How to Repair Car Key Fobs
Key fobs can be damaged even if we use them frequently. In fact, they can break down in many different ways.
The most frequent issue is the battery being dead however, other issues could be much more serious. Fortunately, many of them can be resolved by making a quick DIY fix at home.
Dead Battery
A dead battery is the main cause of a key fob not working. Fob batteries are prone to draining quickly, especially if they're exposed to extreme temperatures, humidity, or water. It's a good idea keep an additional fob battery in your wallet in case.
It is easy to tell the moment the battery in your car key fob is running low because the LED light will stop glowing. It's also possible that your key fob will no longer work at the same distance it did in the past. In this instance, it may be necessary to reprogram the key fob or replace it altogether.
Fortunately replacing a car key fob battery is easy. First, determine what kind of battery is used. The type should be embossed on the back of the fob. If you're not sure then a quick Google search will help. Unlock the key fob along the seam after you've identified the type of battery. You'll need small flathead screwdrivers or your fingernail to split the two halves. Then, you can remove the battery that was removed and replace it with an alternative one in its place. Then, insert the new battery so that the positive (+) face is facing the buttons on the fob.
Some drivers don't even realize that their fob is dead until they lock or unlock their car and the buttons don't work anymore. In some instances, this can be solved by reprogramming your fob, however, it can be costly and time-consuming. You can also contact roadside assistance to find out if they are able to jumpstart your car and get it back on the road.
If you've tried all of these options and your car still won't start and you're not sure why, it's time to contact a professional. A certified technician can determine the computer in your car needs changing its programming, or if the fob only requires a new battery. They can also recommend an auto repair car key fob shop that can replace the key fob. Sometimes it is possible that a new fob might be the best option.
Damaged Circuit Board
Key fobs can withstand a lot of physical abuse and isn't indestructible. The battery, circuit board 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.
The easiest thing to check is to ensure that the battery inside your key fob isn't dead. If it is then replace the battery and see if that fixes your issue. If this does not work, you might need to open the fob and clean its contact surfaces. This can be a challenge since some key fobs don't have easy-release mechanisms to open them up and you may harm your device if you attempt to break it. You can purchase a special tool to open your key fob, but you should always follow the instructions of the manufacturer to avoid damaging it.
A damaged or defective key circuit board for the fob is another common problem. This could be due to various factors, including dirt or moisture getting into the battery compartment. Software issues or an accidental firmware update can be the cause of this. If your key fob isn't working completely, you should consider having it reprogrammed by locksmiths who specialize in this type of work.
Radio interference is a different possibility. This could happen if there are other wireless devices that transmit at the same frequency as your key fob, such a radar detectors and home security systems. If this is the case, consult with other device manufacturers to make sure that your key fob's signal isn't affected by their signals.
It is also possible to replace a switch or other electrical component in your key fob. This is a difficult fix, but you can find online guides that will show you how to do it yourself. Be cautious, however, Car Key repairs as the circuit board that is inside your key fob is very small and is prone to breaking when handled rough. If you're doing this yourself, be sure to use a high quality SMT switch and then solder it into place properly.
Buttons that are worn out
Car key fobs are prone to lots of wear and tear. They are more prone to being dropped and spend a lot time being jostled in your purse or pocket. This jostling can sometimes cause the buttons to wear out or become stuck. A simple adjustment can fix the issue.
Most modern key fobs come with sensors on them that can detect when they've been used. This is due to the fact that they decrease the possibility of someone taking your vehicle. If the buttons on your key fob aren't responding when you press them, that's an indication that they're worn-out and need to be replaced.
Key fobs also contain an internal circuit board which transmits signals to your car. These signals include commands to unlock and lock your car, as well commands to start the engine. If the internal circuit board is damaged, your key fob may not be able 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.
You'll notice that the buttons on your key fob are wearing down If you're finding yourself pressing them harder than usual to get them to function. Additionally your fob could stop sending a signal to the car or it'll have less range than it did prior to.
If you're unable to unlock your key fob, unlock or start your car, you need to find an emergency locksmith in your area. They'll be able to determine whether the key fob is damaged or the ignition cylinder is worn out.
Fortunately, the majority of mobile car key repair keyfob problems aren't too difficult or serious. The best way to avoid being taken by surprise by a malfunctioning key fob is to keep an extra in your pocket at all times. This will ensure that you're not trapped in a place because of an unreliable or lost key. If you lose 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
A key fob's case 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. The circuit board relays the signal from your key fob to your car.
The key fob won't work if the board is damaged. A dead key fob may only need to be reprogrammed by a local auto locksmith or dealer.
Batteries may be the cause the key fob's not working. The battery can be replaced at your home. You can find a replacement battery at the local auto parts store or on the internet. These batteries are not only for key fobs.
Depending on the kind of key fob, there is a variety of ways to open it up and get inside. You can determine what type of battery your key fob is using by conducting a quick internet search. From there, you can purchase a replacement and easily pop the old one out and put the new one in.
The most important thing to consider when fixing the broken key repair car key fob is that you don't want to cause damage to the circuit board or buttons any further. If you attempt to pry off the key fob with an instrument like a screwdriver or any other sharp edge, it could crack the plastic or break the case. A replacement case isn't much and you can purchase an entire fob, including the electronics on eBay or Amazon for under $40.
If your key fob won't work, check if you have damaged the circuit board or batteries. If this isn't the situation, you can get it repaired quickly and easily by a professional. In the event that it isn't, it's the time to purchase an upgrade. Just be sure to check for a warranty on any used or replacement fobs you purchase on the internet.