10 Ways To Create Your Repair Car Key Empire
How to Repair Car Key Fobs
Key fobs can become damaged even if we use them frequently. They can be destroyed in different ways.
While the most common issue is an unresponsive battery however, other issues could be much more serious. Luckily, most of them can be resolved by a simple DIY fix at home.
Dead Battery
A dead battery is the most common reason for a key fob not working. Fob batteries tend to drain quickly, especially when they are exposed to extreme heat or cold temperatures, humidity, or water. Keep an extra battery in your wallet in case you require it.
The LED light will usually cease to blink when the battery in your car key fob is low. It's also possible that your key fob won't work at the same distance it did in the past. In this case, the key fob may require reprogramming or replaced altogether.
Fortunately, replacing the battery in a car key fob is a simple task. First, you need to determine the type of battery is used. The type should be engraved on the back of the fob. If you're not sure then an easy Google search will be helpful. Once you've found the kind of battery you want and the key fob, you can open it at the seam. You will need to use an small screwdriver with a flat head or even your fingernail break the two halves. Remove the old battery, and replace it with a brand new one. Place the new battery in such a way that the positive (+) face is facing the buttons on the fob.
Some drivers may not be aware their fob is dead until they attempt to lock or unlock their car and the buttons aren't responding. In some cases this problem can be resolved by reprogramming the fob, however, it can be costly and time-consuming. You can also call roadside assistance to determine whether they are able to restart your car and get it back on the road.
If you've tried both solutions and your car still doesn't turn on, it's time to call an expert. A certified technician can determine if your car's computer needs reconfiguring, or if your key fob only requires a new battery. They will also suggest a reputable auto repair shop to replace your fob's key. Sometimes an entirely new fob may be the best solution.
Circuit Board Damage
A key fob is able to withstand many physical abuses and isn't indestructible. The battery, the circuit board and buttons will all experience their fair amount of wear and tear with time and it's crucial to be vigilant and take care of them in order to keep your car key fob functioning efficiently.
The easiest way to test is that the battery in your key fob isn't dead. Replace the battery to determine if it resolves your issue. If not, you may need to open the key fob and clean the contact surfaces. This can be tricky since some key fobs don't have easy-release mechanisms that allow you to open them up and you may harm your device if you try to pull it apart. You can purchase a special tool to open your key fob, however you should always follow the manufacturer's instructions to avoid damaging it.
A damaged or defective key circuit board for the fob is another frequent issue. It can be caused by various factors, such as dirt or moisture that gets into the battery compartment, software issues or even an accidental firmware update. If your key fob has stopped functioning, you might be interested in getting it replaced. 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, such as radar detectors or home security systems. If this is the case, inquire with the other manufacturers of the device to make sure that your key fob isn't affected by their signals.
You may also need to replace a switch or other electrical component inside your key fob. You can find online guides that show you how to fix this yourself. Be cautious when doing this, however, because the circuit board in your key fob is small and could easily break if handled roughly. If you're doing this yourself, be sure to use an SMT switch of good quality and solder the switch in place in a proper manner.
Buttons that are worn out
Car key fobs are susceptible to a lot wear and wear and tear. They're prone to being dropped, and they often are frequently moving around in your purse or pocket. This jostling can sometimes cause the buttons to wear out or become stuck. In this case it's possible that a simple adjustment will be all that's needed to get it working again.
Modern key fobs are equipped with sensors that are able to detect when they have been press. This is due to the fact that they decrease 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 that is in the key fob also sends signals to your car. These signals include commands to unlock and lock your car, and commands to start the engine. If the circuit board inside is damaged, then your key fob may not allow you to unlock or start your engine. Most of the time, this kind of damage is caused by water, force blunt or something that scratches the circuit board.
You'll be able to tell that the buttons on your key fob are wearing down if you find yourself pressing the buttons more than usual to get them to work. Your fob might also stop sending a signal to your vehicle or have a shorter range.
If you're unable get your key fob to unlock or start your car, you need to find an emergency locksmith in your area. They'll be able to tell whether the key fob is damaged or if your ignition cylinder has worn down.
Fortunately, the majority of key fob issues in cars aren't serious or complicated. The best way to avoid being taken by surprise by a malfunctioning key fob is to have an extra key in your possession at all times. You won't be left stranded due to an unresponsive or lost key. If you lose your spare key an expert locksmith can rekey it to work with your car's engine. They can also fix any internal damage to the key fob.
Broken Case
A key fob's case provides more than just protection for the buttons and battery. The case also houses the circuitry that executes all the electrical magic whenever you press the key fob button. This board takes the signal from your key fob, and then transmits it to your car.
The key fob won't function if the board is damaged. Sometimes a dead key fob can be reset which is something your local auto locksmith or dealership can assist you with.
Another reason why your key fob might not be working is because the batteries are not working. G28CarKeys is a simple fix that you can do at home by replacing the battery. The positive side is that you can locate the replacement battery on the internet or at your local auto parts shop since the batteries aren't limited to key fobs.
There are many ways to open up the key fob and go inside, based on the type. You can find out what type of battery your key fob uses by doing a quick online search. You can then buy an alternative and take the old one out and then insert 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. If you attempt to pull off the key fob with a screwdriver or other hard edge, it can crack the plastic or damage the case. A replacement case isn't much and you can find the entire fob including the electronics on eBay or Amazon for under $40.
So, if your key fob doesn't work, check to see if the batteries are depleted or if the circuit board is damaged. If this is not the case, you can have it repaired quickly and cheaply by a professional. In the event that it isn't, it's time to consider a replacement. Just be sure to check for a warranty on any replacement or used fobs you buy online.