Key Fob Repair Service
Key fobs take a beating. Depending on how they're stored and how often they get knocked around, their buttons may be damaged or stuck.
Fortunately, the majority of issues with key fobs are simple to solve. However, there are some that are more complicated and require expert assistance. This is when locksmiths be of assistance.
Dead Fob Battery
The car key fobs are pretty smart however that doesn't mean they won't sometimes become stuck in the "not responding zone". If this happens, it's time to replace the battery. It's not a solution because it could be due to an issue with the connection on one of the terminals on the battery connector.
Car manufacturers are aware of this potential issue, so they usually put a spare mechanical key inside the fob for just the case of an emergency. To access this, you can find the small release button or latch behind the fob (check the user manual for specifics). When you press this button, you can open the fob to reveal a physical key you can use to open the car.
You will also need to be close to your vehicle in order to lock and unlock it. The transmitter of the fob loses power when the battery dies. This reduces its range.
It's relatively simple to replace the battery. You will need to purchase the button-cell battery (which is similar to a small silver coin) and follow the directions in the user guide to remove the old battery. Replace the battery in the same way that the previous one (the positive side facing up toward the buttons). Test the lock/unlock, and start the functions of your fob after reassembling it. This will ensure that the battery has been installed correctly.
You can open some key fobs by finding the latch, screw or switch on the back and prying the fob in two. Be careful not to break the fob since you'll require it to work with your vehicle! You can also take the fob to a professional in case you're not comfortable making the change yourself. Many auto shops will change a fob's battery for a small fee as it's an everyday repair service. Some dealers will even offer to perform the swap for free, based on the model and year of your car.
Fob not working
The first thing you need to do if your key fob isn't working is replace the batteries. This is the fastest fix and will likely resolve the issue. If your device is not functioning after a battery change, it could be due to damage or another issue that requires attention from a professional.
The car key fob could be damaged due to a variety of reasons, such as physical trauma, exposure to water, or a damaged or corroded board. These issues can stop your key from transmitting the signal to your receiver in your vehicle, which will stop your car's ignition or doors from unlocking. You may have to get a professional replacement for your key if it's damaged.
The buttons on your fob may have worn away with repeated use. The rubber may wear out, making the buttons less 'clicky' or springy. They can also cease to register your presses. You can try wiping the buttons down and adjusting them, however, it is generally recommended to get the fob examined by a professional to make more extensive repairs.
It is also important to confirm that the new battery you're using is a exact match for the fob you're using. You can find a list on the internet or in a majority of hardware stores. Check the owner's manual or the engraving on the fob to find out more. A battery that is not an ideal match could have problems transmitting strong signals or supplying enough power to the internal components of the fob.
In very rare cases it could be that the issue isn't with your key fob, but rather with the vehicle's receiver or electronic components. If you have an inductive backup system you can test it by opening the doors with an actual key and beginning the car using the inductive backup (if available). If your physical key doesn't open or start your car check with a mechanic the electronic components and receiver of your vehicle to determine whether they're working properly.
Fob that is damaged
A key fob contains many components that are interconnected, and one failure can cause other parts to fail. If a key fob ceases to function it's crucial to look for obvious causes such as cracks in the casing or a damaged part. Examine the horn, lights and other parts of the car to ensure that they are functioning correctly.
It's better to replace the key fob in case it's damaged rather than try to repair it. The fob might need to be reprogrammed to the car this is something that can't usually be done at home and requires specialized equipment to do this.
The buttons on a key fob utilize contacts to send signals to the key fob's circuit board however, these contacts may wear out over time. This is especially true when you drop the device or leave it in a hot climate.
The internal wiring of a key fob can be worn out over time. It could result in a button that doesn't work when it is pressed, or works when pressed very strongly. It could also cause the car not starting or unlocking when the fob is activated.
Most fobs come with an outer cover made of plastic which can be loosened and then cleaned with water and soap. This can help restore a keyfob to its original purpose. It's an excellent idea for you to do it frequently to avoid dirt damaging the inside.
A damaged battery is the most common reason that the key fob won't turn on or work. Most mechanics and car dealers are able to replace the battery quickly. If you're comfortable with the installation, you can purchase the new one from the big-box or hardware store and follow the instructions on YouTube or in your owner's manual.
The worst-case scenario is that the key fob has internal damage, like cracks within the case, tiny electronic components that aren't fully attached to the circuit board, or corroded or bent contact points for batteries. If you observe any of these issues you should contact an auto locksmith or a dealer to get a replacement key fob and assistance in programming it for your vehicle.
Fob Isn't Programming
The car key fob is an easy way to start your engine and unlock the doors of your vehicle. When they stop working, or work intermittently, they can be a hassle. In some instances, the problem may be as simple as replacing the battery, however, in other instances, it could involve an intricate repair. The first step is determining why the fob doesn't work properly.
One of the main reasons for a malfunctioning remote is that it has stopped recognizing your vehicle. This can happen when the connection between your remote and your car is broken. You can sometimes reset the connection without having to call a key fob repair service.
Other issues can occur when the key fob no more sends a clear signal. This can occur if the key is damaged or the battery is dead. In either event, try to reconnect your key with your vehicle. This can be accomplished by following the instructions provided with the key fob. It's also a good idea to carry a spare key with you to utilize it in the case that your primary key isn't working.
The fob may not receive an adequate signal from the vehicle. This can be caused by a weak car battery, interference from wireless devices, or an antenna issue. With a remote tester, you can test the fob to check if it's the problem. If the tester doesn't light up when you press any of the buttons, it may be because the battery needs to be replaced or the fob is broken.
Another possible reason for the fob not sending an adequate signal is that the car's immobilizer system is hindering it. This can happen if the fob isn't properly programmed to your vehicle or in the event of a software problem.
If you're unable to repair the fob or it isn't worth how to repair car key fob the trouble to try to fix it, you should purchase the new one. Many online retailers offer low-cost options, and some can be delivered right to your home.