How to Repair Car Key Fob Car Key Fobs

Key fobs can become damaged, even if we use them frequently. In fact, they could be destroyed in a variety of ways.

While the most common issue is a dead battery, other issues can be more serious. Fortunately, the majority of these can be fixed by a simple DIY fix at home.

Dead Battery

A dead battery is the most frequent cause of a key fob not working. Fob batteries tend to drain quickly, especially if they are exposed or humid temperatures or even water. It's a good idea keep an extra battery in your wallet just in case.

It is easy to tell that the battery in your car key fob is running low by the fact that the LED light will stop glowing. The fob may be unable to function from the same distance it was previously working to. In this scenario, it may be necessary to re-program the key fob or replace it altogether.

Fortunately, replacing a car key fob battery is a simple task. First, find out what kind of battery is being used. The type should be embossed on the back of the fob. If you're unsure it is, a quick Google search can help. Open the key fob along the seam once you have identified the type of battery. You will need to use small flathead screwdrivers or even your fingernail pry the two halves apart. Then, remove the old battery and insert the new one in its place. Be sure to insert the new battery with the positive (+) side facing towards the buttons in the fob.

Some drivers may not be aware their fob is dead until they try to lock or unlock their vehicle and the buttons do not respond. In some cases, this can be solved by reprogramming your fob, but that can be costly and time-consuming. You can also contact roadside assistance to find out whether they can start your car and get it back on the road.

If you've tried both of these solutions and your car is still unable to start then it's time to call a professional. A certified technician can determine if your car's computer system needs to be reprogrammed or the fob simply requires an upgrade in battery. They will also suggest a reputable auto repair car keys shop to replace your fob's keys. Sometimes, however, a new fob could be the best solution.

Circuit Board Damage

A key fob is able to withstand some physical abuse and is not indestructible. The battery, the circuit board and buttons will all experience their fair share of wear and tear with time It is therefore essential to be on guard and take care of them in order to keep your car key fob operating efficiently.

Verify that the battery still working in your key fob. If it is then replace the battery and see if that fixes your problem. If not, you may have to remove the key fob and clean the contact surfaces. This can be tricky since some key fobs don't have easy-release mechanisms to unlock them and you may end up damaging your key fob if try to force it apart. You can purchase a specific tool for opening your key fob. But, you must adhere to the guidelines of the manufacturer to avoid damaging the.

Another issue that is common is a damaged or corrupted circuit board on the key fob. This could be due to many things, including moisture or dirt getting into the battery compartment. Software issues or even an accidental firmware update can also cause this. If your key fob has stopped working completely, consider having it reprogrammed by locksmiths who specialize in this type of work.

Radio interference is also a possibility. This could happen if there are other wireless devices transmitting on the same frequency your key fob, for instance radar detectors, home security systems. If this is the case you must contact the other device manufacturer to ensure that your key fob will not be affected by their signals.

It's also possible that your key fob has a bad switch or repair car Key Fob other electrical component that must be replaced. You can find online guides that will show you how to fix this yourself. It is important to be cautious when doing this, though because the circuit boards that are inside your key fob are tiny and can break easily in the event of rough handling. If you decide to do this yourself, be sure to use a good quality SMT switch and then solder it into place properly.

Worn Out Buttons

Car key fobs can get lots of wear and tear. They are susceptible to being lost and spend a significant amount of time being tossed around in your purse or pocket. Sometimes, this jostling can cause buttons to wear out or stuck. A simple adjustment can solve the issue.

Modern key fobs are equipped with sensors that detect when they've been pressed. This is because they lower the chances of someone stealing your vehicle. If the buttons on your key fob don't respond when pressed, they are worn out and need to be replaced.

The circuit board that is in the key fob also transmits signals to your car. These signals include commands to unlock and lock your car, as well commands to start your engine. If the circuit board within your vehicle is damaged, then your key fob may not be able to unlock or start your engine. This kind of damage is typically caused by water or blunt force.

You'll notice that the buttons on your key fob are deteriorating If you're finding yourself pressing more than usual to get them to function. Additionally your fob could stop transmitting a signal to the car or have a lower range than it did before.

Contact a locksmith right away in the event that you are unable to use your key fob for your vehicle. They'll be able determine whether the key fob itself is damaged or the ignition cylinder is worn out.

Fortunately, most key fobs for cars problems aren't too difficult or serious. Keep a spare key fob in your car always in case you end up being shocked by a malfunctioning key. You'll never be stranded due to a malfunctioning or lost key. If you have lost your spare key, a professional locksmith can rekey it to work with your vehicle's engine. They can also fix any internal damage to your 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 responsible for doing all of the electrical magic when you hit a button on your key fob. This board receives the signal from your key fob and sends it to your car.

Your key fob won't work if the board is damaged. Sometimes, a key fob repair fob that is dead will just need to be reset which is something your local auto locksmith or the dealership can assist you with.

Batteries may be the cause of your key fob not working. This is a simple solution that can be done at home by replacing the battery. The good news is that you can locate the replacement battery on the internet or at a local auto parts store since these batteries are not exclusive to key fobs.

There are a variety of ways to open a key fob to get inside, based on the type. You can determine what type of battery your key fob has by conducting a quick internet search. You can then buy a new replacement and pop the old one out, and put the new one in.

If you are repairing a damaged key fob, the most important goal is not to harm the circuit or buttons further. Trying to pry apart the key fob using a sharp edge, such as screwdrivers can break the case or damage the plastic. Luckily, a replacement case is inexpensive and you can get the entire fob and the electronics on eBay or Amazon for less than $40.

If your key fob does not function, make sure you've damaged the circuit board or batteries. If this is not the case, you can have it repaired quickly and cheaply by a professional. If not, it could be time to replace the fob. Be sure to look for a warranty on any used or replacement fobs that you purchase online.