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Key Fob Replacement and Repair

The key fobs found in modern automobiles are very efficient and are subject to lots of abuse. Sometimes, just a simple repair or replacement is all it takes to make them functional again.

Most fobs are powered by flat watch-style batteries, which is readily available in hardware and fob key Repair auto parts stores. However, before calling an expert, try a few DIY solutions!

Dead Key Fob Batteries

The battery in the key fob's remote powers your remote in your car and in push-to start cars, it can start your engine. It is therefore important to keep a functioning and healthy battery. A dead key fob is an issue when you're on-the-go. The good news is that a simple, inexpensive replacement can be made to fix it in a short time.

The loss of range and signal strength are among the most commonly observed signs that a keyfob battery is failing. It is also possible to notice that the buttons on your key fob are not working or require more effort.

It is common to find the latest key fob key Repair batteries in the auto parts section of a big box retailer or online. Typically, these batteries are CR2032 and CR2025 and are sold in packs of 2 or more. However, it's a good idea to check your owner's manual before shopping for the right battery for your fob. Some cars require a specific size or type that isn't always available at big-box stores. Make sure to verify before you buy.

Typically, the battery is located on the back of your key fob and can be removed by prying open the case with an abrasive screwdriver with a flat blade. It will usually resemble an ordinary coin and will be labeled with the battery size. Be sure to note down the orientation of the plus and minus signs so that you can put the new battery in the correct place. Once the battery replacement is installed, gently snap the two pieces of the fob together. Then test each button to ensure that they work.

If your key fob isn't working after replacing the battery, it could be deprogrammed. In this instance you'll need to call an expert locksmith which will cost a little more than simply replacing the battery of your key fob.

YourMechanic's experienced mechanics can repair your key fob if it's damaged or the battery has died. Make sure to look over all of our services in your area and schedule an appointment today!

Weak Signals

If your key fob doesn't respond to the buttons on the remote, it could be a sign that the signaling isn't working correctly. Your car key and repair and key fob are dependent on radio signals to communicate, so weak or inconsistent signals can result in poor range and performance.

Examining the battery level of your fob is a good idea, as it can significantly affect the sensitivity of your signal. Resetting the settings on the fob can aid in restoring a more regular response. The procedure will differ from vehicle to vehicle. Your owner's guide or a call to your manufacturer's support number is your best guide.

Other factors can cause weak fob signals, for example, interference from other devices operating on the same frequency as your key fob. Other key fobs and wireless communication devices could interfere with the signal RF (radio-frequency) signals that your key fob sends to connect to the receiver of your vehicle.

Physical damage to your keyfob can also affect the transmission of RF signal, which can result in low performance and a limited range. A blown fuse, broken or cracked button or a bent case on the fob could all affect the signal transmission and cause the remote to respond.

There are a few simple steps you can take to try and resolve the issue of weak fob signals such as resetting the fob's settings, or replacing the battery. However, if your fob is old and worn out, it's the time to replace it all over again.

Don't forget to make use of the spare remote that came with your car if your primary remote begins to fail. It's worth trying this option to determine if it resolves the issue prior to investing in a new one. If not, it might be the right time to consult an expert auto locksmith. They will be able to identify the issue and recommend the best way to proceed.

Physical Damage

Key fobs can be troublesome occasionally. Most of the time, these issues aren't complex or serious and can be resolved with a few simple steps. It's also a good idea to keep spare batteries or a different fob on hand in case your key fails to function.

The most common reason for car keys not working is an inactive battery. These tiny devices are powered by lithium-ion buttons or coin cell batteries. They are easily replaced and can be found at most pharmacies and stores. You can open the case of the fob using an screwdriver that is flat and gently pull out your existing battery. Replace the battery, making sure it's not damaged or loose. Most fobs utilize CR2032 batteries, however yours may require a different type.

If your device loses its pairing, it may also cease to respond to buttons. This could be due to a variety of factors including changing the batteries. However it is possible to fix the issue with an auto Locksmith or a local dealership is usually able to repair the issue.

If none of the methods above work, try this trick: disconnect the batteries from the car and the fob for a few minutes and then reconnect them in the opposite order. This could trigger a reboot within the system and in some cases it will solve the issue without having to do any of the other steps.

When you're playing around with the fob, ensure to keep it clear of water and other potential dangers. A fob can be pretty durable, but it's important to take care with it in order for it to last as long as possible.

If none of the troubleshooting procedures above work you, it may be necessary to replace your key fob. If it has been dropped, trampled on or exposed to extreme conditions, it might not be able to be repaired and will require a replacement. Find the best deal.

Lost Fob

Even with the best of care keys for cars, they can fail at times. If you lose yours, it could be very expensive to replace it, particularly in the event that you don't have spare. "You may end up spending $50 or more to purchase an equivalent replacement from a dealer and get it programmed, as well as a new mechanical backup, which could cost you at least another $100," says Mel Yu an automotive analyst with Consumer Reports.

One of the most common reasons for a key fob's device to not function is a simple issue, such as an insufficient battery. If you know how to change the battery, or if the owner's manual has instructions, try it yourself. If this doesn't resolve the issue, it's time to get help from an expert.

A locksmith is able to help you find your lost fob, or get it replaced. A locksmith will likely know the reason your fob stopped working in the first place. If your vehicle is a model older than the one you own and has no smart technology built-in it is possible to save money by finding the key number plate on your current mechanical backup key (it's usually hidden behind a decorative keychain) and recording it in a secure place, such as in your wallet or on your phone. This will make it easier for a locksmith to reprogram a new key fob repair fob for your car should you need to do it.

If the key fob you have is a modern smart key and you want to change it, you'll need to go to an auto dealer or locksmith to deprogram it and get a new one created, which can be more expensive than simply replacing it. The reason is that modern key fobs employ rolling-code encryption to prevent thieves from gaining access to the car. And that means locksmiths need an exclusive programing tool that only the car manufacturer has, which increases the overall cost.

In most cases, the entire process will be charged the same time. This includes all costs for reprogramming a new keyfob. This can range from $20 in some stores to over $200 at car dealerships, depending on the vehicle.