How to Repair Car Key Fobs
Although we test them many a times, key fobs are not indestructible. In fact, they can break down in many different ways.
Other issues could be more important than the battery being dead. Many of these issues can be resolved by a quick fix at home.
Dead Battery
A dead battery is probably the most frequent reason the car key fob stops working. Fob batteries drain quickly, especially if they're exposed to extreme conditions like humidity, temperatures or even water. Keep an extra battery in your wallet in case you need it.
The LED light will typically stop blinking when the battery in the car key fob is running low. It is also possible that the fob won't function at the same distance it used to. In this instance the key fob might need to be programmed again or replaced altogether.
Fortunately replacing the battery in a car key fob is a simple task. First, determine what kind of battery is being used. The type of battery should be engraved on the side of your key fob. Google can help you in case you're unsure. Once you have found the kind of battery you want you want to use, open the key fob near the seam. Make use of a flathead screwdriver or even your fingernail, to pry apart the two halves. Then, remove the old battery and insert an alternative one in its place. Place the new battery in such a way that the positive (+) face is facing the buttons on the fob.
Some drivers aren't aware that their fob is dead until they lock or unlock their car and the buttons don't work anymore. This can be fixed by reprogramming the fob. However it could be costly and time-consuming. Another option is to contact roadside assistance and ask them to jump your vehicle and get you back on the road.
If you've tried both of these solutions and your car is still unable to start and you're not sure why, it's time to call a professional. A trained technician can determine if the vehicle's computer system requires reprogramming or if the fob requires a replacement battery. They can also recommend a reputable auto shop to replace your key fob. Sometimes, however, a new fob might be the best option.
Circuit Board Damage
Key fobs aren't indestructible, but it is able to be able to withstand a variety of physical harm. Battery, circuit board and buttons are all subject to wear and wear and tear. It is essential to take care of these parts to ensure that your key fob is in good working order.
Make sure that the battery still working in your key fob. Replace the battery to determine if it resolves your problem. If not, you might need to open the key fob and clean the contact surfaces. This can be difficult since some key fobs don't have easy-release mechanisms to open them, and you can easily end up damaging your key fob if attempt to break it. You can purchase a specific tool for opening your key fob. But, car key fob repairs must adhere to the guidelines of the manufacturer to avoid damaging it.
A damaged or damaged key circuit board for the fob is another frequent issue. It can be caused by a number of things, such as dirt or moisture getting into the battery compartment software problems or even an unintentional firmware update. If your key fob isn't working completely, you should consider having it reprogrammed by locksmiths who specialize in this kind of work.
Radio interference is also a possibility. It could happen when you have other wireless devices that transmit on the same frequency, such as radar detectors or home security systems. If this is the situation you need to get in touch with the manufacturer of the other device to ensure that your key fob will not be affected by their signals.
It's also possible that your key fob may have an issue with the switch or another electrical component that needs to be replaced. You can find online guides that show you how to fix this yourself. You should be careful to be careful, however, since the circuit board in your key fob is small and could easily break if handled with care. If you're doing this yourself, be certain to use a top quality SMT switch and solder it into place properly.
Buttons that are worn out
Car key fobs are prone to a lot wear and wear and tear. They are prone to getting dropped and spend a lot of time being jostled in your pocket or purse. Sometimes, this can cause the buttons to wear out or become stuck. Simple adjustments can resolve the issue.
Modern key fobs are fitted with sensors that detect when they have been hit. This is due to the fact that they decrease the chances of someone stealing your vehicle. If the buttons on your key fob don't respond when pushed it's a sign that they're worn out and require to be replaced.
The circuit board inside the key fob also sends signals to your car. These signals include commands to unlock and lock your car, as well as instructions to start the engine. If the circuit board within your vehicle is damaged, then your key fob might not be able to unlock or start your engine. This kind of damage is typically caused by blunt force or water.
You'll be able to tell that the buttons on your key fob are deteriorating If you're finding yourself pressing them harder than normal to get them to function. In addition, your fob may stop sending a signal to the car or have less range than before.
If you're not able to get your key fob to unlock or start your car, it's important to contact a locksmith near you immediately. They'll be able to determine whether the key fob is damaged or if your ignition cylinder is worn out.
Fortunately, the majority of car keyfob issues aren't very complicated or even serious. Keep an extra key fob in your vehicle at all times to avoid being thrown off by a malfunctioning device. You'll never be stranded because of an issue with your key or a lost one. If you lose your spare key a professional locksmith can reset it to work with your car's engine. They can also fix any internal damage to your key fob.
Broken Case
The case of the key fob does more than just shield the batteries and buttons. It also houses the circuit board responsible for all the electrical magic when you press the button on your key fob. This board transmits the signal from your key fob to your car.
If this board is damaged or dead the key fob won't be able to operate. Sometimes, a dead key fob will just need to be reset which is something that your local auto locksmith or dealership can help you with.
Batteries could be the cause the key fob's not working. The battery can be replaced at your home. The good news is that you can locate the replacement battery on the internet or at a local auto parts shop since these batteries are not exclusive to key fobs.
There are a variety of ways to open up a key fob to get inside it, depending on the type. A quick search online should show you which type of key fob you have and the type of battery it takes. You can then buy an alternative and take the old one out and then put the new one in.
When fixing a damaged key fob, the most important concern is not to destroy the circuit or buttons more. Trying to pry apart the key fob using a hard edge like a screwdriver could damage the case or even scratch the plastic. Luckily, a replacement case is inexpensive and you can get the entire fob and the electronics from eBay or Amazon for less than $40.
If your key fob does not work, check if you've damaged the circuit board or batteries. If this is not the case, you can have it repaired quickly and inexpensively by an expert. Otherwise, it might be the time to purchase a replacement. Just be sure to check for a warranty on any replacement or used fobs you purchase online.