Car Key Fob Repairs

Key fobs today do much more than just unlock and start vehicles. However, that added complexity can cause expensive repair costs in the event that one of them malfunctions.

It's a good idea to know that the majority of fobs are powered by flat watch-style batteries, that can be replaced at home. It is possible that a simple reset can bring your fob back to life.

Battery Replacement

The most frequent reason why that a key fob doesn't work is because of the battery being dead. This is easy to repair, and is worth trying before you decide to spend money on a new key fob. You can purchase a new button cell battery at a local auto part retailer or hardware store If you own one. You can also consult your owner's manual (or in the event that you don't have one, YouTube is full of videos from people explaining how to do it) for specific instructions for opening and replacing the battery on the specific type of fob you have.

You'll have to gently pull away the sides of the majority of fobs in order to access the battery. You'll require a small flat-bladed screwdriver, or a different tool with a thin blade. It may be helpful to look for a notch on the bottom of the fob which you can place your tool between. You might also want to look for small pieces that could be loosened while working.

Install the new battery in the same way you removed the old one. The positive (+) side should face the buttons, while the opposite side is facing (-), the markings on the compartment for Car key fob repairs the battery.

Check the fob to determine whether it is working by pressing the button. If it doesn't work, there may be a problem with your car that needs to be repaired or replaced by a professional.

Certain key fobs are difficult to open and the contacts could be fragile and easily damaged. In these instances an expert in the field or dealer may be the best option. When replacing a battery be patient and follow your owner's instructions. You may be able to locate a comparable battery at a discounter store or a big-box retailer however, you'll need to check the owner's manual to make sure that it's the right one for your vehicle.

Replace the internal key

Most key fobs contain an actual mechanical key however, it's hidden within the fob to stop thieves from getting. When the battery in the fob dies, it leaves an internal key blank that can unlock doors and trunks (and in some cases, start certain cars). A majority of people don't realize they can save a trip to a dealership by replacing the fob batteries. Most modern fobs use flat-watch-style batteries which can be found in auto parts stores and hardware shops. Choosing the right type of battery is essential however. A wrong battery can harm the circuitry and cause the fob to fail much earlier.

If the problem persists even after you have replaced the battery, it may be a sign that something else is wrong with your vehicle. If you have an owner's guide and you're not sure, try to determine if a reset procedure is available to restore the fob's original programming. 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 may also fail because of faulty transmitter receivers. These are usually built into the dashboard or next to the steering wheel, and transmit signals that allow you to open and start your car using the fob. If you notice that you're having to get closer and closer to your car in order to make it work, there's a high chance the transmitter is failing.

A professional may need to open the fob's case to replace the transmitter. A simple screwdriver is usually enough to suffice, but certain fobs require a specific tool or special equipment which can only be found at a dealer. It is a good idea to have a qualified mechanic perform this task so you don't damage the fob or hurt yourself.

Reprogramming the Key

A key fob that is not functioning simply requires a new battery. They are easily available in home improvement and pharmacy stores and are affordable. This is a great way to start before buying a new key fob.

You can also change the programming of your key fob yourself by following the steps below. The process is different for different vehicles makes, so it's important to refer to the owner's manual as well as research the specifics of your model. For example the key fob might require the ignition to be turned on while reprogramming it. One key fob could require the key to be inserted several times.

The general procedure is very easy. Make sure the battery is securely in place. Close all doors except the driver's door. This will ensure that the new key is communicating with the vehicle correctly. Place the old key in the ignition, turn it on but don't start the engine. Press the lock button while aiming the fob toward the receiver of the transmission. It is usually located on the front above the mirror. Within a brief time the key will signal to the vehicle that it's programmed by triggering the doors' locks or emitting an emitted sound. This procedure can be difficult, so it's important to be attentive to the timing and not to over-press the key button.

If the key fob does not work after reprogramming it, try using new batteries. If the problem persists you might want to visit your car dealer or locksmith. A professional will have the tools and equipment necessary to re-program your car's fob or clone an entirely new mobile key fob repair if required.

Genesky says he can usually program newer fobs for around $200-$250, depending on the model of vehicle. But he's had to turn away customers with European models because he doesn't have the expensive equipment required. A majority of the aftermarket fobs are programmed, but always inquire with your local dealer to determine the price.

A New Fob

If your key fob cannot be repaired, you may require an entirely new one. Based on the model and make, an auto locksmith or a dealership may be able to help. The dealership is likely to be the most expensive choice for a replacement fob however, it will also have the tools and software required to program your car properly. Many locksmiths in independent shops provide a new car key fob at an affordable price.

It's a good idea to try to reset your current fob before you make the decision to purchase a new one. The owner's manual will outline the correct procedure for reset, which is usually just a series of button pushes that restores it to factory programming.

You should also check your owner's guide and warranty information to see whether you can obtain an additional key fob. If your car is still under warranty or you have a car insurance policy or auto club membership that includes bumper-to-bumper insurance, you might be eligible to receive a reimbursement for the cost of a new fob.

Getting a fob is easy enough, but finding the right location to do it can be tricky. You might want to go to the dealer to get this service if you have a newer car and you want to be confident that your key fobs are functioning correctly. If you are looking for a more affordable alternative, it's possible to find a locksmith who can provide the same service for a lower price.

A professional locksmith is a great choice If you're not confident doing this kind of work. They are trained and equipped to replace or reprogram all kinds of car key fobs and they can often do it quickly. Additionally, locksmiths can often come to your office or home to do the job, which can be very convenient for some people. They can also cut and program keys on site if you've lost keys. This is great for those who don't like to leave their car in the garage.