How to Repair Car Key Fobs

Key fobs can be damaged, even if we use them often. In fact, they are able to break down in a variety of ways.

While the most common issue is an unresponsive battery, other issues can be much more serious. Many of problems can be fixed with a simple fix at home.

Dead Battery

A dead battery is the most frequent cause of a key fob not working. Fob batteries can deplete quickly, especially if they are exposed to extreme heat or cold temperatures, humidity or even water. Keep an extra battery in your wallet in case you need it.

The LED light will generally stop glowing when the battery in the car key fob is running low. It's also possible that your key fob will no longer work at the same distance it used to. In this instance the key fob might need to be programmed again or replaced completely.

Fortunately replacing a car key fob battery is simple. Find out the type of battery used. The type of battery you are using should be embossed in the side of your key fob. If you're not sure it is, a quick Google search can help. Once you've found the type of battery, open the key fob near the seam. You will need to use an small screwdriver with a flat head or even your fingernail break the two halves. Then, remove the battery that was removed and replace it with the new one in its place. Then, insert the new battery so that the positive (+) face is facing the buttons on the fob.

Some drivers may not be aware the fob is dead until they try to lock or unlock their vehicle and the buttons don't respond. This can be fixed by reprogramming your fob. However, it can be costly and time-consuming. You can also call roadside assistance to see whether they are able to jumpstart your vehicle and get it back on the road.

If you have tried all three of these methods but your car won't start then it's time to call an expert. A certified technician can determine whether your car remote key repair Shop near me's computer requires reconfiguring, or if your key fob is only in need of replacement batteries. They will also suggest a reputable auto shop to replace your fob's keys. Sometimes, however, a new fob may be the best solution.

Damaged Circuit Board

Key fobs aren't impervious to destruction, but it can endure a lot of physical harm. The battery, circuit board, and buttons all get their fair share of wear and tear over the course of time, so it's important to be on guard and take care of them to keep your car key fob functioning efficiently.

Make sure that the battery still working in your key fob. If it is, replace the battery and see if that fixes your issue. If this doesn't work, you may need to open the fob and clean the contact surfaces. This can be difficult since some key fobs don't have easy-release mechanisms to unlock them and you may harm your device if you try to force it apart. You can purchase a special tool to open your key fob, however you should always adhere to the manufacturer's guidelines to avoid damaging it.

Another common problem is a damaged or corrupted circuit board inside the key fob. This can be caused by numerous factors, such as dirt or moisture getting into the battery compartment. Issues with software or an unintentional firmware update may also cause this. If your key fob isn't working, you may want to consider having it reprogrammed. This can be done by a locksmith who specializes in this type of work.

Radio interference is another possibility. This can happen if there are other wireless devices transmitting at the same frequency as your key fob, such radar detectors or home security systems. If this is the case, check with the other device manufacturers to ensure that your key fob's signal isn't affected by their signals.

It's also possible that your key fob has a bad switch or other electrical component that should be replaced. You can find online guides that guide you through the process of fixing this yourself. Be cautious when doing this because the circuit boards that are inside your key fob are tiny and are susceptible to breaking if they are handled roughly. If you decide to do this yourself, be sure to use a high quality SMT switch and then solder it in place correctly.

Out Buttons Out Buttons

Car key fobs are prone to a lot of wear and wear and tear. They are more prone to being dropped and spend a lot time being jostled in your purse or pocket. Sometimes, this jostling can cause buttons to wear out or stuck. If this happens, a simple adjustment may be all that's needed to restore the button's functionality.

Modern key fobs are equipped with sensors that are able to detect when they've been press. They're made to do this to lower the risk of thieves stealing your car. If the buttons on your key fob don't respond when you press them, they're damaged and should be replaced.

Key fobs also have an internal circuit board that transmits signals to the car. These signals include commands to unlock and lock your car, as well as commands to start your engine. If the internal circuit board is damaged, then your key fob may not unlock or start your engine. This kind of damage is typically caused by water or blunt force.

You'll be able to tell that the buttons on your key fob are wearing out if you find yourself pressing the buttons more than normal in order to get them working. In addition your fob could stop sending a signal to the car or it'll have less range than it did prior to.

Contact a locksmith right away when you're not able to use your key fob to access your vehicle. They can determine if the key fob is damaged or the cylinder in your ignition is worn out.

Fortunately, the majority of car key fob problems aren't a major or difficult issue. The best way to avoid being caught off guard by an issue with your key fob is to have an extra in your pocket at all times. This will ensure that you're not stuck in a bind due to a lost or malfunctioning 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 has occurred to your key fob.

Broken Case

The case of the key fob is more than just protect the batteries and buttons. The case also houses the circuitry that does all the electrical magic every time you press the button on your key fob. The circuit board receives the signal from your key fob and sends it to your car.

If the board is damaged or dead, your key fob won't be able to function. A dead key fob might only need to be reprogrammed by your local auto locksmith or dealer.

Batteries could be the cause of your key fob not working. This is a quick fix that can be accomplished at home by replacing the battery. The positive side is that you can get the replacement battery on the internet or at a local auto parts store since the batteries aren't limited to key fobs.

Depending on the type of key fob, there is 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 you have and the type of battery it takes. You can then buy a new replacement and pop the old one out and put the new one in.

When fixing a damaged key fob key repair, the most important concern is not to destroy the circuit or buttons in any way. If you attempt to pull away the key fob with the screwdriver or another sharp edge, it could crack the plastic or damage the case. A replacement case isn't expensive and you can purchase a complete fob assembly including the electronics on eBay or Amazon for less than $40.

If your key fob isn't functioning look into whether the batteries are depleted or if the circuit board has been damaged. If this isn't the case, a professional can repair it quickly and cost-effectively. If not, it could be time to consider a replacement. Make sure you check for a warranty on any used or replacement fobs you purchase online.