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Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work

A key fob that breaks down is a frustrating situation. The majority of fob issues can be fixed at home by an auto locksmith, or aren't urgent.

The first step is to check the fob's keypad for physical damage and dead batteries. Then, you can reset the fob according to the instructions in your owner’s manual.

Dead Key Fob Battery

With a key fob, you can unlock and start your vehicle without having to fiddle around with your keys. TheKeyLab unlock doors, hatchbacks and trunks with the touch of a button. Although the battery of your key fob is dead, it may seem like a huge inconvenience, it's actually one of the easiest issues to resolve. Most car owners know that they can go to a dealership or repair shop for help, but did you realize that you can also try to fix your own fob yourself at home?

You'll first require a brand new CR2032. You can buy them in a multipack from most hardware stores. Make use of a flathead screwdriver or a watch to open the case open. There's typically an opening or slot to start and after you've created the first gap you can wedge your pry tool like you would peel an orange or apple to open the case more. You should be gentle, as you don't wish to damage the fob or its circuit board.

Once you've got the case open, put the new battery under the tabs that are highlighted by yellow arrows in the photo. Make sure to place the battery over the tabs smaller than those highlighted by the green arrows. Close your key fob after you have installed the new battery and test it. If it doesn't work then it's the right time to contact an expert for more thorough troubleshooting.

In rare instances replacement of the battery in the fob's key can result in a malfunctioning device. In this instance, there's probably something wrong with the vehicle or the fob. Keep a spare keyfob handy so that you're prepared in case the battery dies, or if another problem arises.

In addition to battery replacement, you can also ask an expert to inspect and make other key fob repairs. They can look for damages to buttons, contacts and other parts, as well as perform reprogramming and synchronization if the vehicle is having a difficult communication with your key fob.

Damaged Key Fob Battery

The majority of key fobs are powered by a small battery that powers their internal components. This includes the buttons that activate the antenna and chip for releasing the radio frequency. The battery also powers plastic casings that protect the components. If the battery dies, your key fob won't work. Fortunately, the solution is simple and affordable to replace it. There are many manufacturers that have instructions in their owner's manuals on how to replace the battery of the key fob. It isn't easy, but it is easy to complete and you'll likely save money by doing it yourself, rather than bringing the fob into a dealership or auto shop.

There could be a second issue if your key fob does not work after replacing the batteries. Check the key fob to check if there are any physical damages, such as cracks or dents. You can also check the circuit board by opening the case. If you are comfortable doing this, you can employ a cotton swab coated with rubbing alcohol to clean the contact points on the circuit board. This will remove corrosion without causing damage to the fob.

Key fobs must also be programmed to connect to the receiver of the vehicle. This is to ensure that only those who have keys for the same vehicle are able to unlock the car and prevent other key fobs from attempting to access vehicles that they are not intended for. If you've recently had your key fob replaced or repaired, or when it hasn't used for a long time the transmitter and receiver may have become disconnected.

You can test this by using a spare remote control that you have. This will let you know whether the issue is with the key fob or the electrical system in your vehicle. A mechanic can assist you to fix the problem by reconnecting any wires that are disconnected. Try connecting the key fob with an alternative receiver to try to determine if this solves the problem. If you are unable connect your key fob to another receiver in your vehicle, you could need to take it to a dealership or auto repair shop for more detailed repairs.

Damaged Key Fob Transmitter

If your car key fob stops working, it can be a major issue. The majority of car key fobs can be easily repaired by following a few simple instructions. First, examine the fob for physical damage, and ensure that it's not simply dead. If a new battery doesn't solve the issue, it could be a more serious issue.

Car key fobs are made up of a lot of moving parts, which is why it's not unreasonable for them to experience some wear and tear over time. A damaged transmitter on your fob can hinder your vehicle from starting or from unlocking the doors. In addition a damaged transmitter may affect the radio signals sent between your key fob's receiver and your key fob inside the vehicle. If you suspect your key fob transmitter is damaged, take it to a local mechanic for inspection and repair.

Batteries are usually the reason of a key fob not working. Key fob batteries last between 3 and five years. It's best to replace them on a regular basis.

The majority of people can replace the battery in the key fob at home. All you need is a flat-head screwdriver to open the case, and then replace the old battery with a brand new one. Most key fobs are powered by 3V button cell batteries that are sold at most auto parts stores.

Another reason why your key fob may not be responding is due to an ineffective receiver. This is a frustrating problem that usually happens when you're driving. If you find that your key fob doesn't receive an alert from your vehicle, try putting it in the door of the driver's lock.

A damaged receiver can cause your keyfob to act uncontrollably. For instance it may lock or turn off the vehicle if you press one of its buttons. If you have an extra key fob, test it to see if it is able to respond to the vehicle's commands. Call your dealer if you don't have an extra keyfob. If your current key fob is under warranty, some new-car dealers might be able to offer a replacement for free.

Key fob receiver damaged

Key fobs are fantastic devices that allow us to lock and unlock our automobiles, they are susceptible to a range of problems. If your remote key fob for your car isn't working properly it's likely that you need to contact a locksmith an auto dealer. Most common problems with key fobs are easily fixable without the need for an expensive replacement. Here are the five most commonly-cited reasons why your key fob may not be responding

Key Fob Needs Re-Programming


Over time the receiver and transmitter of a key fob for your car can become out-of-sync. To resolve this issue, you'll have to reconnect the key fob to its receiver by following the reprogramming instructions for your vehicle. These instructions are found in your owner's manual or you can consult your local dealer to help you.

If the re-programming of your key fob fails to fix the issue, it could be other damage or interference to the key fob or its receiver. Luckily, this issue is simple to fix by opening the key fob to get a closer inspection of the inside. Look for indications of damage, such as cracks in the circuit board, teeny electronic components that aren't attached to the circuit board, or bent or the battery contacts are oxidized. You can repair the key fob if you find any of the above.

Whether you need to repair or replace your key fob, the best solution will depend on the source of the issue and the amount you value convenience and the cost. If your key fob has been damaged by a fall or various physical harms it might be simpler and more affordable to replace it by a professional. In any event, make certain to take care of your key fob so that it can provide you with years of smooth operation. By regularly cleaning it and avoiding exposure to extreme temperatures or electromagnetic fields, you can ensure that it will last as long as possible. Additionally, by selecting an expert who has plenty of experience with your specific car's model and make, you can rest assured that your key fob will always perform exactly as you intended it to.

Homepage: https://www.thekeylab.co.uk/carkeyrepair/