Key Fob Replacement and Repair
Modern car key fobs are used frequently and are frequently abused. Sometimes, a simple repair or replacement is all it takes to get them working again.
Most fobs run on a flat watch-style batteries. This is easily found in hardware and auto parts stores. Before calling in a professional, do some of the DIY fixes.
Dead Key Fob Battery
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 crucial to keep a functioning healthy and a good battery. When you're out and about, a dead key fob can be a huge problem. A simple, inexpensive replacement can fix the issue quickly.
The most common indication that a key fob battery is depleting is the loss of signal strength and range. You might also notice that the buttons on the fob don't work or require extra effort to turn on.
You will often find a new key fob battery in the auto parts section of a big box store or on the internet. Typically, these batteries are CR2032 and CR2025 and are sold in packs of 2 or more. However it's best to read the owner's manual before shopping for the right battery for your vehicle. Certain vehicles require a certain size or type of battery that's not always available at big-box retailers Be sure to know the right specs before you purchase.
Typically the battery is placed in the back of your key fob and is removed by tearing the case open using a flat-blade screwdriver. It will usually resemble a small coin and be labelled with the battery's 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. After the battery has been replaced then gently snap the two pieces of the fob back together, and test the buttons.
If your key fob still does not work after replacing the battery, it might be deprogrammed. In this instance, a locksmith will be needed to help you. auto key repair is more expensive than replacing the key fob's battery.
If the battery in your fob is failing or you're experiencing other issues with your key fob an experienced mechanic such as one from YourMechanic can examine and fix it to get you back on the road. Make an appointment to look over the range of services we provide in your area.
Weak Signals
If your key fob doesn't respond to the buttons of the remote it could be an indication that the signaling isn't working correctly. Radio signals are used to transmit information between your car and key fob. Poor or inconsistent radio signals can cause poor performance and range.
One of the first things to check is whether or not your fob's battery is low, as this can significantly affect the sensitivity of the signal. Resetting the settings of the fob can also help restore a more consistent response. car key repair varies from vehicle to vehicle, so your owner's manual or a phone call to the manufacturer's help line will likely be your best guide here.
Other factors can contribute to 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 may interfere with the signal RF (radio-frequency) signals that your key fob sends to connect to the vehicle's receiver.
Furthermore physical damage to your key fob may affect the transmission of RF signals, which can result in poor range and performance. A blown fuse, a damaged or cracked button or bent fob case can all affect the transmission of signals and cause the remote to fail to respond.
You can fix the problem by resetting your fob's settings, or by replacing the battery. If your fob is old and worn out, it's probably time to replace it altogether.
Don't forget to make use of the spare remote that came with your car if your primary remote starts to fail. You should test this option first to determine if you can fix the problem before buying an entirely new remote. If not, it might be the perfect time to consult an expert auto locksmith. They can identify the issue and recommend the best course of action.
Physical Damage
It's not common for key fobs to have issues from time-to-time. Fortunately, most of these problems are not difficult or complicated and can be resolved by following a few simple steps. It's also a good idea to have spare batteries or even another key fob in the event that one of your keys ever stops working.
The most frequent reason for the car key fob not working is a dead battery. These tiny devices are powered by lithium-ion button or coin cell batteries. They are easy to replace and can be found at most pharmacies, grocery stores and places that sell electronics. You can remove your fob's case using a screwdriver with a flat head and gently remove the battery that is in there. Replace the battery, ensuring that it's not damaged, loose or damaged. Most fobs utilize CR2032 batteries. However, yours may require a different type.
When your fob loses its pairing, it can stop responding to buttons. This can happen due to a variety of factors, including changing the batteries, however it is generally simple for an auto Locksmith or your local dealer to fix.
Try this trick to fix your fob if none of the above methods work: remove the battery from both the car and the fob for about 10 minutes, then reconnect them in the opposite order. This can force the system to reboot, and in some instances it will resolve the issue without further steps.
Keep the fob out of water or other sources of harm while you're playing around. The fob is quite robust, but it's crucial to treat it with care in order for it to last as long as you can.
If none of the troubleshooting steps above work you, it may be necessary to replace your key fob. If it's been thrown around or tripped over, or exposed to other harsh environmental conditions it could be beyond repair and requires a replacement. Shop around to find the most competitive price.
Lost Fob
Even with the best of care it's a fact in life that car key fobs will occasionally fail to function. If you lose yours it could be very expensive to replace it--especially when you don't have a spare. "You might end up paying $50 to $100 for a replacement and having it programmed by a dealer, and an electronic backup that could cost you another $100," says Mel Yu an automotive analyst at Consumer Reports.
One of the most common reasons for a key fob's device to not function is a simple issue, like an insufficient battery. You can try changing the battery on your own when you know how, or refer to your owner's manual. If this doesn't resolve the problem, it's time to contact an expert.
A locksmith can help you to find or replace the lost key fob. They will also likely have an idea of why your fob stopped functioning in the first place. If your car is an older model with no smart technology built-in, you can save some cash by locating the key number plate that is on your existing mechanical backup key (it's typically hidden behind a keychain ornament with a decorative design) and recording it in a safe place--such as in your wallet or on your phone. This will make it easier for the locksmith to reprogram the new key fob to your car should you need to do it.
If your key fob is an older smart key, it'll need to be deprogrammed by a locksmith or dealer. This could cost more than just replacing it. That's because modern key fobs use rolling-code encryption to prevent thieves from gaining access to the car. This means that locksmiths need an exclusive programming tool that only the vehicle manufacturer has, which adds to the overall expense.
In most cases, the entire service will be charged at one time. This includes any charges to reprogramme a new keyfob. This can range from $20 in certain stores to more than $200 at car dealerships, depending on the vehicle.