Key Fob Repair - Replace the Battery

Key fobs last between three and four years. If they begin to show signs of wear, it's a good idea to inspect them for damage and consider a replacement battery.

Fortunately, most car remote key fob repair manufacturers make use of coin-shaped batteries, which are available at grocery stores, pharmacies and hardware stores. You can also find videos online from people who have shared their experiences on how to replace the battery on a key fob yourself.

Reduced Operational Range

It's very likely that the battery is dead when the key fob ceases to function reliably. There are a variety of batteries that can be bought and easily replaced at grocery stores pharmacies, pharmacies, or home improvement stores. Most key fobs are powered by a lithium-ion button, or coin cell battery, which is simple to replace. However, some fobs have the battery attached to the case, and may require an experienced technician in the field of automotive in removing key fob batteries in order to access it.

Once the new battery is installed the fob will have to be programmed to function properly. Certain vehicles permit owners to program the replacement key fob with their owner's manual or an online resource, while others require you to go to a dealership to receive this service. Mel Yu, Consumer Reports automotive key repair analyst, explains that Mercedes Benz keys can only be programmed by a dealer because of the digital encryption.

The operation of remote key fobs may be affected by ambient sound and other environmental factors. Certain buildings, for instance are constructed of structural steel that can absorb radio transmissions and affect the range of a keyfob. This can also be an issue with remote key fobs which aren't being operated by the driver.

If replacing the battery and having your remote key fob professionally programmed does not resolve the issue it could be a larger mechanical issue with the key fob or its internal components. In these instances, it's best to contact a professional locksmith in College Park to examine the key fob to determine the reason for its malfunction. This way, you can get the correct repairs done and be back in the driving seat of your vehicle. Furthermore, a skilled locksmith can supply a top-quality aftermarket key fob that's compatible with your specific security system for your vehicle. This can aid you in avoiding costly and time-consuming repairs in the future. In some instances an aftermarket key may cost less than a full replacement offered by a dealer.

Warning Notifications

Replace the battery on the fob's key, if it tells you that the battery is not charged or if you have to hold it a bit closer than usual to start your vehicle. This simple fix will solve many problems, and save you money on costly repairs at the dealer.

If the replacement of the remote battery does not solve the problem it could be necessary to replace the internal components. Repairs can be expensive but are often covered by your warranty, or a key protector plan purchased from a dealer, or roadside assistance programs.

You can save money by purchasing an aftermarket replacement from an area hardware store or an online retailer. It is important to select a reliable brand and make sure it is compatible with your vehicle prior to purchasing one. A lot of aftermarket keyfobs don't work with certain automobiles, and may adversely affect the security systems of your vehicle.

Modern fobs may not have keys at all. Instead, they use the proximity sensor to unlock doors. These types of keys can also be used to activate the vehicle's starter. These remotes can be most expensive and complex to replace since they have to be programmed to your model. If you need to have one of these fobs replaced, you should visit a locksmith or a service center that can provide professional remote key fob repair programming services.

If your key fob has been damaged beyond keyless entry repair, it will likely require replacement from the manufacturer or dealer. Some manufacturers allow you to purchase replacements from other parts stores or online retailers. Other manufacturers require you to go to the dealer to purchase an OEM replacement. You should contact a professional locksmith, such as Prolocksmith in Orlando to find a reasonable and effective solution. They offer same day or next-day service to get you back on the road fast. Their vast experience with a variety of automobile brands and models allows them to provide accurate, high-quality service. Utilizing their knowledge, they can ensure the fob is correctly programmed to your vehicle's security systems.

Physical Damage

Key fobs aren't impervious to destruction and can be damaged by the same physical damages as other electronic devices. Key fobs contain batteries, circuit boards and buttons, and all of them can be damaged by sudden or unexpected shocks, or exposed to extreme environmental conditions. Damage from water is likely to affect the battery and internal circuitry. Even splashes of water can cause permanent damage.

Other kinds of damage could also be a possibility, including electrical malfunctions. One of the most frequent reasons for a malfunctioning key fob is the battery being dead. The good thing is that a majority of key fobs come with a compartment that makes it simple to replace the battery. If the issue persists, you should contact a professional locksmith to help identify the problem or decide if the fob needs to be replaced.

Another reason for malfunctioning keys is interference with signals. This can occur when other security devices and electronic devices transmit radio signals that interfere with the ability of the key fob to receive or transmit signals. If your key fob is having difficulties unlocking your vehicle or starting it you can try a different fob and see if this is due to interference.

If your key fob isn't responding to its buttons at all then you might need to reprogramme it. This is usually done by an auto locksmith or dealer.

It can be tempting to take a peek inside your key fob, but it could result in damage. A key fob contains sensitive components, and it's recommended to leave any repairs or troubleshooting to an expert. Attempting to disassemble the key fob without the proper tools could result in cracks, broken buttons or damage to the circuit board or batteries. In certain cases replacing the key fob might be the only option. A new key fob can be available for as low as $50, making this an extremely cost-effective and affordable repair option.

Battery Replacement

Changing the battery on your key fob will resolve a wide range of issues such as a lack of range or error messages. It's possible to do this yourself. But, it's essential to adhere to the manufacturer's guidelines for removing and installing the fob. If you are not confident of your abilities to perform this task, call an auto locksmith or car dealer for help.

Start by inspecting the exterior of your key fob for damage. Check for any signs of moisture or electrical damage. Also, ensure that the transmitter is not damaged. The transmitter is the part that enables your car to recognize your key fob and communicate with it. If you have a spare key fob working correctly, try using that to unlock and open your car to make sure the transmitter isn't damaged.

The majority of key fobs have a small backup key at the back which can be used to pop the case open. If you don't have an actual key fob, you can take off the case using the flathead, watch or other tool that is precision. Some have a notch that you can use to create the first gap, while others may require more pressure to separate the halves. After the case is opened, carefully remove the old batteries and replace them with the new ones, matching the orientation. Test the battery replacement using an additional key fob in case you have one.

If replacing the batteries doesn't fix the problem, you may need reprogramming. However, this process requires special equipment that only a few dealers have access to, according to CR's Yu. Additionally, some dealers aren't able to program aftermarket fobs purchased from online retailers or brick-and-mortar car shops, as they consider them unauthorized replacements for factory fobs.

A locksmith who has the right tools and knowledge can reprogram your key fob to correct this problem, but you'll need bring the keys to a dealer in order to get the work done, as opposed to a locksmith who might be able to handle the task on-site. In some cases, the dealer will charge you more for this service than an independent shop or a car key repair locksmith.