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

It can be a frustrating experience when your key fob malfunctions. Fortunately, most fob issues aren't serious or complicated and can be solved at home or with an auto locksmith near you.

The first step is to examine the fob's keypad for physical damage as well as an unresponsive battery. You can then reset the fob following the instructions in your owner’s manual.

Dead Key Fob Batteries

With a key fob, you can unlock and start your vehicle without having to fumble around with your keys. Some models even unlock hatchbacks, doors and trunks with the touch of one button. Although a dead key fob battery may seem like a huge issue, it's actually just one of the easiest problems to solve. You can take your vehicle to a repair shop or dealership for assistance. But did you know that you can fix your fob on your own?

The first thing you'll need is a brand new, fresh CR2032 battery. Most hardware stores sell batteries in multipacks. Then make use of an flathead screwdriver or watch to open the fob case. Once you've opened the first gap, you can make use of your tool to further open the case. You should be gentle, as you don't wish to damage the fob, or its circuit board.

Place the new battery in the tabs marked with yellow arrows on this image. Make sure to insert the battery past the tabs smaller than those highlighted by the green arrows. Close your key fob after installing the new battery, and then test it. If it still doesn't work it could be the right time to contact an expert for more detailed troubleshooting.

In rare cases replacing the battery on the fob's key can result in a non-functional device. If this happens, it's likely that there's a problem with your fob or the vehicle itself. It's a good idea keep an extra key fob on to be prepared if the battery of your original is dead or a problem occurs.

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

Key Fob Battery Damage

Most key fobs rely on a small battery to power their internal components, including buttons that trigger the antenna and chip to release radio frequencies. The battery also powers the plastic casing that protects these components. The key fob you have will not function if the battery dead. Fortunately, the solution is simple and inexpensive: just replace it. A lot of manufacturers provide instructions in their owner's manual on how to change the battery on the key fob. It's not difficult and you'll save money by doing it yourself instead of taking the fob to a dealership or auto shop.

If your key fob still not working after replacing the battery, you could have another issue. Inspect the key fob for indications of physical damage, for example cracks or dents. You can also examine the circuit board by opening the case. If you are comfortable doing this, you can use a cotton swab coated with rubbing alcohol to clean the contact points on the circuit board. This will remove the corrosion without causing any damage to the fob.

The key fobs must also be programmed to connect to the vehicle receiver. This is done so that only those who have keys to the same car are able to unlock the vehicle and stop key fobs that are not intended for that particular vehicle from attempting to open it. If you have recently had your keyfob repaired or replaced, or if it has been in use for a long time the transmitter and receive may have been disconnected.

A good way to test this is using an extra key fob you have. This will let you know whether the issue is related to the keyfob or with the electrical system of the vehicle. A mechanic can help you fix the problem by reconnecting any wires that have been disconnected. You can also try to connect the key fob to another receiver in your car and see if that solves the problem. If you're unable to connect your key fob to a different receiver in your vehicle, you could be required to take it to a car dealership or auto key fob repair repair shop to get more precise repairs.

Damaged Key Fob Transmitter

If your car's key fob isn't working, it could be a major inconvenience. Fortunately, most key fobs for cars can be repaired by following just a few steps. First, examine the fob for physical damages, and make sure it's not just dead. If a new battery doesn't fix the issue there could be a bigger issue.

Car key fobs contain many moving parts, car Key Repair which is why it's not unusual for them to undergo wear and tear over time. A damaged transmitter can prevent you from starting your car or unlocking the doors. A damaged transmitter can also affect radio signals transmitted from your key fob to the receiver in the car. If you suspect your key fob's transmitter has been damaged, take it to an expert mechanic in your area for inspection and repair.

Batteries are often the cause of a key fob not working. Key fob batteries last between three and five years. It's best to replace them regularly.

Replacing a key fob's battery is a fairly simple procedure that can be done by most people at home. You'll need a flat-head screwdriver in order to pry the case open, and then you'll be able to replace the old battery. Most key fobs are powered by 3V button cell batteries, which are sold at most auto parts stores.

A malfunctioning receiver could be the reason for your key fob not responding. This could be a frustrating issue, because it is most likely to occur when you're driving. If your key fob doesn't appear to be receiving a signal try putting it inside the driver's door lock.

A damaged receiver can cause your keyfob to act uncontrollably. For instance it may shut off or lock the vehicle when you press one of its buttons. If you have a spare key fob, you can try using it to see if it will respond to the vehicle's commands. Call your dealer if you don't own an extra keyfob. In certain cases an auto dealership may be able to offer an alternative for free in the event that your current fob is under warranty.

Damaged key fob receiver

Key fobs can have several issues. They are useful tools that allow us to lock and unlock our cars. If the remote key fob for your car remote key fob repair isn't working properly, you may need to contact a locksmith auto dealer. Fortunately, most common issues with keys are easily resolved without having to pay for an expensive replacement. Here are five of the most frequent reasons your key fob may not be functioning:

Key Fob Needs Re-Programming

As time passes the receiver and transmitter of a key fob for your car could become out-of-synchrony. To fix this issue you'll need to sync your key fob and receiver by following the reprogramming instructions for your vehicle. These instructions are available in your owner's guide or ask your local dealer for assistance.

If re-programming your key fob doesn't fix the issue, it could be other damage or interference to the key fob or its receiver. It's generally easy to fix if you open your key fob and take a close look inside. Check for evidence of damage, like cracks on the board, tiny electronic components that aren't connected to the board, or bent or damaged battery contacts. If you find any of these, you can fix your key fob by replacing damaged parts.

The best option for you depends on your budget and the convenience. If your key fob is damaged or has been dropped, it could be more cost-effective to replace it professionally. In any event, take good care of your key fob to ensure it continues to function smoothly for a long time. You can extend its life by cleaning it regularly and staying clear of extreme temperatures or electromagnetic fields. If you choose an expert who is familiar with the make and model of your vehicle, you can be sure that your key fob is always functioning as intended.