Car Key Fob Repairs

Key fobs today do much more than simply unlock and start vehicles. This added complexity could cause costly repair costs when it fails.

It's good to know that a majority of fobs are powered by flat watch-style batteries, which can be replaced at home. You may find that a simple reset is enough to make your fob work again.

Battery Replacement

A dead battery is the main cause of a key fob that isn't working. It's a simple fix, and it's worth a try before you go spending money on a new key fob. You can buy an additional button cell battery at your local auto part retailer or hardware store If you own one. You can also refer to the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to replace and open the battery inside your fob.

You'll have to gently pull away the sides of the majority of fobs to reach the battery. You'll typically need a small screwdriver or another tool that has a flat, thin blade. It may be helpful to look for a notch along the lower edge of the fob that you can put your tool in between. You might also want to be on the lookout for small pieces that may be loosened while working.

When you have your new battery, insert it in the same manner that you removed the previous one. Make sure the positive (+) side is facing upwards towards the buttons, and that the negative (-) side of the battery is aligned with the markings inside the battery compartment of your fob.

Check the fob to determine if it works by pushing a button. If it doesn't, you may have a problem with your car that requires a specialist to repair or replace.

Certain key fobs require specific tools to open, and the contacts inside may be delicate and susceptible to corroding. In these cases, the best option is to talk to a expert or a dealer. When replacing a battery, be gentle and follow your owner's guide. You may be able find an identical battery at a big-box retailer or discounter, but make sure you read your owner's guide to ensure that it's compatible with your car.

Replacing the Internal Key

To guard against theft, many key fobs are equipped with an electronic key inside. When the battery in the fob dies, it leaves an internal key blank that is able to unlock doors and trunks (and in some cases start certain vehicles). Most people don't know this, but they can avoid from a trip to the dealer by simply replacing the fob's battery. Most modern fobs use flat watch-style batteries that can be found in hardware stores and auto parts shops. The right kind of battery is important, however. A wrong type of battery can harm the electronic circuitry, which can cause the battery to fail faster.

If you replace the battery and discover that the problem persists it could be a sign that something else is happening with your car. Check your owner's manual to determine if there's a reset procedure that can restore the fob to factory-setup. If this isn't working, you'll need visit a dealership or an independent shop that specializes in security systems for vehicles and key fob programming.

Fobs can also malfunction due to malfunctioning transmitter receivers. They are typically located on the dashboard or next to the steering wheel, and transmit signals that allow you to unlock and start your car with the fob. You may have to move closer to your car to get it to work.

A professional might need to open the fob's case to replace the transmitter. A simple screwdriver can usually do the job however some fobs come with complex release mechanisms that require a specialized tool or equipment that is available only at a dealership. It's best to have a qualified mechanic perform this task so you don't accidentally break the fob or cause injury to yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. These batteries are readily available in both pharmacy and home improvement stores and are inexpensive. This is a good option to begin before purchasing an entirely new key fob.

You can also re-program your key fob on your own If you follow some basic steps. This process can vary between vehicles, so you should read the owner's manual and research your specific model. For instance one key fob could require that the ignition be on while reprogramming it. One key fob could require the key to be inserted several times.

The basic procedure is easy. Make sure the battery is securely in place. Then, get in the driver's seat, and close all doors EXCEPT for the driver's side door. This will ensure the new key is communicating with the vehicle in a correct manner. After that, put the old key back into the ignition and turn it to the ON position, but do not start the engine. Then press the lock button on the fob, while looking at the transmission receiver, which is usually situated on the front of the car above the mirror. The key will inform the vehicle within a short period of time that it's being programmed. This can be accomplished by turning the door locks or by emitting an audible chime. This is a difficult process, so pay attention to timing and don't over-press the button.

If the key fob doesn't work after reprogramming, try using a new battery. If the issue persists, you might car key sensor repair near me want to check with your car dealer or locksmith. A professional will have the tools and programming equipment to reprogram your car's fob or clone the key if needed.

Genesky says he can usually program newer fobs for $200 to $250, based on the vehicle. However, he's had to refuse customers with European models due to the fact that he doesn't have the expensive equipment required. Fortunately, many aftermarket fobs are programmable however it's recommended to consult the dealer of your choice first to see the price.

How do I get a brand new fob

If your key fob cannot be repaired, you might have to purchase a new one. Depending on your vehicle's make and model, an auto locksmith or dealership might be able to assist. The dealership will likely be the most expensive alternative for replacing a fob however, they'll have all of the necessary tools and software to program your vehicle correctly. If you are looking for a less expensive solution, a variety of locksmiths will be able to provide you with an entirely new car key fob at a lower price.

It is a good thing to try to reset the fob you have before you decide to buy a new one. The owner's guide should explain the correct method of reset. This is usually an orderly press that restores the factory programming.

You should also look over the owner's manual and warranty information to determine whether you can obtain an additional key fob. If your car's warranty still active or you have an auto club or insurance policy that covers bumper-to-bumper you could qualify for a reimbursement on the cost of a replacement fob.

Finding a fob is simple enough however, finding the right place to have it done can be tricky. If you have a relatively new car and want the assurance from knowing that your key fobs are in working condition, you may be better off going to the dealership to get this service. However, if you're looking for a more affordable option, it is often possible to find a locksmith independent who can offer the same services at a much lower cost.

A locksmith who is professional is a great option If you're not confident doing this type of work. They are certified and equipped to replace or reprogram most types of car key fobs and often, they can complete the task quickly. A locksmith can also visit your house or office which is a great option for many people. They can even cut and program keys on-site when you've lost keys, which is ideal for those who don't like to leave their cars unattended.