Key Fob Replacement and Repair
The key fobs found in modern vehicles are very efficient and are subject to lots of abuse. Often just a simple repair or replacement is all that's needed to make them work again.
Most fobs utilize flat-watch-style batteries that can be found in auto parts stores. Before you call an expert, you can try a few DIY solutions!
Dead Key Fob Battery
The key fob battery powers the remote feature in your car and, with push-to-start vehicles it allows it to start your engine. It is therefore important to maintain a functional and healthy battery. When you're on the move and your key fob is not working, it can cause a lot of trouble. A simple, low-cost replacement will solve the issue quickly.
The most common sign that a battery on a key fob is dying is the loss of signal strength and range. You might also notice that the buttons on your key fob are not working or require more effort.
A new key fob is available in the auto part section of a large retailer or on the internet. They are typically CR2032 and CR2025 and are sold in packs of 2 or more. Check out the owner's manual before you purchase the correct battery. Some cars require a particular size or type of battery that isn't always available at big-box stores So, make sure you be aware of the correct specifications before you purchase.
Typically the battery is situated in the back of your key fob and can be removed by prying the case open with an abrasive screwdriver with a flat blade. The battery will look like an ordinary coin and will be labeled based on its size. Be sure to note down the orientation of the plus and minus symbols so that you can insert the battery correctly. After the battery has been replaced, gently snap the two pieces of the fob back together and test the buttons.
It's important to note that if your key fob continues to stop functioning, even after a battery replacement, it may be deprogrammed. In this scenario you'll need to call a locksmith for help, which will cost a little more than simply replacing the key fob battery.
YourMechanic's experienced mechanics can repair your key fob if it's damaged or the battery has failed. Set up an appointment to review all the services we offer in your local area.
Weak Signals
If your key fob isn't able to respond to the buttons on the remote it could be a sign that the signaling is not working correctly. Your car and key fob are dependent on radio signals to communicate, so weak or inconsistent signals can cause poor performance and range.
Checking the battery level of your fob is a good idea, as it can have a significant impact on signal sensitivity. It's also worth resetting the settings on your fob that can help bring back the same response from the car. The process varies from vehicle to vehicle, so the owner's manual or a call to the help line of the manufacturer is likely to be the best source of information here.
Other factors can cause weak fob signals, including interference from other devices that operate on the same frequency as your key fob. Power lines as well as other key 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 in your vehicle.
Finally physical damage to your key fob may also interfere with the transmission of RF signals, which may result in poor range and performance. A blown fuses, a broken or cracked button or a bent case on the fob could all affect the signal transmission and cause the remote to not to function properly.
You can resolve the issue by resetting the settings on your fob or by replacing the battery. If your fob has become old and worn, it could be the right time to replace it.
Also, don't forget if you have an extra key fob which is included with your vehicle, it could be used instead of the primary remote in case it begins to fail. Try this method first to determine if you can solve the issue prior to buying another remote. If not, it could be the perfect moment to call a professional auto locksmith. They'll be able to identify the issue and recommend the best solution.
Physical Damage
It's not unusual for key fobs to have issues from time to time. The majority of these issues are not complex or difficult to fix and can be solved with a few simple steps. car key repair near me 's a good idea also to keep spare batteries or an additional fob on hand in case your key ceases to work.
The most frequent cause for car keys not working is the battery is dead. These small devices depend on tiny lithium-ion coin or button cell batteries to function. They can be replaced and can be purchased in most pharmacies and stores. You can open the case of the fob using a screwdriver with a flat head and gently remove the battery that you have. Ensure that it is not loose or damaged and then simply pop in a new battery. Most fobs require CR2032 batteries. However, yours may require a different type.
The fob may not be responding to buttons after losing its connection to the vehicle. This could be due to various reasons, such as changing the batteries. However, an auto Locksmith or local dealership is usually able to solve the issue.
If none of the solutions above work, you can try this trick: unplug the batteries from the car and the fob for a short period of time and then reconnect them in reverse order. This can force a restart within the system, and in some cases, this alone will fix the problem without doing any of the other steps.
Keep the fob clear of water or other sources of harm while you're playing around. The fob is a durable device but you need to take care with it to ensure it lasts for as long as you can.
If the above troubleshooting suggestions aren't working, it could be time to think about replacing your key fob. If yours has been dropped, trodden on or subjected to other harsh environmental conditions it could be beyond repair and may require an upgrade. If that's the case, make sure to shop around to find a bargain before making your final choice.
Lost Fob
Even with the best of care, it's a fact of life that car key fobs may occasionally stop working. It's costly to replace yours when it is lost, especially when you don't have an alternative. "You may end up spending $50 or more for an equivalent replacement from the dealer and have it programmed, and an additional mechanical backup which will cost at most another $100," says Mel Yu who is an automotive analyst at Consumer Reports.
One of the most common reasons for a key fob to stop working is a basic problem, such as an insufficient battery. If you know how to change the battery, or if the owner's guide has instructions, you can try it yourself. If this doesn't resolve the issue, it's time to get help from an expert.
A locksmith can help to find or replace your lost key fob. They'll also have an idea of the reason your fob was not functioning in the first place. If your vehicle is an older model that has no smart technology built-in it is possible to save cash by locating the key number plate on your existing mechanical backup key (it's typically hidden behind a decorative keychain) and recording it in a secure location, such as your wallet or on your phone. This can make it easier for a locksmith to reprogram the new key fob to your car should you require it.
If your key fob is an older smart key, it will need to be deprogrammed by a locksmith or car dealer. This can cost more than just replacing it. Modern key fobs are protected by rolling-code encryption which stops thieves from gaining access to the car. This means that the locksmith must have an exclusive programing tool that only the car manufacturer is equipped with, which adds to the overall expense.
In the majority of instances, the entire service will be charged at the same time. This includes all costs for reprogramming a new keyfob. Based on the car, that can run from $20 at some stores to $200 or more at a car dealer.