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

Having your key fob break down is a frustrating situation. Most fob issues can be solved at home with an auto locksmith, or aren't serious.

The first step is to inspect the key fob for physical damage as well as dead batteries. You can then reset the fob by following the instructions in your owner’s manual.

Dead Key Fob Batteries

A key fob allows you to unlock and start your car without fumbling around with your physical keys. A lot of models unlock doors, hatchbacks, and trunks by pressing the button. Although the battery for your key fob has died may seem like a huge inconvenience, it's actually one of the easiest problems to solve. Most car owners know that they can go to a dealership or repair shop for assistance, but did you realize that you could also try to fix your own fob at home?

First, you'll require a brand-new CR2032. Most hardware stores sell them in multipacks. Then, use an flathead screwdriver or watch to the case of the fob. There's typically an opening or notch to begin, and once you've created the first gap, you'll be able to use your tool as you peeling an apple or an orange to open the case more. Be gentle, as you don't want breaking the case of the fob, or the circuit board within.

Place the new battery in the tabs that are marked with yellow arrows on this image. Be sure to place the battery over the tabs smaller than those highlighted by green arrows. Close your key fob after installing the new battery, and then test it. If it's still not working then it's the right time to contact an expert for more thorough troubleshooting.

In rare cases, replacing a battery in a keyfob can still result in a non-functional device. In this instance, there's probably something wrong with the fob or vehicle. It's a good idea keep an extra key fob in the shelf so that you are prepared if the battery of your original fails or a different issue occurs.

You can also request a professional to carry out other key fob repair services. They can inspect for damaged buttons, contacts, and other components. They can also perform the reprogramming process or synchronization if your vehicle is having issues communicating with your keyfob.

Damaged Key Fob Battery

The majority of key fobs are powered by a small battery, which powers the internal components. This includes the buttons that trigger the antenna and chip to release a radio frequency. The battery also powers the plastic casings to protect these components. The key fob you have will not work if the battery is dead. The solution is simple and affordable: replace the battery. In the owner's manual of their product most manufacturers will provide you with instructions on how to replace the key fob batteries. It may be a bit difficult but it's not hard to do and you'll likely save money by doing it yourself instead of taking the fob to the auto shop or dealership.

There could be a second issue if your key fob still does not function after replacing the batteries. Examine the key fob to check if there are any physical damages, such as cracks or dent. You can also examine the circuit board by opening the case. If you are comfortable doing this, you can make use of a cotton swab that has been coated with rubbing alcohol to clean the contact points on the key fob's circuit board. This will eliminate the corrosion, but not damage to your fob.

Key fobs should also be programmed to connect to the receiver in the vehicle. This is done to ensure that only those who have the keys to the same car are able to unlock the vehicle and to prevent key fobs that are not meant for that vehicle from trying to open it. If you've recently had your keyfob repaired or replaced, or if it has been in use for a while the transmitter and receiver may have become disconnected.

An effective method to test this is by using a spare key fob that you have. This will inform you whether the issue is with the key fob or your vehicle's electrical system. A mechanic can help resolve the issue by reconnecting any wires that are disconnected. Alternatively, you can try to connect the key fob to a different receiver in your vehicle and see if this resolves the issue. If you're unable to do this, you may have to bring your key fob into a car dealer or auto repair car keys shop for more extensive repairs.

Damaged Key Fob Transmitter

It can be a major inconvenience when your car key fob doesn't work. Fortunately, most car key fob repair near me key fobs can be repaired by following a few simple steps. First, examine the fob for physical damages, and make sure it's just dead. If a new battery doesn't solve the issue there could be a more serious issue.

It's not surprising that key fobs for cars wear out over time. They have many moving parts. A damaged transmitter could stop you from starting your car or unlocking its doors. Furthermore a damaged transmitter may affect the radio signals that are sent between your key fob and receiver inside the vehicle. If you suspect your key fob's transmitter has been damaged, bring it to a local mechanic for an inspection and repair.

One of the most common reasons why a key fob stops working is that its batteries are depleted. Key fob batteries last between 3 and 5 years. It's best to replace them regularly.

Replacing a key fob's battery is a simple task that can be done by most people at home. All you need is a screwdriver with a flat head to pry off the case and then you can replace the old battery with a new one. Most key fobs use 3V button cells that are sold at most auto parts stores.

Another reason why your key fob might stop responding is because it has an ineffective receiver. This can be a frustrating problem because it is most likely to occur when you're driving. If you notice that your key fob doesn't receive a signal from the vehicle, try placing it in the door of the driver's lock.

A damaged receiver can also cause your key fob to behave in a strange manner, for example, shutting off or locking the vehicle when you press one of its buttons. Try using an alternative keyfob to see whether the vehicle responds. If you don't have an extra key fob, call your dealer for service. In some cases, a new-car dealership may be able to provide an alternative for free if the current fob is in warranty.

Damaged Key Fob Receiver

Key fobs may have a number of problems. They are useful tools that allow us to lock and unlock our vehicles. If your remote key fob for your car isn't functioning properly, it may be time to call an auto locksmith or locksmith dealer for assistance. Many common key fob problems can be fixed without the need to purchase an expensive replacement. Here are the five most commonly-cited reasons your key fob may not be responding:

Key Fob Needs Re-Programming

As time passes, the transmitter and receiver of a car key fob could become out-of-synchrony. In order to resolve this problem, you will have to reconnect the key fob to its receiver following the instructions for reprogramming your car. These instructions are available in your owner's manual or you can contact your local dealer to help you.

If reprogramming your keyfob can not solve the issue, there may be damage or interference with your receiver or keyfob. This is usually easy to fix if you take off your key fob and take a closer look inside. Check for indications of damage such as cracks in the circuit board, teeny electronic components that aren't completely connected to the circuit board or bent or damaged battery contacts. Repair the key fob if you find any of the above.

If you're looking to replace or repair car keys your key fob, the best solution is determined by the root of the problem and how much you value convenience and the cost. If your key fob is damaged or has been dropped, it might be more cost-effective to have it replaced professionally. In any case, be sure to take care of your key fob so that it can continue to provide you with years of trouble-free operation. By regularly cleaning it and avoiding exposing it extreme magnetic fields or temperatures, you can ensure it will last for the longest time possible. In addition, by choosing an expert with a lot of experience working with your particular vehicle's make and model you can be sure that your key fob will work exactly as intended.