are also videos on YouTube and numerous owner's guides provide instructions on how to replace the battery.

If you're looking to save money, you can try replacing the battery yourself. Be careful not to damage the blade of your key. After taking out the old battery, carefully replace it with the new one and replace the cover. If you're not confident in replacing the battery, you can seek out a locksmith or dealer who is licensed to do the job.

The dealer is your most expensive option, however they're the only ones with genuine OEM replacement parts. They also have the equipment and knowledge needed to reprogram a new key fob.

If your car comes with a display key fob and you need to find a dealer, it could be the only alternative. These advanced keys come with additional features that need a specialized key in order to be programmed, such as keyless access or the capability to remotely start the vehicle.


www.thekeylab.co.uk must be programmed to match your vehicle's VIN. Fobs purchased used from eBay or other online retailers won't work. You can verify whether your roadside assistance warranty covers a replacement. Also, you can determine whether your insurance company has policies that cover the cost of a replacement or offers a discount when buying one. If they do, it's a good idea to purchase an extra key fob and to learn how to program it.

How do you replace a battery

BMWs are popular with drivers who want luxury and power. Like all vehicles, BMWs need to be properly maintained and cared for, including the replacement of the battery when needed. It's simple to do it yourself even though a battery may appear to be the last thing that a driver thinks about when it comes to car care. While some people prefer to take their vehicle to a professional, it's entirely possible for the average person to replace the battery in a BMW battery on their own, provided they know what they're doing.

Before you begin, make sure that you have the required tools, including an instrument kit as well as a car jack and a battery replacement. The battery is usually on the floor of the trunk, or underneath a liner. The trunk should be opened and removed the upholstery that protects the battery. Disconnect the negative battery terminal using a 10mm wrench and place it in a secure position on the side. The next step is to connect the positive battery terminal. Do not tighten the battery case too much.

A lot of older BMW models feature the traditional round keyfob that has a small port. To replace the battery on these models, begin by pushing the button to release the valet key, then look for the small groove in the opening. Use a screwdriver to turn it clockwise and remove the cover. After removing the metal key blade, you can put the new CR2032 battery into its slot. You can then start your vehicle by pressing the button once more after putting the key fob together.

If you notice that your car isn't running after a new battery has been installed, it might be a sign that the anti-theft system has been activated and is preventing the car from running. This can occur if the new key isn't connected to the immobilizer, or isn't registered to your vehicle. This can also be an indication of an issue with the ignition switch for the engine. It is recommended to obtain a quote from a BMW dealer If this is the case.

How to Replace a transponder

BMW automobiles are known for their quality and reliability. However, they could still have problems. Losing your BMW key is among the most common problems. It can be a major headache in the event that you don't know how to replace it. There are a few basic things you can do to put your car back on the road without too much stress.

It is first necessary to determine the kind of BMW key that you have. Transponders are used in most BMWs. These are tiny chips that are embedded in the keys and send an electronic code each time the key is inserted. The code is used to allow the car to be authorized and allow it to start. If your BMW is equipped with a chip then only a dealer or locksmith equipped with specialized tools can give you an additional key.

If your BMW has a key that has an indentation on the side, it's an old-style BMW key that doesn't have transponders. These keys are less expensive and can be replaced by a standard key that you can purchase at your local hardware store. The key is powered by an internal battery that needs to be changed periodically.

The new BMW keys come with a transponder and will need to be replaced at a dealership or by locksmith. You can buy an alternative online from a seller who is specialized in BMW keys, but you'll have to pay to have it programmed to your specific car. A reputable locksmith or dealer will be able to do this quickly and affordably.

If you're looking to fix your damaged BMW key fob or replace its battery, the steps are very similar. You'll first need to remove the fob, then look for the small hole that is near the keyhole on the trim. Once you find it, you can pry the trim panel off and reveal the keyhole. Then, replace the battery in the key fob typically an CR2032.

BMW remains one of the most adored luxury cars on the market, and for good reason. It's a great car to drive from Chino Hills to Corona and provides plenty of comfort features for drivers. However, just like every vehicle, it could have its issues. Contact Sure Lock & Key if you require assistance with your BMW.

How to Replace a Remote

As your BMW vehicle becomes increasingly sophisticated, you will need more features from the fob that controls the key. It is probable that you will require replacing the fob at some point, or at least its battery. This is why it's crucial to know how to do this, since any mistake could result in your vehicle being locked or disabled.

A brand new BMW key fob needs to be programmed to your vehicle before it is able to unlock or start the engine. Insert the working fob into the ignition, and turn the key until it is in position 1, without starting the engine. After 30 seconds, take out the key from position 1. Then, you can connect the new fob to the ignition and turn it to a different position, but do not start the engine. Repeat steps 3 and 4 for each additional BMW fob you want to connect, within 30 seconds of syncing the original.

Some BMW keyfobs come with a removable blade at the base that can be used as a standard car key in case of emergency. Some people prefer to keep their key fob inside a pouch that blocks signals. This will prevent anyone from using an amplifier to listen for an identifying signal from the fob, then using it to copy the key.

Another feature that is useful is Remote Control Parking, which lets owners manage their car's parking movements from inside the car with the touch of a button on the Display Key. This is particularly useful for navigating tricky parking spaces, or if your driveway or garage has an odd shape.

Finally, the most recent BMW models offer Digital Key Plus, which lets drivers lock or unlock their car using an iPhone or Apple Watch, eliminating the requirement for a physical key fob altogether. This feature is compatible with the 2021 and later X1 and iX1 and iX1 models, and utilizes Ultra Wideband technology to detect when you're near your car.

For this feature to function, your phone must have iOS version 11.x or higher and the latest update for BMW Connected Drive. If you encounter any issues, contact your local BMW dealer or Sure Lock & Key.