How to Repair Car Key Fobs

Although we use them numerous times, key fobs are not impervious to destruction. They can break down in various ways.

Other issues could be more serious than the battery being dead. Fortunately, many of these issues can be solved by a simple DIY fix at home.

Dead Battery

A dead battery is likely the most common reason why the car key fob stop working. Fob batteries are known to drain quickly, especially if they are exposed or cold temperatures, humidity or water. Keep an extra battery in your wallet in case you need it.

You can usually tell when the battery in your car key fob is depleted because the light on the LED will stop glowing. The fob may also stop working at the same distance it was previously working to. In this instance the key fob could need to be reprogrammed or replaced altogether.

Fortunately replacing the battery in a car key fob is a simple task. Find out the type of battery that is used. The type of battery should be engraved on the back of the fob. If you're not sure then a quick Google search will be helpful. Once you've identified the type of battery, open the key fob at the seam. You'll need a small flathead screwdriver or your fingernail to split the two halves. Remove the old battery, Repair Car Key and replace it with a new one. Insert the new battery so that the positive (+) face is facing the buttons on the fob.

Some drivers aren't aware that their fob has died until they lock or unlock their vehicle and the buttons don't work anymore. This can be corrected by reprogramming the fob. However it can be costly and time-consuming. You can also contact roadside assistance to see whether they can start your car and get it back on the road.

If you've tried both solutions and your car still doesn't start, it's time to speak with an expert. A qualified technician can determine if the vehicle's computer system requires reprogramming or the fob simply requires a replacement battery. They can also suggest an auto shop that will replace your key fob. Sometimes it is possible that a new fob could be the best option.

Circuit Board Damage

A key fob can take some physical abuse and is not impervious to destruction. The circuit board, battery 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 working order.

Verify that the battery still working in your key fob. If it is, replace the battery and check if it fixes your issue. If this does not work, you might need to open the fob and clean the contact surfaces. This can be a challenge because some key fobs don't have easy-release mechanisms to open them up, and you can easily harm your device if you try to force it apart. You can purchase a specific tool to open your key fob, however you should always follow the manufacturer's instructions to avoid damaging it.

Another problem that is frequently encountered is a damaged or corrupted circuit board on the key fob. It can be caused by various factors, such as dirt or moisture that gets into the battery compartment software problems, or even an accidental firmware update. If your key fob has stopped working, you may be interested in getting it reprogrammed. This can be accomplished by a locksmith who is skilled in this type of work.

Radio interference is also a possibility. This can occur in the event that you have other wireless devices that transmit on the same frequency, for example, 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.

You may also need to replace a switch or an electrical component inside your key fob. You can find online guides that guide you through the process of fixing this yourself. You should be careful to be careful, however, since the circuit board that is inside your key fob is small and can easily break if handled with care. If you're doing this yourself, ensure you make use of an SMT switch of good quality and put the switch in the correct position.

Worn Out Buttons

Car key fobs can get quite a bit of wear and wear and tear. They are prone to getting dropped and spend a lot of time in your purse or pocket. Sometimes, this jolting can cause the buttons to become worn out or stuck. Simple adjustments can resolve the issue.

Most modern key fobs have sensors on them that can detect if they've been pressed. This is because they reduce the chances of someone stealing your vehicle. If the buttons on your key fob aren't responding when pushed it's a sign that they're worn out and need to be replaced.

The circuit board in the key fob also sends signals to your repair car keys. These signals include commands to unlock and lock your car, and commands to start the engine. If the internal circuit board is damaged, then your key fob will not allow you to unlock or start your engine. This kind of damage is typically caused by blunt force or water.

You'll notice that the buttons on your key fob are deteriorating if you find yourself pressing the buttons more than usual to get them to work. Your fob might not be sending an alert to your vehicle or have a shorter range.

If you're unable to get your key fob to unlock or start your car, it's important to contact a locksmith in your area immediately. They can determine if your key fob is damaged or if the cylinder in your ignition is worn out.

Fortunately, most car key fob issues aren't serious or complicated. Keep an extra key fob in your car at all times to avoid being surprised by a malfunctioning one. You'll never be caught in the middle because of an issue with your key or a lost one. If you have lost your spare key, a professional locksmith can reset it to work with your car's engine. They can also fix any internal damage to the key fob.

Broken Case

The case of the key fob is more than just protect the batteries and buttons. It also houses the circuit board that is responsible for performing all the electrical magic when you hit the button on your key fob. This board transmits the signal from your keyfob to your car.

If the board is damaged or dead, your key fob won't be able to function. Sometimes, a dead key fob will just need to be reprogrammed which is something your local auto locksmith or dealership can help you with.

Another reason why your key fob might 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 positive side is that you can find an alternative battery on the internet or at your local auto parts store since the batteries aren't limited to key fobs.

There are a variety of ways to open a key fob and get inside, based on the kind. A quick search online should reveal what kind of key fob you have and what kind of battery it uses. From there, you can purchase the replacement and simply take the old one out, and then the new one in.

The biggest concern when repairing a broken car key fob is that you don't want to damage the circuit board or buttons any further. When you try to break a key fob with a hard edge like screwdrivers can break the case or crack the plastic. Luckily, a replacement case is cheap and you can buy an entire fob with the electronics on eBay or Amazon for less than $40.

So, if your key fob isn't functioning, check to see if the batteries are dead or Repair car key if the circuit board has become damaged. If this is not the situation, you can get it repaired quickly and inexpensively by an expert. If not, it could be time to replace the fob. Make sure you check the warranty of any fob replacement or used that you purchase on the internet.