Car Key Fob Repairs
Key fobs today do a lot more than simply unlock and start vehicles. This added complexity can cause costly repair costs when it fails.
The positive side is that many fobs use flat watch-style batteries that are easy to replace at home. You may even find that a reset can bring it back to life.
Battery Replacement
A dead battery is the most common reason for the fob's key not working. It's easy to fix and worth trying before you invest in an alternative fob. You can buy the new button cell at a local auto part store or hardware retailer in the event that you already have one. You can also refer to the owner's manual (or in the event that you don't have one, YouTube is full of videos from people explaining how to do it) for specific instructions on opening and replacing the battery on the particular type of fob.
The majority of fobs have two halves that snap together- you'll need to gently break the sides to access the battery. You'll need a small, flat-bladed screwdriver or another tool with a blade that is thin. You can wedge your tool into a notch on the bottom of the key fob. You might also want to be on the lookout for small pieces that could be loosened while working.
When you have your new battery, insert it the same way that you removed the previous one. The positive (+) side should face the buttons, while the opposite side is facing (-) the markings on the battery compartment.
Check the fob to determine if it works by pushing the button. If it isn't working, there might be a problem with your vehicle that requires to be fixed or replaced by a specialist.
Certain key fobs are difficult to open and their contacts may be fragile and easily corrosion-prone. In these situations the best solution is to speak with a expert or dealer. If you're in need of replacing the battery, make sure to be very gentle and adhere to the instructions that are specific to your owner's manual. You may be able find a battery similar at a big-box store or discounter, however, make sure you read the owner's manual to make sure it's compatible with your vehicle.
Replacing the Internal Key
To guard against theft, many key fobs come with an electronic key inside. When the battery in a fob dies, a blank key is left behind that can be used to open doors and trunks. In some cases, this key can even start certain cars. Most people aren't aware of this however they could save themselves having to go to the dealership by simply replacing the fob's battery. The flat watch-style batteries are used in most modern fobs. These batteries can be found at hardware stores and auto parts stores. It is crucial to choose the correct kind of battery. The wrong type can damage the circuitry, causing the fob to fail much earlier.
If the problem persists after you replace the battery, it may be an indication that there is something else wrong in your vehicle. Go through the owner's manual to determine if there's an option to reset the fob and restore the fob to factory-setup. If this fails, you'll need to visit a dealership or a shop independent that specializes in security systems for vehicles and key fob programming.
Fobs can also fail due to faulty transmitter receivers. They are typically placed on the dashboard or close to the steering wheel, and transmit signals that allow you to unlock and start your car using the fob. You may have to move closer to the car in order to get it to work.
A professional might need to open the fob's case to replace the transmitter. A simple screwdriver will usually get the job done however some fobs come with complicated release mechanisms that require a specific tool or specialized equipment that is available only at a dealership. It's a good idea to have a qualified mechanic handle this job to ensure you don't damage the fob or hurt yourself.
Reprogramming the Key
A key fob that is not working may simply need an upgrade in battery. These batteries are readily available in pharmacy and home improvement stores and are affordable. This is a good method to start before you purchase the new key fob.
You can also change the programming of your key fob yourself by following a few basic steps. The procedure varies for different vehicle brands, so it's essential to refer to the owner's manual and research the specifics of your particular model. One key fob could require that the ignition be on when programming. A key fob might require the key to be inserted several times.
The basic procedure is simple. First, ensure that key car repair is securely in place. Then, get into the driver's seat, and close all doors EXCEPT for the driver's side door. This will ensure that the new key is communicating with the vehicle in a correct manner. Then, put the old key back in the ignition and switch it to the ON position, but don't start the engine. Press the lock button while aiming the fob toward the receiver of the transmission. This is usually located on the front above the mirror. In a short period of time, the key will indicate to the vehicle that it's being programmed by turning off the doors locks or emitting a chime. This is a challenging process, so pay close attention to the timing and don't press too hard the button.
If the key fob does not function after reprogramming, you can try using a new battery. If the issue is still there, you may want to visit your car dealer or locksmith. A professional locksmith will have the tools and equipment required to reprogram the car fob or design a new one if necessary.
Genesky says he's able to program newer fobs ranging from $200 and $250, depending on the model of vehicle. Genesky has experienced European models turned away because there isn't the equipment required. Most aftermarket fobs can be programmed, but always consult your local dealer to determine the cost.
How do I get a brand new fob
If your key fob is simply beyond repair, you may require an entirely new one. Based on the make and model, the dealership or an auto locksmith might be able to help. The dealership is likely to be the most expensive option to replace your fob, but it also has the tools and software needed to program your car properly. For a more affordable solution, a variety of locksmiths can provide you with new car keys for a much more reasonable price.
Before you rush to get an entirely new device, it is recommended to consider resetting your current one. The owner's manual should outline the correct method of reset. This is usually an orderly press that restores the factory programming.
It is also recommended to check the owner's guide and warranty information to determine whether you are eligible for an alternative key fob. If your car is still under warranty, or you have a car insurance policy or auto club membership with bumper-to-bumper coverage, you may be eligible for reimbursement for the cost of a new fob.
Getting a fob is easy enough, but finding the right place to have it done can be tricky. You might want to go to the dealer for this service if are driving a brand new car and you want peace of mind knowing that your key fobs work correctly. If you're looking for a more affordable option it is usually possible to find a locksmith independent who can provide the same service at a much lower cost.
If you aren't comfortable handling this type of work on your own A professional locksmith could be a great option. They are skilled and equipped to repair or replace most types of car key fobs, and often, they can accomplish the task in a short time. A locksmith can also visit your house or office which is a great option for a lot of people. They can cut keys and program them on the spot if you've lost them. This is great for those who don't want to leave their vehicle in the garage.