How to Repair Car Key Fobs

Although we test them a lot keys are not indestructible. They are able to be destroyed in different ways.

Other issues could be more grave than an unresponsive battery. Most of these issues can be resolved with a simple fix at home.

Dead Battery

A dead battery is probably the most common reason the car key fob stops functioning. Fob batteries tend 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.

It is easy to tell when your car key fob's battery is running low because the LED light will cease to blink. The key fob could also stop working at the same distance that it used to. In this instance it might be necessary to re-program your key fob or replace it completely.

It is easy to replace the battery in a car keyfob. Find out the kind of battery used. The type should be engraved on the side of the fob. If you're unsure, a quick Google search will help. Once you've identified the battery type, open the key fob near the seam. You'll need a small flathead screwdriver or even your fingernail pry the two halves apart. Remove the old battery and replace it with a brand new one. Make sure to insert the new battery with the positive (+) side facing upwards towards the buttons on the fob.

Some drivers aren't aware that their fob is dead until they lock or unlock their car, and the buttons no longer work. In some cases this issue can be resolved by reprogramming the fob however, it can be costly and time-consuming. You can also contact roadside assistance to see whether they can restart your car and get it back on the road.

If you've tried both solutions and your car still doesn't start, it's the right time to call an expert. A qualified technician can determine whether your car's computer requires reconfiguring, or if your key fob simply needs an upgrade in battery. They can also recommend a reliable auto repair shop to replace your fob's keys. In the end, though it is not always the case that a new fob is the best solution.

Circuit Board Damage

The key fob isn't indestructible, but it is able to withstand a lot of physical harm. The circuit board, battery and buttons are all susceptible to wear and tear. It is important to take care of these components to keep your key fob in good condition.

Check that the battery is still working on your key fob. Replace the battery to determine if it resolves your issue. If this doesn't work, you might need to open the fob and clean its contact surfaces. It can be difficult to open certain key fobs due to the fact that they do not have an easy-release mechanism. You may cause damage to your fob by trying take it apart. You can purchase a specific tool to open your key fob, but you should always follow the manufacturer's instructions to avoid damaging it.

A damaged or defective key fob circuit board is another frequent issue. It can be caused by many things, including dirt or moisture entering the battery compartment. Issues with software or an accident firmware update could also cause this. If your key fob has stopped working completely, you should consider having it reprogrammed by a locksmith that specializes in this type of work.

Radio interference is another possibility. This can occur if you have other wireless devices that transmit on the same frequency, such as radar detectors or home security systems. If this is the case, you should contact the manufacturer of the other device to ensure that your key fob won't be affected by their signals.

It's also possible that your key fob has a bad switch or other electrical component that must be replaced. You can find online guides that will guide you through the process of fixing this yourself. It is important to be cautious when you do this, as the circuit boards inside your key fob are tiny and easily break in the event of rough handling. If you're doing this yourself, be certain to use a top quality SMT switch and solder it in place correctly.

In a state of wear Out Buttons

Car key fobs are prone to quite a bit of wear and wear and tear. They are prone to being dropped and often spend a lot of time jostled around in your purse or pocket. Sometimes, this jolting can cause buttons to wear out or become stuck. A simple adjustment can solve the problem.

The majority of modern key fobs have sensors that tell if they've been pressed. This is because they lower the possibility of someone taking your vehicle. If your key fob's buttons don't respond when pushed, repair Car Key that's an indication that they're worn out and require to be replaced.

Key fobs also have a circuit board inside them that transmits signals to the car. Those signals include commands to unlock and lock and commands to start your engine. If the circuit board inside is damaged, then your key fob will not unlock or start your engine. Typically, this type of damage is caused by water, force blunt, or something scratching the circuit board.

If you're forced to press the buttons harder than normal to make them function, then your fob's buttons are becoming worn out. Your fob could also stop sending a signal to your car or have a lower range.

If you're not able to unlock your key fob, unlock or start your car, it's important to call a locksmith near you immediately. They can determine if the key fob is damaged or your ignition cylinder is worn out.

Fortunately, the majority of car key repair cost keyfob problems aren't complicated or serious. The best way to avoid being caught off guard by an unresponsive key fob is to keep a spare in your possession at all times. You'll never be caught in the middle due to an unresponsive or lost key. If you lose your spare key a professional locksmith can rekey it to work with your car's engine. They'll also be able repair any internal damage that may have occurred on your key fob.

Broken Case

The case of your key fob is more than just a place to store the buttons and battery. It also houses the circuit board responsible for all the electrical magic when you press the button on your key fob. The circuit board relays the signal from your keyfob to your car.

If this board is damaged or dead your key fob will not be able to function. Sometimes, a key fob that is dead may need to be reprogrammed, which is something your local auto locksmith or dealership can assist you with.

Batteries may be the cause your key fob's battery not working. This is a simple solution that can be done at home by replacing the battery. The good thing is that you can find an alternative battery on the internet or at a local auto parts store since these batteries aren't exclusive to key fobs.

Depending on the type of key fob, there is different ways to open it up and gain access to the inside. A quick search online should identify the type of key fob you have and the type of battery it takes. You can then purchase an alternative and take the old one out and then put the new one into.

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. Trying to pry apart the key fob using an edge that is sharp like screwdrivers can break the case or damage the plastic. A replacement case isn't expensive and you can buy a complete fob assembly including the electronics on eBay or Amazon for under $40.

If your key fob does not work, you should check if you've damaged the circuit board or the batteries. If that's not the case, a professional will repair it for you quickly and cost-effectively. If not, it might be time to replace the fob. Just be sure to check for a warranty on any used or replacement fobs you purchase online.