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

It can be a stressful experience when your key fob fails. Most fob issues can be solved at home with an auto locksmith or aren't important.

The first step is to inspect the fob's keypad for physical damage as well as an unresponsive battery. Then, you can reset the fob following the instructions provided in your owner's manual.

Dead Key Fob Battery

A key fob allows you to unlock and start your vehicle without having to mess around with your physical keys. Some models even unlock hatchbacks, doors and trunks with the push of the button. A lost key fob is not as difficult to fix as it may seem. Most car owners know that they can visit a dealer or repair shop for assistance but did you know that you could also attempt to fix your own fob yourself at home?

The first thing you'll require is a new, clean CR2032 battery. Most hardware stores carry them in multipacks. Then, use an flathead screwdriver or watch to pry open the fob case. Once you've opened the first gap then you can employ your pry tool to open the case. It is recommended to be gentle as you don't want breaking the case of the fob or the circuit board that is inside.

When you've got the case open, insert the new battery under the tabs that are highlighted by yellow arrows in this photo. Be sure to insert the battery past the two smaller tabs indicated by green arrows. After the new battery is installed, close your mobile key repair fob and test it. If the key fob doesn't function, you may require the assistance of a professional for a more thorough troubleshooting.

In rare instances, replacing the battery in a key fob can still leave you with a nonfunctional device. In this case, there's probably something wrong with the vehicle or the fob. It's a good idea to keep an extra key fob on to be 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 check for damaged buttons or contacts, as well as other components. They can also perform the reprogramming or synchronization process if your vehicle is having issues communicating with your key fob.

Key Fob Battery Damage

The majority of key fobs are powered by a tiny battery, which powers the internal components. This includes the buttons that trigger the chip and antenna for releasing the radio frequency. The battery also powers plastic casings to protect the components. Your key fob won't function if the battery dead. The solution is easy and cost-effective: replace the battery. In their user's manuals the majority of manufacturers offer instructions on how to replace key fob's battery. It can be a little tricky however it's not difficult to accomplish and you'll probably save money by doing it yourself instead of bringing the fob into the auto shop or dealership.

You may have a different issue if the key fob doesn't work after replacing the batteries. Examine the key fob to check whether there are physical damage, like cracks or dent. You can also check the circuit board by opening the case. If you are comfortable, you can make use of a cotton ball that has been dipped into alcohol to clean the contact points on the circuit board of the key fob. This will eliminate the corrosion without damaging the fob.

Key fobs must also be programmed to connect to the receiver in the vehicle. This is done so that only the keys to the same car can unlock the vehicle and stop key fobs that are not meant for that vehicle from opening it. If you recently had your key fob repaired or replaced or if it hasn't been used for a long time the transmitter and receiver could have been disconnected.

You can test this using a spare remote car key repairs control that you own. This will tell you if the issue is with the keyfob or with the electrical systems of your vehicle. A mechanic in your car remote key repair can help you reconnect any wires that have been disconnected and assist you in resolving the issue. You can also try connecting the key fob to an alternative receiver to try to determine if this solves the issue. If you're unable to accomplish this, you may need to bring your key fob to a car dealer or auto repair shop for more thorough repairs.

Damaged Key Fob Transmitter

If your car's key fob isn't working, it could be a major issue. Most car key fobs are repairable by following a few easy steps. Check the fob to determine whether it's suffering from physical damage, and ensure that it is not just dead. A new battery could be all that's needed but if it's not enough to solve the issue, it may be a bigger problem with the fob transmitter.

It's not a surprise that car remote key repair key fobs wear out over time. They're made of a variety of moving parts. A damaged transmitter can prevent you from opening your car or locking the doors. In addition a damaged transmitter may interfere with radio signals transmitted between your key fob's receiver and your key fob inside the vehicle. Bring your key fob to a mechanic for repair and inspection in the event that you suspect that the transmitter is damaged.

Batteries are often the cause of a key fob that isn't working. Key fob batteries last between 3 and 5 years. It's best to replace them frequently.

Replacing the battery of a key fob is a simple task that most people can do at home. All you need is a flat head screwdriver to break open the case, then you can replace the old battery with a brand new one. Most key fobs are powered by 3V button cell batteries that are readily available at many auto parts stores.

A damaged receiver may be the cause of your key fob not responding. This could be a problem that is frustrating, because it usually happens when you're driving. If you notice that your key fob isn't getting any signal from the vehicle, try placing it in the door of the driver's lock.

A damaged receiver may also cause your keyfob to act in a strange manner. For instance it might lock or turn off the vehicle when you press one of its buttons. Try using an alternate keyfob to determine whether the vehicle responds. If you don't have an extra key fob, call your dealer to request service. If your current key fob is still in warranty, a few new-car dealers may be able provide a free replacement.

Keys damaged Fob Receiver

While key fobs are great convenience tools that allow us to lock, unlock, and start our automobiles, they are susceptible to a variety of problems. If your remote key fob for your car isn't working properly, it may be time to contact a locksmith or an auto dealer for help. A lot of common issues with keys are easily fixable without the need to purchase an expensive replacement. Here are five of the most commonly-cited reasons why your key fob may not be working:

Key Fob Needs Re-Programming

Over time, the key fob receiver and transmitter may be out of sync with each the other. To correct this issue it is necessary to re-synchronize your key fob and receiver by following the reprogramming instructions for your vehicle. These instructions are available in the owner's manual or contact your dealer in person for assistance.

If reprogramming your keyfob does not resolve the issue, there could be a problem or an interference with your receiver or keyfob. It's usually simple to repair if you open your key fob and take an in-depth look inside. Look for indications of damage such as cracks in the circuit board, tiny 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 repair or replace your key fob, the best solution is determined by the root of the problem and the amount you value convenience and the cost. If your key fob has been dropped or subjected to other forms of physical damage, it may be easier and more affordable to replace it by a professional. In any case, be certain to take care of your key repair shop fob so it can provide you with years of smooth operation. You can extend its life by regularly cleaning it and avoiding extreme temperatures or electromagnetic fields. Furthermore, by selecting an expert who has plenty of experience in your particular vehicle's make and model you can be sure that your key fob will perform exactly as you intended it to.