The 10 Most Scariest Things About Car Key Fob Repair

Car Key Fob Repairs

Today's key fobs do a lot more than unlock and start vehicles. However, that added complexity can cause expensive repair costs when one of them fails.

It's important to know that a majority of fobs are powered by flat watch-style batteries, which can be easily replaced at home. And you may find that a reset will bring it back to life.

Battery Replacement

A dead battery is the most common reason for the fob's key not working. It's simple to fix and worth trying before you invest in a replacement fob. You can pick up a new button cell battery at your local auto parts store or hardware retailer if you have one. You can also refer to your owner's guide (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to open and replace the battery inside your fob.

You'll need to gently pry apart the sides of most fobs to reach the battery. It's usually a screwdriver or some other tool that has a flat, thin blade. It may be helpful to look for a notch on the lower edge of the fob that you can use to wedge your tool between. You might also want to keep an eye out for small pieces that might break loose while you work.

Install the new battery in the same manner as you removed the old one. The positive (+) side should be facing the buttons and the reverse (-), the markings on the compartment for the battery.

Test the fob to see whether it functions by pressing a button. If it doesn't, you may have a problem with your car that requires a professional to fix or replace.

Certain key fobs can be difficult to open and their contacts may be brittle and easily corroded. In these situations, a car specialist or a dealer could be the best choice. When replacing a battery be gentle and follow the owner's manual. You may be able find a battery similar in a big-box store or discounter, but make sure you read your owner's guide to ensure that it's compatible with your vehicle.

Replace the internal key

To protect against theft, the majority of key fobs are equipped with a mechanical key hidden inside. When the battery in a fob dies, a blank key is left behind and can be used to unlock doors and trunks. In some cases the key could even start certain cars. Many people don't realize this however they could save a trip to the dealership by simply replacing the fob battery. The majority of modern fobs utilize flat watch-style batteries that can be found in hardware stores and auto parts shops. The right kind of battery is crucial, however. The wrong kind can damage the electronic circuitry, causing the fob to fail faster.

If you replace the battery, and the issue persists it could be a sign that something else is happening in your vehicle. Check your owner's manual to determine if you have a reset procedure that can restore the fob's the factory program. If that doesn't help then you'll need to visit a dealer or an independent shop that specializes in vehicle security systems and fob programming.

Fobs can also fail due to faulty transmitter receivers. These are usually built into the dashboard or near the steering wheel, and they transmit signals that allow you to open and start your car using the fob. If you notice that you're being required to get closer and closer to your vehicle in order to make it work, there's a good possibility that the transmitter is not working.

A professional might need to open the case to replace the transmitter. A simple screwdriver is enough to accomplish the task, but some fobs have complicated release mechanisms that require a special tool or equipment that is available only through a dealer. This is a job that must be handled by a certified mechanic in order to avoid damaging the fob as well as yourself.

Reprogramming the Key

Often a non-functional key fob simply requires a new battery. These batteries are readily available in home improvement and pharmacy stores and are affordable. This is a great method to start before you purchase an entirely new key fob.

Alternately, you might be able to re-program the fob on your own by following some basic steps. This process can vary between automobiles, so read the owner's manual and research your specific model. For instance the key fob might require the ignition to be on while reprogramming it. Another key might require the key to be removed and inserted repeatedly.

The general process is simple. Make sure that the battery is securely in place. Close all doors except the driver's door. This will ensure that the new key fob is communicating with the vehicle correctly. Place the old key in the ignition, turn it ON however, don't start the engine. Then, press the lock button on the fob while aiming it at the transmission receiver, which is typically situated on the front of the vehicle above the mirror. Within a brief time the key will announce to the vehicle that it's being programmed by triggering the doors' locks or emitting an emitted sound. This is a difficult process, so pay attention to the timing and don't press too hard the button.

If the key fob still isn't working Try reprogramming it using new batteries. If the problem persists you might want to visit your local locksmith or dealer. A professional will have the tools and equipment needed to reprogram your remote control car key repairs's fob, or create a new key if it's required.

Genesky says he's able to program newer fobs between $200 and $250, depending on the model of vehicle. Genesky has experienced European models rejected because there isn't the equipment required. A majority of the aftermarket fobs are programmed, but always consult your local car dealer to determine the cost.

Finding a New Fob

If the key fob you have cannot be fixed, you could have to purchase another one. Based on the make and model, an auto locksmith or dealership may be able to help. The dealership is likely to be the most expensive option for a replacement fob, but it also has the tools and software needed to program your car properly. Many locksmiths in independent shops offer a new car key fob at the lower cost.

It is a good thing to attempt to reset your current device before you rush out to buy a new one. The owner's guide should explain the correct procedure for reset. This is usually a series button presses which restores the factory settings.

It's an excellent idea to read your owner's manual as well as warranty information prior to deciding which place to go for an replacement fob for your key. If your car's warranty is still in effect or you have an auto club or insurance policy that covers bumper-to-bumper, you may qualify for a reimbursement of the cost of a replacement fob.

Finding the best place to get the fob you need can be difficult. If you own a new car and would like the peace of mind that comes from knowing that your key fobs are in good working condition, you may prefer going to the dealership for this service. If you're looking for an option that is more affordable it is possible to find a locksmith who is independent who can offer the same services at a much lower cost.

If you're not confident handling this type of work yourself A professional locksmith could be a good option. They are trained and equipped to repair or replace the majority of car key fobs, and they can often complete the task quickly. Additionally, locksmiths is often able to come to your office or home to complete the task which can be extremely useful for certain people. They can even cut and program keys on-site when you've lost keys, Key which is great for those who do not want to leave their cars unattended.