How to Repair Car Key Fobs
Although we test them a lot keys aren't impervious to destruction. They can break down in a variety of ways.
While the most common issue is the battery being dead but other issues can be much more serious. The majority of these issues can be resolved with a quick fix at home.
Dead Battery
A dead battery is likely the most frequent reason the car key fob stop working. Fob batteries can be drained quickly, especially when they're exposed to extreme temperatures, humidity, or water. It's a good idea to keep an extra battery in your wallet in case.
You can usually tell when the battery of your car key fob is dying because the LED light will cease to blink. The fob may also stop working at the same distance that it used to. In this instance the key fob could require reprogramming or replaced altogether.
It is simple to replace a car keyfob battery. Find out the type of battery that is used. The type of battery should be engraved on the side of your key fob. If you are not sure then doing a quick Google search will be helpful. Once you've identified the battery type, open the key fob near the seam. Utilize a flathead screwdriver or your fingernail to pry apart the two halves. Then, remove the old battery and put an alternative one in its place. Make sure to insert the new battery with the positive (+) side facing towards the buttons in 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. This can be corrected by reprogramming the fob. However, it can be time-consuming and expensive. You can also call roadside assistance to find out whether they can restart your car and get it back on the road.
If you've tried all the options but your vehicle doesn't turn on, it's time to call a professional. A qualified technician can determine whether your car's computer system needs reprogramming or if the fob needs a replacement battery. They will also suggest a reputable auto shop to replace your key fob. Sometimes it is possible that a new fob may be the best option.
Circuit Board Damage
Key fobs can withstand a lot of physical abuse and isn't indestructible. car key repair shop near me , circuit board, and buttons all get their fair share of wear and tear with time It is therefore essential to be vigilant and take care of them in order to keep your car key fob working efficiently.
Check that the battery is still working on your key fob. If it is, replace the battery and determine if this fixes the issue. If not, you'll have to remove the key fob and clean the contact surfaces. This can be difficult since some key fobs do not have easy-release mechanisms to open them, and you can easily end up damaging your key fob if try to force it apart. You can purchase a specific tool to open your key fob, but you must always follow the instructions of the manufacturer to avoid damaging it.
A damaged or defective key circuit board for the fob is another frequent issue. This can be caused by many things, including dirt or moisture entering the battery compartment. Software issues or an accidental firmware update can be the cause for this. If your key fob is not working, you may want to consider getting it reprogrammed. This can be done by a locksmith who specializes in this kind of work.
Radio interference is another possible cause. This can occur if you have other wireless devices that transmit on the same frequency, for example, radar detectors or home security systems. If this is the situation you must get in touch with the manufacturer of the other device to make sure that your key fob will not be affected by their signals.
It's also possible that your key fob may have a bad switch or other electrical component that must be replaced. This is a difficult fix however, there are guides online that explain how to fix it yourself. It is important to be cautious when doing this, as the circuit boards that are inside the key fob are tiny and easily break in the event of rough handling. If you're doing this yourself, make sure to use an SMT switch of good quality and then solder the switch into the correct position.
Worn Out Buttons
Car key fobs are subject to a lot wear and wear and tear. They're susceptible to being dropped, and they often are frequently being tossed around in your pocket or purse. The jolting can cause the buttons to wear down or get stuck. Simple adjustments can resolve the issue.
Modern key fobs are equipped with sensors that are able to detect when they've been hit. This is because they reduce the chances of someone stealing your vehicle. If the buttons on your key fob don't respond when you press them, they're worn out and need to be replaced.
Key fobs also contain 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, your key fob will not allow you to unlock or start your engine. Most of the time, this kind of damage is caused by water, blunt force or something that scratches the circuit board.
If you're forced to press the buttons more than usual in order to make them function the key fob buttons are getting worn out. In addition, your fob may 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 the key fob to start your car. They can determine if the key fob is damaged or if the cylinder in your ignition is worn out.
Fortunately, most car keyfob problems aren't complicated or serious. The best way to avoid being taken by surprise by an issue with your key fob is to keep an extra in your pocket at all times. You'll never be caught in the middle because of an issue with your key or a lost one. If you lose your spare key, a professional locksmith can rekey it to work with your vehicle's engine. They can also repair any internal damage to the key fob.
Broken Case
The case of your key fob is more than just a place to store the buttons and battery. The case also houses the circuitry that performs all the electrical magic when you press a key fob button. This board receives the signal from your key fob and transmits it to your car.
If this board is damaged or dead your key fob will not be able to operate. A key fob that is dead may require reprogramming by a local auto locksmith or dealer.
Another reason why your key fob may not be working is that the batteries are not working. This is a simple fix that you can do at home by replacing the battery. The good thing is that you can locate the replacement battery on the internet or at your local auto parts store, since these batteries aren't exclusive to key fobs.
There are a variety of ways to open up a key fob to get inside it, based on the type. You can find out what kind of battery your key fob uses by conducting a quick internet search. From there, you can purchase the replacement and simply take the old one out and the new one in.
If you are repairing a damaged key fob, the most important concern is not to damage the circuit or buttons more. If you attempt to remove a key fob with an edge that is sharp like a screwdriver can damage the case or even scratch the plastic. A replacement case is inexpensive and you can find the entire fob including the electronics on eBay or Amazon for under $40.
If your key fob doesn't work, check if you have damaged the circuit board or batteries. If that's not the case, a professional will repair it quickly and inexpensively. If not, it may be time to replace the fob. Be sure to look for a warranty on any replacement or used fobs that you purchase online.