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The Most Innovative Things Happening With Remote Key Fob Repair
Remote Key Fob Repairs You Can Do at Home

If your remote key fob stop working, you may be tempted to visit an authorized dealer to get it changed. Try a few fixes at your home.

Start by replacing the battery. Hardware stores sell flat-watch-style batteries that are inexpensive and easy to find. Then take a close look at the fob that you have purchased and look for buttons that are worn out or out of the right place.

Dead Battery

The key fob, a tiny electronic device, makes it simple to lock and unlock your vehicle. It utilizes the radio transmitter of a short range to send unique codes to the receiver within your vehicle. Key fob batteries generally last a long time, but they could end up dying at any time. Examine the LED light, or try pressing one of the buttons to determine if it's dead. If the key fob won't respond then the battery is dead and needs to be replaced.

It's simple and quick to change the battery in your key fob. Full Post 's as easy as opening the key fob, taking out the battery that was in use and replacing it with a fresh one. Fobs use small batteries, like the ones found in hearing aids or watches, that are available at all kinds of stores and home improvement stores. They're usually shaped like a small coin with plus and minus symbols on the bottom. If you're unsure of the kind of battery your fob takes, consult the owner's manual or look at the fob's own for an identification label.

After you have changed the battery the fob's key should perform as expected. If it's not working it could be due to an issue with your vehicle or the system that is making it not work properly. If this is the case, you'll need help from a roadside service to assist you with the issue.

Based on the model and make of your vehicle, you might be able to buy replacement keys online or from a dealer. It's typically cheaper and easier to buy a new key fob instead of to repair a broken one.

Buttons Aren't Responding

It could be due to a worn button sensor if you've been driving for a long time and notice that your keys don't work. The buttons made of rubber on a majority of fobs wear out over time. This can cause them to function correctly if you press them in a certain manner or with extreme pressure. This is a problem that occurs for many fobs and is easily fixed with some simple DIY steps.

The fob transmits an unlocking signal to the receiver inside the car. If the receiver is damaged, it may not receive the signal, and the key won't work to open or start your car. This issue can be solved by having a mechanic look over the receiver to determine if there is damage. In most cases, this will be free or for a small cost according to the make of the car you own.

Key fobs that are used daily get lots of use and are often tossed around in pockets and purses, so it is no surprise that they occasionally be finicky and only function properly if they are placed in a specific way. It is not difficult to fix most fobs since the buttons can be strengthened by using silicone and a bit of effort.


To get the buttons to work again, first press and hold the lock and unlock buttons on your key fob until you hear a chime in your vehicle. You will need to do this multiple times in succession in order to get the button to activate. Next, you will need to turn your key in and out of the ignition in your car several times more in order to reset the connection between the fob and the car. Once the connection is restored, you are able to remove the ignition key and unlock your car with the remote. Repeat the process until the fob is working again. If you cannot fix the fob using this method, it might be required to replace it. If you decide to replace the fob, be sure it's programmed for your car's model and make.

Keychain Loop Breaks

If the loop made of plastic on the key fob gets damaged it won't function to lock or unlock your vehicle. The keychain loop is easily replaced.

Moisture and water damage might also cause key fobs to fail, with a variety of symptoms, including reduced range of operation or no function at any time. The problem can be resolved by replacing the battery and drying the key fob. However, in some instances, repair or replacement by a professional might be required.

Over time keys fob buttons may wear out and become less responsive or ineffective. It may be necessary to replace the key fob's button or case, but reprogramming can often solve this issue. Occasionally, signal interference from nearby electronic devices could interfere with the connection between the key fob and your vehicle and cause issues with locking or unlocking. This might require a diagnostic test by the dealership in order to troubleshoot and solve. This is usually the case with older electric keys that rely on infrared signals to operate and require the use of a line-of-sight. Most modern microchipped keys communicate with your car using the challenge-response method of authorization via radio frequency.

Pairings that are lost or corrupted

Over time the batteries of key fobs lose their charge, and if the battery has lost too much of its power the remote will no longer respond to commands. Replacing the battery will usually fix this problem, but you may also need to have the remote reprogrammed.

The key fobs in modern cars can be used to control a variety of functions. They can raise and lower windows, trigger the alarm as well as switch on the interior lights, and even start some vehicles. It is not uncommon for car owners to make a mistake and hit the wrong buttons. It is a good idea to keep your owner's manual handy while using your key fob, so that you can refer to the specific sections that deal with the various functions of your car.

Another common reason for a fob's malfunctioning is that the signal has been damaged or lost. Some of the newer key fobs utilize sophisticated signal encryption technologies to keep thieves from intercepting the signals and creating remotes or keys that aren't authorized which can unlock your vehicle. You'll probably have to visit an auto locksmith or dealer to re-program your fob and restore its function.

Some automakers provide their own instructions available to do-it-yourself key fob programming. Often, these procedures are simple enough to be performed at home. However, the process is usually not a good option for people who have no prior knowledge of electronics. This kind of work is best left to professionals.

Key fobs are subject to more wear and tear when they're used and handled regularly. The buttons on a fob could be pushed, and the case can break or crack. It is essential to keep a spare key fob with you at all times, as this can save you time and trouble in the event that your remote ceases to function when you are out and wandering around. Keep it near your bed at all times, so that you can activate the panic button in case you hear sounds at night.

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