Key Fob Replacement and Repair

Modern car key fobs are used frequently and are often abused. In most cases, just a simple repair or replacement is all that's needed to get them working again.

Most fobs run on a flat watch-style batteries, which can be found in hardware and auto parts stores. Before calling in an expert, try some of the DIY fixes.

Dead Key Fob Batteries

The battery for the key fob power the remote function in your car. It also, with push-to-start vehicles, allows it to start your engine. It is therefore important to keep a functioning, healthy battery. A dead key fob is a major problem when you're in the middle of nowhere. 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 frequent signs that a keyfob battery is failing. It is also possible to notice that the buttons on the key fob aren't working or require extra effort.

A new key fob can be found in the auto key repair parts section of a large retailer or online. Typically, they're CR2032 or CR2025 batteries that are sold in packs of two or more. Make sure to consult your owner's manual prior to you purchase the correct battery. Certain cars require a certain size or type of battery, which is not always available at big-box stores. Be sure to check before you buy.

Typically the battery is placed on the back of your key fob. It can be removed by prying the case open with an abrasive screwdriver with a flat blade. The battery will appear like tiny coins and be labeled based on its size. Make sure to note the orientation of the plus and minus signs in order to place the new battery properly. After the battery has been replaced then gently snap the two pieces of the fob back together. Then test the buttons.

It's worth noting that when your key fob is unable to stop functioning even after a battery replacement, it could be deprogrammed. In this instance it is likely that a locksmith will be required to assist you. This will cost more than just replacing the key fob's battery.

Whether your fob battery is dying or you're having other issues with your fob's battery an experienced mechanic such as one from YourMechanic can check and repair it to get you back on the road. Make sure to look over all of our services in your area and make an appointment today!

Weak Signals

If you notice that your key fob isn't responding to the buttons on the remote, this could be an indication of a problem with the signaling. Your car and key fob are dependent on radio signals to communicate, therefore weak or inconsistent signals could cause poor performance and range.

One of the first things to check is whether or not the battery of your fob is depleted, as this can significantly impact signal sensitivity. Resetting the settings on the fob could aid in restoring a more regular response. The procedure varies from vehicle to vehicle, so your owner's manual or a call to the help line of the manufacturer is probably the best resource here.

Other factors can contribute to weak fob signals, such as interference from other devices operating at the same frequency as your key fob. Power lines, other mobile key repair fobs, wireless communication devices, and even cellular networks can disrupt the RF (radio frequency) signals that your key fob utilizes to connect to the receiver inside your vehicle key repairs.

Furthermore physical damage to your Mobile Key Fob Repair fob can hinder the transmission of signals RF, which may result in poor performance and range. A blown fuse, a broken or cracked button or a bent case on the fob could affect signal transmission and cause the remote not to function properly.

There are a few simple steps you can follow to try and resolve the issue of weak signals from your fob, for example, resetting the fob's settings or changing the battery. If your fob has become old and worn out, it might be the right time to replace it.

Don't forget to use the spare remote that came with your car if your primary remote begins to fail. It's a good idea to try this method to see if it solves the issue before investing in a new one. If not, it might be the perfect time to contact an experienced auto locksmith. They will be able to identify the issue and recommend the best course of action.

Physical Damage

It's not unusual for key fob repairs near me fobs to experience issues from time-to-time. Fortunately, most of these problems are not complicated or a major issue and can be resolved by following a few simple steps. It's also a good idea to have spare batteries or even an additional fob in case one of your keys ever fails to work.

The most frequent reason for a car key fob not working is an inactive battery. These tiny devices are powered by lithium-ion buttons or coin cell batteries. These are easily replaced and can be found at most pharmacies, grocery stores, and other places which sell electronic items. You can open the case of the fob using a screwdriver with a flat head, and gently pry out the battery you have. Make sure it's not damaged or loose, and then insert an alternative battery. Most fobs require CR2032 batteries. However, yours may require a different kind.

Your fob could also stop responding to buttons when it loses its pairing with the vehicle. This can happen due to a number of factors, including changing the batteries, however it is typically a simple issue to get an auto Locksmith or your local dealership to resolve.

If none of the methods above work, you can try this trick: unplug the batteries from the car and the fob for a few minutes and then connect them in the opposite order. This could trigger a reboot within the system and, in some instances this will fix the issue without having to do any of the other steps.

While you're experimenting with the fob, be sure to keep it out of water and other sources of damage. The fob is quite durable, but it's important to treat it with care when you want it to last as long as possible.

If none of the troubleshooting procedures above help, you may need to replace your key fob. If it's been thrown around or tripped on, or subjected to other harsh environmental conditions it could be beyond repair and requires an upgrade. Find the best deal.

Lost Fob

Even with the best care it's a fact of the road that car key fobs can sometimes cease to function. It can be expensive to replace yours when it is lost and especially in the event that you don't have an alternative. "You could end up paying between $50 and $100 for a replacement, and having it programmed by a dealer, plus a mechanical backup that will cost another $100," says Mel Yu an automotive analyst at Consumer Reports.

A weak battery is one of the most common causes for a keyfob's device to stop working. Try changing the battery on your own when you know how, or consult the owner's manual. If that doesn't work, you'll have to call an expert.

A locksmith can help to replace or locate the lost key fob. A locksmith can probably tell you the reason your fob stopped working in the first initial place. If your car is an older model with no built-in smart technology it is possible to save money by finding the key number plate that is on your existing mechanical backup key (it's typically hidden behind a decorative keychain) and recording it in a safe place--such as in your wallet or on your phone. This will make it easier for a locksmith to reprogram a new key fob for your car in the event that you need to do so.

If your key fob is an older smart key, it'll need to be deprogrammed by a locksmith or a car dealer. This can cost more than simply replacing it. This is because modern key fobs employ rolling-code encryption to stop thieves from gaining access to the car. This means that the locksmith must have a special programing tool that is available only to the car manufacturer, which increases the cost.

In the majority of instances, you'll have to pay for the entire service at once, which includes any costs to reprogram a new key fob. Based on the car it could cost anywhere from $20 at some stores to $200 or more at a dealership for cars.