Some Of The Most Common Mistakes People Make Using Car Key Fob Repair

Some Of The Most Common Mistakes People Make Using Car Key Fob Repair

Car Key Fob Repairs

Key fobs today do a lot more than simply unlock and start vehicles. However, that added complexity can add up to expensive repair costs when one of them fails.

It's a good idea to know that most fobs are powered by flat watch-style batteries, which can be easily replaced at home. You may even find that a reset will bring it back to life.

Battery Replacement

A dead battery is the most common cause of a key fob not working. This is easy to repair, and is worth a try before you decide to spend money on a new fob. Simply drive your car to an auto parts store or a hardware retailer that stocks button cell batteries and purchase the replacement. You can also refer to your owner's guide (or YouTube for videos explaining how to replace the battery) for specific instructions on how to remove and replace the battery in your fob.

Most fobs have two halves that snap together -you'll have to gently break the sides in order to access the battery. It's usually a screwdriver or a different tool that has a flat, thin blade. It may be helpful to look for a groove along the bottom of the fob which you can use to wedge your tool between. It is also advisable to be on the lookout for small pieces that could fall off while working.

Insert 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 marks on the battery compartment.

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

Some key fobs are difficult to open and the contacts may be fragile and easily damaged. In these instances, the best option is to consult a car specialist or dealer. When replacing a battery, be gentle and follow your owner's guide. You might be able to find a similar battery at a discounter or a big-box retailer but you'll have to refer to your owner's manual to ensure that it matches your car.

Replacing the Internal Key

To protect against theft, the majority of key fobs have a mechanical key hidden inside. When the battery in the fob goes out and the key is discarded, a blank one is left behind, which can be used to open trunks and doors. In certain cases the key could even start certain cars. Most people do not realize that they can avoid a trip to the dealership by replacing the fob batteries. The flat watch-style batteries are used in most modern fobs. These batteries are easily located at auto parts stores and hardware stores. The right kind of battery is essential, however. A bad battery can damage the electronic circuitry, which can cause the fob to fail much sooner.

If you replace the battery and discover that the problem persists it could be a sign something else is wrong with your car. If you have an owner's manual 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 go to a dealer or an independent shop that specializes in vehicle-security systems and key fob programming.

Fobs may also fail because of faulty transmitter receivers. These are usually located close to the steering wheel, or in the dashboard. They transmit signals to allow you to unlock your vehicle and start it using the fob. If you're being required to get closer and closer to your car to be able to make it work, there's a high chance that the transmitter isn't working.

It could be necessary for a professional to open the case of the fob to replace the transmitter. A simple screwdriver can usually accomplish the task however some fobs come with complicated release mechanisms that require a special tool or equipment that is available only through a dealer. This job must be handled by a certified mechanic in order to avoid damaging the fob and yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. These batteries are readily available in home improvement and pharmacy stores and are cheap.  click here to investigate  is a good way to start before buying an entirely new key fob.

Alternately, you might be able to re-program the fob by following some basic steps. The procedure may differ for different vehicles, so you should refer to the owner's manual and research the model you have. A key fob may require that the ignition be switched on when reprogramming. One key fob could require the key to be inserted several times.

The basic procedure is simple. Make sure the battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure the new key is communicating with the vehicle properly. Then, place the old key back into the ignition and turn it on to the ON position, but don't start the engine. Press the lock button while aiming the fob at the transmission receiver. It is usually located on the front above the mirror. Within a short time frame the key will signal to the vehicle that it's programmed by triggering the doors locks or emitting a chime. This can be a tricky process, so pay attention to the timing and avoid pressing too hard the button.

If the key fob still doesn't work, try reprogramming it again with new batteries. If the issue persists, you might want to check with your local locksmith or dealer. A professional locksmith will have the tools and equipment to reprogram your car fob or create a new one if needed.


Genesky says he can usually program newer fobs for $200 to $250, based on the vehicle. However, he's had to turn down customers who have European models because they don't have the costly equipment required. Fortunately, many aftermarket fobs can be programmed, but it's always recommended to consult the dealer of your choice first to determine the price.

A New Fob

If your key fob is simply beyond repair, you might need to purchase an entirely new one. Depending on the make and model, the dealer or an auto locksmith might be able to assist. The dealership will likely be the most expensive option for a fob replacement however, they'll have all of the necessary tools and software to program your vehicle correctly. Numerous locksmiths who are independent offer a brand new car key fob at the lower cost.

Before  key fob repair near me  decide to purchase a new fob, it is a good idea to try resetting your current device. The owner's manual should outline the correct reset procedure. This is usually the result of a series of button presses that restores the factory programming.

It is also recommended to check the owner's guide and warranty information to determine if you can get an alternative fob for your key. If your vehicle's warranty is still in effect or you have an auto club or car insurance policy that covers bumper to bumper you could be eligible for a reimbursement of the cost of a replacement fob.

Getting a fob is easy enough however finding the best location to get it done can be tricky. You might want to go to the dealer for this service if you have a newer car and are looking to feel secure knowing that your key fobs are functioning properly. However, if you want an option that is more affordable it is possible to find a locksmith who is independent who can offer the same services for a lower cost.

If you're not confident handling this type of work on your own, a professional locksmith can be a great choice.  Full Statement  are certified and equipped to replace or reprogram most types of car key fobs and often they can complete the task quickly. In addition, a locksmith is often able to come to your home or office to complete the task which is useful for certain people. They can even cut and program keys on-site when you've lost them, which is ideal for those who don't like to leave their cars in the dark.