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10 Things You've Learned In Kindergarden To Help You Get Started With Car Key Fob Repair
Car Key Fob Repairs

Key fobs today do a lot more than unlock and start cars. However, that added complexity can cause high repair bills in the event that one of them malfunctions.

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

Battery Replacement

A dead battery is the most frequent cause of the fob's key not working. This is easy to repair, and is worth trying before you spend money on a new fob. Take your car to an auto parts store or a hardware retailer that carries button cell batteries and pick up a replacement. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to open and replace the battery in your fob.

You'll need to gently pry off the sides of many fobs in order to access the battery. You'll usually need a small screwdriver or some other tool with a thin, flat blade. It's a good idea to look for a notch along the lower edge of the fob that you can place your tool between. You might also want to look out for tiny pieces that may come loose as you work.

Once you have your new battery, insert it in the same way that you removed the old one. The positive (+) side should face the buttons and the reverse (-) the markings on the battery compartment.

You can push a button to test the fob. If it doesn't, you may have a problem with your car that requires a professional to repair or replace.

Some key fobs require special tools to open and close them, and the contacts inside could be fragile and susceptible to corroding. In these situations, a car specialist or the dealer will likely be your best option. If you're in need of replacing batteries, you should be gentle and follow the instructions specifically in the owner's manual. You might be able to find an identical battery at a big-box store or discounter, but make sure you read the owner's manual to ensure it is compatible with your vehicle.

Replacing the Internal Key

To protect against theft, the majority of key fobs are equipped with an electronic key inside. When the battery in the fob goes out and the key is discarded, a blank one is left behind and can be used to unlock doors and trunks. In certain cases it is possible to start certain vehicles. A majority of people don't realize that they can save a trip to a dealership by recharging the fob batteries. The majority of modern fobs utilize flat-watch-style batteries which are easy to find in auto parts stores and hardware shops. Choosing the right type of battery is crucial, however. A wrong type of battery can harm the electronic circuitry and cause the fob to fail sooner.

If you replace the battery and discover that the issue is still there, it could be a sign that something else is going on with your car. Go through the owner's manual to see if there's a reset procedure that can restore the fob's factory programming. If this isn't working, you'll need go to a dealer or independent shop that specializes vehicle-security systems and key fob programming.

Fobs can also malfunction due to malfunctioning transmitter receivers. They are typically placed on the dashboard or next to the steering wheel, and they send signals that allow you to unlock and start your car with the fob. If you notice that you're required to move closer and closer to your vehicle in order to make it work, there's a high chance the transmitter is failing.

It may be necessary for a professional to access the case of the fob to replace the transmitter. A simple screwdriver can usually do the trick, but certain fobs require a specific tool or a special piece of equipment which can only be found at a dealer. This job must be handled by a certified mechanic in order to avoid damaging the fob as well as yourself.

Reprogramming the Key

A key fob that is not working could just require an upgrade in battery. Since these batteries are inexpensive and readily available in pharmacies and home improvement stores, this is a good first step before purchasing an entirely new car key fob.

You may also be able to re-program the fob by following some basic steps. This process varies between vehicle brands, so it's essential to read the owner's manual and study the specifics of the model you own. A key fob may require the ignition to be switched on when reprogramming. A key fob might require the key to be inserted several times.

The procedure is simple. Make sure that the battery is securely in place. Then, get in the driver's seat and close all doors, excluding the driver's side door. This will ensure the new fob is communicating with the vehicle properly. 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 aiming it at the transmission receiver, which is typically situated on the front of the car above the mirror. Within a short time frame the key will announce to the vehicle that it's been programmed by turning off the doors' locks or generating the sound of a chime. This can be a tricky process, so pay close attention to timing and don't over-press the button.

If the key fob won't function after reprogramming, you can try replacing the batteries. If the problem persists then a visit to the dealer of your vehicle or a locksmith is a good idea. A professional will have all the tools and equipment to reprogram your car's fob or create a new one if needed.

Genesky claims he is able to program newer fobs that range between $200 and $250, based on the model of vehicle. Genesky has had European models rejected because there isn't the equipment required. A majority of the aftermarket fobs are programmed, but you should always check with your local car dealer to determine the price.

How to get a new fob

If your key fob is beyond repair, you may need to get an alternative. Depending on the brand and model, the dealer or an auto locksmith may be able to assist. The dealership is likely to be the most expensive option to replace your fob, but it will also have the tools and software necessary to program your car properly. Many independent locksmiths provide a new car key fob at an affordable price.

It's a good idea to try to reset your current device before you rush out to buy another one. Your owner's manual should outline the proper reset procedure, which is usually just the pushing of a button that restores the original programming.

It's an excellent idea to check your owner's manual and warranty information before you decide which place to go for the replacement of your key fob. If your car's warranty is in good standing or you have an auto club or insurance policy that covers bumper to bumper you could be eligible to receive a reimbursement for the cost of a replacement fob.

Finding remote key fob repair where to purchase a fob can be difficult. If you own a new vehicle and you want the assurance with knowing that your key fobs are in working condition, you might prefer going to the dealership for this service. If you're seeking a less expensive alternative, it's possible to find a locksmith who can provide the same service for a lower price.

A locksmith professional is a great option if you're not comfortable doing this type of work. They're trained and equipped to change or reprogram car key fobs of all types and can do it quickly. Additionally, locksmiths will often visit your office or home to complete the task which is convenient for some people. They can even cut and program keys on-site when you've lost keys, which is great for those who prefer not to leave their cars unattended.


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