How to Repair Car Key Fobs
Key fobs can become damaged, even if we use them often. In fact, they are able to be destroyed in a variety of ways.
The most frequent issue is the battery being dead, other issues can be much more grave. Fortunately, the majority of these issues can be solved by making a quick DIY fix at home.
Dead Battery
A dead battery is probably the most common reason why the car key fob stop working. Fob batteries are known to drain quickly, particularly if they are exposed to hot or humid temperatures or water. Keep an extra battery in your wallet in case you require it.
The LED light will generally stop blinking when the battery in the car key fob is running low. It's also possible that your key fob will no longer work from the same distance it did in the past. In this instance, it may be necessary to reprogram the key fob or replace it completely.
It is easy to replace the car keyfob battery. Find out the type of battery used. The type should be engraved on the side of the fob. If you are not sure, a quick Google search will be helpful. Once you've found the battery type you want to use, open the key fob at the junction. Use a flathead screwdriver, or your fingernail to break the two halves. Remove the old battery, and replace it with a new one. Be sure to insert the new battery with the positive (+) side facing towards the buttons on the fob.
Some drivers might not be aware that their fob is dead until they try to lock or unlock their vehicle and the buttons don't respond. This can be fixed by reprogramming the fob. However it can be time-consuming and expensive. You can also contact roadside assistance to determine whether they can jumpstart your car and get it back on the road.
If you've tried all of these options but your car won't start, then it's time for an expert. A trained technician can tell whether your car's computer requires reconfiguring, or if your key fob only requires replacement batteries. They can also recommend an auto shop to replace the key fob. In the end, though sometimes, a brand new fob is the best solution.
Circuit Board Damage
Key fobs aren't indestructible, but it is able to be able to withstand a variety of physical damage. Battery, circuit board and buttons are all susceptible to wear and wear and tear. It is essential to take care of these parts to ensure your key fob remains in good condition.
The easiest way to test is to make sure the battery in the key fob isn't dying. Replace the battery to see if it fixes the issue. If this doesn't work, you may have to open the fob and clean its contact surfaces. It isn't easy to open certain key fobs since they do not have an easy-release mechanism. You can cause damage to your fob by trying to take it apart. You can buy a tool for opening your key fob. However, you should adhere to the guidelines of the manufacturer to avoid damaging it.
Another issue that is common is a damaged or corrupted circuit board inside the key fob. This can be due to many things, such as moisture or dirt that gets into the battery compartment software problems, or even an accidental firmware update. If your key fob isn't working completely, you should think about having it reprogrammed by an expert locksmith who specializes in this kind of work.
Radio interference is also a possibility. It could happen in the event that you have other wireless devices around that transmit at the same frequency, like radar detectors or home security systems. If this is the case, consult with other manufacturers of the device to make sure that your key fob's signal isn't affected by their signals.
There may be a need to replace a switch or an electrical component of your key fob. You can find online guides that guide you through the process of fixing this yourself. Be cautious when doing this, though because the circuit boards inside your key fob are tiny and easily break when handled rough. If you're doing this yourself, be sure to use a good quality SMT switch and solder it into place properly.
Worn Out Buttons
Car key fobs are susceptible to a lot wear and wear and tear. They are more prone to being lost and spend a significant amount of time in your purse or pocket. The jolting can cause the buttons to wear out or become stuck. A simple adjustment can fix the problem.
Modern key fobs come with sensors that are able to detect when they've been hit. This is because they reduce the chance of someone else 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 transmits signals to your car. key repair include commands to unlock and lock your car, as well as commands to start your engine. If the circuit board within your vehicle is damaged, then your key fob might not allow you to unlock or start your engine. Generally, this kind of damage is caused by water, force blunt or something that scratches the circuit board.
If you have to press the buttons more than normal to get them to function, then your key fob's buttons are getting worn out. Additionally your fob could stop transmitting a signal to the car or it'll have less range than it did prior to.
If you're unable get your key fob to unlock or start your car, it's important to call a locksmith near you immediately. They'll be able to determine whether the key fob is damaged or the ignition cylinder has worn out.
Fortunately, the majority of car key fob problems aren't serious or complicated. Keep an extra key fob in your vehicle always in case you end up being surprised by a malfunctioning key. This will ensure that you're never stuck in a bind because of an unreliable or lost key. If you lose your spare key, an expert locksmith can rekey it to work with your car's engine. They'll also be able to repair any internal damage that's occurred on your key fob.
Broken Case
The case for your key fob is more than just a place to store the buttons and battery. The case also houses the circuitry that performs all the electrical magic when you press the key fob button. The board transmits the signal from your keyfob to your car.
If the board is damaged or dead the key fob won't be able to function. A dead key fob might only need to be reprogrammed by your local auto locksmith or dealership.
Another reason your key fob may not be working is that the batteries are dead. This is a simple solution that can be done at home by replacing the battery. The good news is that you can get an alternative battery on the internet or at a local auto parts shop since these batteries aren't exclusive to key fobs.
There are many ways to open up a key fob to get inside it, depending on the type. A quick search on the internet will show you which type of key fob yours is and the type of battery it requires. From there, you can purchase a replacement and easily pop the old one out and the new one in.
When fixing a damaged key fob, the primary goal is not to harm the circuit or buttons in any way. If you attempt to pry apart the key fob using an instrument like a screwdriver or any other sharp edge, it could crack the plastic or break the case. Fortunately, a replacement for the case is inexpensive and you can purchase a whole fob assembly with the electronics on eBay or Amazon for less than $40.
If your key fob isn't functioning, check to see if the batteries are dead or if the circuit board has been damaged. If that's not the situation, a professional could repair it for you quickly and inexpensively. Otherwise, it might be the time to purchase a replacement. Be sure to check the warranty on any replacement or used fobs purchased online.