How to Repair Car Key Fobs
Even though we put them through numerous times keys are not impervious to destruction. In fact, they could break down in many different ways.
Other issues could be more grave than a dead battery. Fortunately, the majority of them can be resolved with a quick DIY fix at home.
Dead Battery
A dead battery is the main cause of the key fob not functioning. Fob batteries can be drained quickly, especially when they're exposed to extreme conditions like humidity, temperatures or even water. It's a good idea keep an extra battery in your wallet in case.
The LED light will generally stop blinking when the battery in the car key fob is low. It's also possible that the fob will no longer work from the same distance as it did in the past. In this instance it could be necessary to re-program the key fob or replace it altogether.
Fortunately the replacement of the car key fob battery is a simple task. First, determine what kind of battery is being used. The type should be engraved on the back of the fob. Google can help in case you're unsure. Once you have found the type of battery and the key fob, you can open it at the seam. Make use of a flathead screwdriver or even your fingernail to break the two halves. Take the old battery out, and replace it with a 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 realize their fob is dead until they attempt to lock or unlock their car and the buttons don't respond. This can be fixed by reprogramming your fob. However, it can be costly and time-consuming. car key fob repairs is to contact roadside assistance and ask them to jump your car and get you back on the road.
If you've tried all three of these methods but your car won't start, then it's time to contact an expert. A qualified technician can determine if the vehicle's computer system requires reprogramming or the fob simply requires a new battery. They can also recommend an auto shop to replace the key fob. In the end, sometimes a brand new fob is the most effective solution.
Circuit Board Damage
Key fobs can withstand many physical abuses and is not impervious to destruction. The battery, the circuit board, and buttons all get their fair amount of wear and tear over the course of time and it's crucial to be vigilant and take care of them in order to keep your car key fob operating efficiently.
Make sure that the battery still working in your key fob. If it is then replace the battery and see if that fixes your issue. If this doesn't work, you may need to open the fob and clean the contact surfaces. This can be a challenge since some key fobs don't have easy-release mechanisms that allow you to open them up and you could damage your fob if you try to pull it apart. 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 damaged key fob circuit board is a frequent issue. This can be due to various factors, such as moisture or dirt that gets into the battery compartment, software issues, or even an accidental firmware update. If your key fob is not functioning, you might think about having it reprogrammed. This can be done by a locksmith that specializes in this work.
Radio interference is also a possibility. It could happen in the event that you have other wireless devices around that transmit at 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 ensure that your key fob will not be affected by their signals.
It's also possible that your key fob may have an unreliable switch or electrical component that needs to be replaced. This is a more difficult fix, but you can find online guides that will show you how to fix it yourself. Be careful, however, as the circuit board inside your key fob is very small and could easily break when handled rough. If you do this yourself, make certain to use a top quality SMT switch and then solder it in place correctly.
Buttons that are worn out
Car key fobs are subject to a lot wear and wear and tear. They are susceptible to being lost and spend a significant amount of time in your pocket or purse. Sometimes, this jolting can cause buttons to wear out or stuck. Simple adjustments can resolve the problem.
Most modern key fobs come with sensors on them that detect when they've been used. This is because they lower the chances of someone stealing your vehicle. If the buttons on your key fob don't respond when pushed, that's an indication that they're worn-out and need to be replaced.
Key fobs also have an electronic circuit inside that transmits signals to the car. These signals include commands to unlock and lock your car, as well commands to start the engine. If the circuit board inside is damaged, then your key fob might not be able to unlock or start your engine. This type of damage is usually caused by water or blunt force.
If you have to press the buttons more than usual in order to get them to function the key fob's buttons are wearing out. Your fob might not be sending an alert to your car or have a smaller range.
If you're unable get your key fob to unlock or start your car, you need to contact a locksmith in your area immediately. They can determine if your key fob is damaged, or if the cylinder of your ignition is worn out.
Fortunately, most car key fob issues aren't serious or complicated. The best way to avoid getting caught off guard by an issue with your key fob is to have an extra in your pocket at all times. You won't be left stranded because of 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 can also repair any internal damage to the key fob.
Broken Case
The case of your key fob provides more than just protection for the buttons and battery. It also houses the circuit board that is responsible for doing all of the electrical magic when you press a button on your key fob. The board transmits the signal from your keyfob to your car.
The key fob won't work if the board is damaged. A dead key fob might require reprogramming by a local auto locksmith, or dealer.
Another reason your key fob might not be functioning is that the batteries are dying. This is a quick solution that can be done at home by replacing the battery. You can find an alternative battery at the local auto parts store or online. These batteries are not only for key fobs.
Depending on the kind of key fob, there is different ways to open it up and access the insides. A quick search on the internet will show you which type of key fob yours is and what kind of battery it uses. 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 harm the circuit board or buttons any further. If you attempt to pry apart the key fob using the screwdriver or another sharp edge, it could break the plastic or damage the case. Luckily, a replacement case is inexpensive and you can purchase the entire fob and the electronics on eBay or Amazon for less than $40.
If your key fob doesn't work look into whether the batteries are dead or if the circuit board is damaged. If this is not the situation, you can get it repaired quickly and cheaply by an expert. If not, it could be time to replace the fob. Just be sure to check for a warranty on any used or replacement fobs you buy online.