How to Repair Car Key Fobs

Although we test them a lot, key fobs are not impervious to destruction. They are able to be destroyed in different ways.

The most frequent issue is the battery being dead however, other issues could be much more serious. Fortunately, the majority of these issues can be solved by a simple DIY fix at home.

Dead Battery

A dead battery is the most common cause of the key fob not functioning. Fob batteries can be drained quickly, especially when they're exposed to extreme temperatures, humidity or water. Keep an extra battery in your wallet in case you need it.

The LED light will usually stop glowing when the battery in the car keys repairs near me key fob is low. The fob might also stop working at the same distance it was previously working to. In this instance, it may be necessary to re-program your key fob or replace it altogether.

Fortunately the replacement of a car key fob battery is easy. First, you need to determine the kind of battery is used. The type of battery you are using should be embossed in the back of your key fob. If you're not sure then an easy Google search can help. The key fob can be opened along the seam once you've identified the battery type. Use a flathead screwdriver, or even your fingernail, to pry apart the two halves. Then, take out the old battery and put the new one in its place. Make sure you insert the new battery with the positive (+) side facing up toward the buttons in the fob.

Some drivers don't realize that their fob is dead until they lock or unlock their car, and the buttons stop working. In some cases this problem can be resolved by reprogramming the fob however, this can be expensive and time-consuming. Another option is to call roadside assistance and see if they are able to jump your vehicle and get you back on the road.

If you've tried both of these solutions and your car still won't start, then it's time to call an expert. A certified technician can determine the computer in your car needs reconfiguring, or if your key fob only requires a new battery. They will also suggest a reputable auto repair car key shop to replace your fob's keys. Sometimes it is possible that a new fob could be the best option.

Damaged Circuit Board

Key fobs aren't indestructible, but it is able to endure a lot of physical damage. The battery, the circuit board, and buttons all get their fair amount of wear and tear over the course of time and it's crucial to be aware and take care of them to ensure that your car key fob working efficiently.

The most straightforward thing to do is to ensure that the battery inside your key fob isn't depleted. Replace the battery to see if it solves the issue. If not, you may require opening the key fob and clean the contact surfaces. It isn't easy to open some key fobs because they don't have an easy-release mechanism. You may cause damage to your fob by trying take it apart. You can buy a tool to open your key fob. However, you should follow the directions 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 many things, including dirt or moisture entering the battery compartment. Software issues or an accident firmware update could also cause this. If your key fob has stopped functioning completely, you should consider having it reprogrammed by locksmiths who specialize in this type of work.

Radio interference is a different possibility. This can occur 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, you should inquire with the other manufacturers of your device to ensure that your key fob isn't affected by their signals.

It is also possible to replace a switch or another electrical component of your key fob. This is a difficult fix however, you can find guides online that show you how to do it yourself. It is important to be cautious when doing this, though, as the circuit boards that are inside the key fob are tiny and can break easily if they are handled roughly. If you do 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 subject to a lot wear and wear and tear. They're prone to being dropped, and they often are frequently being tossed around in your purse or pocket. This jostling can sometimes cause the buttons to wear out or get stuck. If this happens it's possible that a simple adjustment will be all that's needed to make it work again.

Most modern key fobs have sensors on them that can detect when they've been used. They're made to do this to decrease the chance of someone stealing your car. If your key fob's buttons aren't responding when you press them this is a sign that they're worn out and require to be replaced.

Key fobs also have an electronic circuit inside which transmits signals to your car. Those signals include unlock and lock commands and commands to start your engine. If the circuit board inside your vehicle is damaged then your key fob may not unlock your vehicle or start the engine. Most of the time, this kind of damage is caused by water, blunt force or something that scratches the circuit board.

You'll notice that the buttons on your key fob are wearing out when you press more than usual to get them to function. Additionally the fob might stop transmitting a signal to the car remote key repair near me or have less range than before.

If you're not able to get your key fob to unlock or start your car, you need to contact a locksmith in your area immediately. They'll be able determine whether the key fob is damaged or your ignition cylinder is worn out.

Luckily, most car key fob problems aren't a major or difficult issue. Keep a spare key fob in your car always in case you end up being thrown off by a malfunctioning key. 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 vehicle's engine. They can also fix any internal damage to your key fob.

Broken Case

The case of your key fob is more than just a place to store the battery and buttons. It also houses the circuit board responsible for performing all the electrical magic when you hit 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, your key fob won't be able to operate. Sometimes, a key fob that is dead can be reset which is something your local auto locksmith or the dealership can assist you with.

Another reason why your key fob may not be functioning is that the batteries are dead. The battery can be replaced at your home. The positive side 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 kind of key fob you have, there are different ways to open it up and access the insides. A quick search online should reveal what kind of key fob yours is and what kind of battery it takes. You can then buy an alternative and take the old one out and put the new one in.

The most important thing to consider when fixing a broken car key fob is that you don't want to cause damage to the circuit board or buttons further. If you attempt to pull apart the key fob using the screwdriver or another sharp edge, it could crack the plastic or damage the case. Fortunately, a replacement for the case is inexpensive and you can get an entire fob with the electronics on eBay or Amazon for less than $40.

So, if your key fob isn't working, check to see if the batteries are depleted or whether the circuit board has been damaged. If this isn't the case, you can have it repaired quickly and easily by an expert. Otherwise, it might be time to consider an upgrade. Just be sure to check for a warranty on any used or replacement fobs that you purchase on the internet.