One Of The Biggest Mistakes That People Make With Car Key Fob Repair Car Key Fob Repairs

Today's key fobs are more than just a way to unlock and start vehicles. However, the added complexity could cause high repair bills when one of them fails.

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

Battery Replacement

A dead battery is the most frequent cause of the fob's key not working. It's simple to repair and worth a try before you purchase a replacement fob. Simply drive your car to a local 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 replace and open the battery inside your fob.

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. You can wedge your tool into a notch on the bottom of the key fob. You may also want to look for small pieces that may fall off while working.

Insert the new battery in the same way you removed the old one. The positive (+) side should be facing the buttons, while the opposite side is facing (-) the markings on the compartment for the battery.

Push a button to test the fob. If it doesn't work, there could be an issue with your vehicle that requires a specialist to repair or replace.

Some key fobs are difficult to open and their contacts may be fragile and easily damaged. In these instances the best solution is to talk to a expert or a dealer. If you need to replace batteries, you should be gentle and follow the instructions that are specific to the owner's manual. You may be able to find a similar battery at a discounter or big-box retailer however, you'll need to check the owner's manual to ensure that it's the right one for your vehicle.

Replacing the Internal Key

Most key fobs contain the physical key mechanical that is hidden within the fob to keep it from being stolen. If the battery of the fob fails it leaves behind a blank internal key that can unlock trunks and doors (and in some cases, start certain vehicles). Most people don't know this however, they can avoid a trip to the dealership by simply replacing the fob battery. The flat watch-style battery is found in the majority of modern fobs. These batteries are easily found at auto parts stores and hardware stores. Choosing the right type of battery is important, however. A bad battery can damage the electronic circuitry, causing the fob to fail much earlier.

If you change the battery, and the issue persists, it could be a sign something else is going on with your vehicle. If you have an owner's guide look for a reset procedure is available to restore the fob's factory programming. If this isn't working, you'll need visit a dealership or a shop independent that specializes in security systems for vehicles and key fob programming.

Fobs can also fail 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 open and start your car using the fob. You may have to move closer to the car in order to enable it.

A professional might have to open the case to replace the transmitter. A simple screwdriver is usually enough to work, however certain fobs require a specific tool or equipment that can only be found at a dealership. This task must be handled by a qualified mechanic to avoid damaging the fob and yourself.

Reprogramming the Key

Often a non-functional key fob simply requires a new battery. These batteries are easily found in both pharmacy and home improvement stores and are inexpensive. This is a good option to begin before purchasing a new key fob.


Alternatively, you may be able to reprogram the fob by following the steps. The procedure may differ for different automobiles, so consult your owner's guide and research the model you have. One key fob could require the ignition to be turned on while changing the program. One key fob may require the key to be inserted several times.

The process is straightforward. First, make sure the new battery is securely in place. Then, get into the driver's seat, and close all doors, excluding the driver's side door. This will ensure the new key is communicating with the vehicle correctly. After key fob repair service , put the old key back into the ignition and turn it to the ON position, but don't start the engine. Next, press the lock button on the fob, while aiming it at the transmission receiver, which is usually located on the front of the vehicle above the mirror. In a short period of time, the key will indicate to the vehicle that it's programmed by cycling the doors' locks or emitting the sound of a chime. 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 still doesn't work Try reprogramming it with fresh batteries. If the problem persists you should visit your car dealer or a locksmith is a good idea. A professional will have all the tools and equipment needed to reprogram the car fob or design a new one, if required.

Genesky claims he is able to program newer fobs that range between $200 and $250, depending on the model of vehicle. But he's had to turn down customers who have European models due to the fact that he doesn't have the expensive equipment they require. Fortunately, many aftermarket fobs can be programmable but it's always best to talk to an auto dealer first to find out what the cost is.

How do I get a new fob

If the key fob you have cannot be repaired, you might need to buy a new one. Depending 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 option for a replacement fob, but it will also have the tools and software necessary to program your car correctly. If you are looking for a less expensive solution, many independent locksmiths can offer you new car keys for a much more reasonable price.

It is a good thing to try to reset your current fob before you decide to buy a new one. Your owner's manual should outline the proper procedure for reset which is typically pushing a few buttons that reset the factory settings.

It's also a good idea to check the owner's manual and warranty information before deciding the best place to get a key fob replacement. If your vehicle is under warranty, or you have a car-insurance policy or auto club membership with bumper-to-bumper protection, you may be able to receive some reimbursement for the cost of a new fob.

Finding a fob is simple enough however finding the best location to do it can be tricky. If you own a new car and would like the security from knowing that your key fobs are in good working condition, you might prefer going to the dealership for this service. However, if you want an option that is more affordable it is possible to find an independent locksmith who can provide the same services for a significantly lower price.

A professional locksmith is a good 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. In addition, a locksmith is often able to come to your office or home to do the job which is useful for certain people. They can even cut and program keys on the spot if you have lost keys, which is great for those who do not want to leave their vehicles unattended.