How to Repair Car Key Fobs
Key fobs are susceptible to damage even if we utilize them a lot. They are able to be destroyed in different ways.
The most frequent issue is an unresponsive battery, other issues can be much more serious. Fortunately, the majority of these issues can be solved with a quick DIY fix at home.
Dead Battery
A dead battery is probably the most frequent reason a car key fob stops working. Fob batteries drain quickly, especially if they're exposed to extreme temperatures, humidity, or water. It's a good idea to keep an extra battery in your wallet in case.
The LED light will typically stop glowing when the battery in your car key fob is low. The fob might be unable to function from the same distance it used to. In this case it could be necessary to re-program your key fob or replace it completely.
Fortunately the replacement of a car key fob battery is simple. Find out the type of battery used. The type of battery you are using should be stamped on the side of your key fob. If you're unsure it is, doing a quick Google search will be helpful. Once you've found the battery type you want to use, open the key fob at the seam. Make use of a flathead screwdriver or even your fingernail to separate the two halves. Then, you can remove the old battery and insert a new one in its place. Be sure to insert the new battery with the positive (+) side facing upwards towards the buttons on the fob.
Some drivers may not realize their fob is dead until they attempt to lock or unlock their vehicle and the buttons don't respond. This can be corrected by reprogramming your fob. However, it can be costly and time-consuming. Another option is to contact roadside assistance and see if they are able to jump your car and get you back on the road.
If you have tried all three of these methods and your car still won't start and you're not sure why, it's time for an expert. A certified technician can determine if your car's computer needs reprogramming, or if the fob is only in need of a new battery. They can also suggest an auto shop that will replace your key fob. In the end, sometimes a brand new fob is the most effective solution.
Circuit Board Damage
A key fob is not indestructible, but it is able to endure a lot of physical damage. Battery, circuit board and buttons are all susceptible to wear and tear. It is important to take care of these parts to ensure your key fob remains in good condition.
The easiest thing to check is to ensure that the battery inside your key fob isn't depleted. Replace the battery to see if it solves your issue. If not, you'll require opening the key fob and clean the contact surfaces. It is sometimes difficult to open some key fobs because they don't have an easy-release mechanism. You could damage the fob by trying to force it apart. You can purchase a special tool to open your key fob, but you should always adhere to the manufacturer's guidelines to avoid damaging it.
A damaged or corrupted key circuit board for the fob is another frequent issue. This could be due to many things, including moisture or dirt getting into the battery compartment. Issues with software or an accident firmware update could be the cause for this. If your key fob has stopped working completely, you should think about having it reprogrammed by an expert locksmith who specializes in this type of work.
Radio interference is another possibility. It could happen if you have other wireless devices that transmit on the same frequency, like radar detectors or home security systems. If this is the case, check with the other manufacturers of your device to ensure that your key fob isn't affected by their signals.
You may also need to replace a switch or another electrical component in your key fob. This is a difficult fix however, you can find guides online that explain how to fix it yourself. It is important to be cautious when you do this, as the circuit boards in your key fob are tiny and can break easily when handled rough. If you're doing it yourself, be sure to use an SMT switch that is of high-quality and put the switch in the correct position.
Buttons that are worn out
Car key fobs are prone to a lot wear and wear and tear. They're susceptible to being dropped and spend a lot of time moving around in your purse or pocket. This jostling can sometimes cause buttons to wear out or get stuck. A simple adjustment can solve the issue.
Modern key fobs come with sensors that can detect when they've been hit. This is because they reduce the possibility of someone taking your vehicle. If the buttons on your key fob don't work when you press them, they're worn out and should be replaced.
The circuit board inside the key fob also transmits signals to your car. Those signals include commands to unlock and lock and also commands to start your engine. If the circuit board within your vehicle is damaged, your key fob might not allow you to unlock or start your engine. This type of damage is usually caused by blunt force or water.
You'll notice that the buttons on your key fob are deteriorating If you're finding yourself pressing the buttons more than usual to get them to work. In addition the fob might cease transmitting signals to the car or have less range than it did prior to.
Contact a locksmith right away if you are not able to use the key fob to start your car. They can tell if the key fob is damaged or your ignition cylinder is worn out.
Fortunately, most key fobs for cars problems aren't too difficult or serious. The best way to avoid being taken by surprise by an issue with your key fob is to have an extra key in your possession at all times. This will ensure that you're not left stranded somewhere due to the loss or malfunction of your key. If you lose your spare key, a professional locksmith can reset it to work with your car's engine. They'll also be able to fix any internal damage that has been caused to the key fob.
Broken Case
The case of a key fob does more than protect the batteries and buttons. car key fob repair near me houses the circuit board responsible for doing all of the electrical magic when you press the button on your key fob. This board takes the signal from your key fob and transmits it to your car.
The key fob won't function if the board is damaged. A dead key fob may only need to be reprogrammed by a local auto locksmith, or dealer.
Batteries could be the cause of your key fob not working. This is a simple fix that you can do at home by replacing the battery. The good news is that you can get an alternative battery online or at your local auto parts store since these batteries are not exclusive to key fobs.
Depending on the type of key fob, there are a variety of ways to open it up and get inside. A quick search on the internet will show you which type of key fob yours is and what kind of battery it uses. From there, you can buy an alternative and then simply pop the old one out and the new one in.
When repairing a broken key fob, the main goal is not to harm the circuit or buttons further. If you attempt to pull apart the key fob using an instrument like a screwdriver or any other sharp edge, it can crack the plastic or damage the case. Fortunately, a replacement for the case is inexpensive and you can purchase the entire fob and the electronics on eBay or Amazon for less than $40.
If your key fob doesn't work, you should check if you've damaged the circuit board or the batteries. If that's not the situation, a professional could repair it for you quickly and cost-effectively. In the event that it isn't, it's the time to purchase a replacement. Be sure to check the warranty on any replacement or used fobs that you purchase on the internet.