Car Key Fob Repairs

Today’s key fobs are more than just a way to unlock and start vehicles. But that extra complexity can cause high repair bills if one of them breaks.

It’s important to know that most fobs are powered by flat-watch-style batteries that can be replaced at home. You may find that a simple reset will bring your fob back to life.

Battery Replacement

The most common reason that a key fob doesn’t work is because of an inoperative battery. This is easy to repair key, and is worth a try before you decide to spend money on a new key fob. You can pick up a new button cell battery at your local auto parts retailer or hardware store if you have one. You can also consult the owner’s manual (or in the event that you don’t have one, YouTube is full of videos of people who explain how to do it) for specific instructions for opening and replacing the battery on your particular type of fob.

You’ll need to gently pry away the sides of the majority of fobs in order to access the battery. You’ll typically need a small screwdriver or some other tool equipped with a thin, flat blade. It’s a good idea to look for a notch along the bottom of the fob that you can use to put your tool in between. It is also advisable to keep an eye out for tiny pieces that could break loose while you work.

When you have your new battery, you can insert it in the same way that you removed the old one. The positive (+) side should be facing the buttons and the negative (-) the marks on the compartment for the battery.

Check the fob to determine if it works by pushing a button. If it doesn’t, you might have an issue with your vehicle that requires a professional to repair or replace.

Some key fobs require special tools to open, and the contacts inside can be fragile and susceptible to corroding. In these situations you should consult a specialist in your car or dealer may be the best option. When replacing a battery be patient and follow your owner’s guide. You might be able find a similar battery at a discounter or big-box retailer but you’ll have to refer to your owner’s manual to ensure that it’s the right one for your vehicle.

Replace the internal key

The majority of key fobs have a physical mechanical key that is hidden within the fob to prevent thieves. If the battery inside a fob dies and the key is discarded, a blank one is left behind and can be used to unlock doors and trunks. In some instances, this key can even start certain cars. Most people don’t know this however, they can save themselves a trip to the dealership by simply replacing the fob battery. The flat watch-style battery is used in most modern fobs. These batteries are easily located at hardware stores and auto key repair parts stores. Choosing the right type of battery is essential, however. The wrong kind can damage the electronic circuitry, causing the fob to fail much faster.

If the problem continues to persist after replacing the battery, it may be an indication that there is something else going on 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 that doesn’t help you’ll have to visit a dealer or an independent shop that specializes in vehicle-security systems and fob programming.

Fobs can also malfunction due to 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 required to move closer and closer to your car to be able to make it work, there’s a great chance the transmitter is failing.

It may be required for a professional to remove the case of the fob to replace the transmitter. A simple screwdriver is enough to accomplish the task however, some fobs have complicated release mechanisms that require a specific tool or specialized equipment available only through a dealer. It’s a good idea to have a qualified mechanic perform this task so you don’t accidentally break the fob or injure yourself.

Reprogramming the Key

Often a non-functional key fob just requires a new battery. These batteries are easily found in both pharmacy and home improvement stores and are affordable. This is a great way to start before buying the new key fob.

Alternatively, you may be able to re-program the fob on your own by following a few basic steps. The procedure may differ for different automobiles, so read the owner’s manual and research the model you have. For example, one key fob may require that the ignition be switched on while reprogramming the key. Another key might require the key to be inserted and removed multiple times.

The general process is simple. Make sure that the battery is securely in place. Then, get in the driver’s seat and close all doors, with the exception of the driver’s side door. This will ensure that the new fob is communicating with the vehicle correctly. Then, put the old key back in the ignition and turn it on to the ON position, but do not start the engine. Next, press the lock button on the fob while aiming it at the transmission receiver, which is typically located on the front of the car above the mirror. In a short period of time the key will announce to the vehicle that it’s being programmed by triggering the doors locks or emitting a chime. This process can be tricky and it’s crucial to be aware of the timing and to not over-press the key button.

If the key fob does not work after reprogramming it, try using new batteries. If the problem persists, a visit to the dealer of your vehicle or a locksmith should be considered. A professional locksmith will have the tools and equipment needed to reprogram your car’s fob or create a new one, if required.

Genesky says that he can program newer fobs that range between $200 and $250, depending on the model of vehicle. Genesky has been denied European models turned away because he lacks the expensive equipment required. Fortunately, most aftermarket fobs are programmable however it’s recommended to consult an auto dealer first to determine what the cost is.

Finding a New Fob

If your key fob cannot be repaired, you might require another one. Based on the model and make, an auto locksmith or dealership may be able help. The dealership is likely to be the most expensive choice to replace your fob, but it also has the tools and software needed to program your car keys repairs near me correctly. For a more affordable solution, a variety of locksmiths can provide you with new car keys for a much more reasonable cost.

It’s a good idea to attempt to reset the fob you have before you decide to buy an entirely new one. The owner’s manual should explain the proper procedure for reset, which is usually just the pushing of a button which restores the original programming.

It’s also a good idea to review your owner’s manual and warranty information before deciding where to go for a key fob replacement. If your vehicle’s warranty is still active or you have an auto club or insurance policy that covers bumper-to-bumper you could qualify to receive a reimbursement for the cost of a replacement fob.

Finding a fob is simple enough however, finding the right location to get it done isn’t easy. If you have a relatively new vehicle and you want the security with knowing that your keys fobs are in good order, you may prefer going to the dealership to get this service. However, if you’re looking for an option that is more affordable it is possible to find a locksmith independent who can provide the same services for a significantly lower price.

If you’re not comfortable doing this type of work yourself, a professional locksmith may be a good option. They are trained and equipped to change or reprogram keys for cars of all types and can do it quickly. A locksmith is also able to visit your office or home, which is convenient for a lot of people. They can even cut and program keys on-site if you have lost keys, which is great for those who prefer not to leave their cars unattended.