Car Key Fob Repair It's Not As Hard As You Think
Wiki Article
Car Key Fob Repairs
Key fobs today can do much more than just unlock and start vehicles. However, the added complexity could result in high repair bills in the event that one of them malfunctions.
It's good to know that the majority of fobs are powered by flat watch-style batteries, that can be replaced at home. It is possible that a simple reset will bring your fob back to life.
Battery Replacement
A dead battery is the main 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 key fob. You can pick up an additional button cell battery at a local auto part 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 remove and replace the battery inside your fob.
Most fobs come with two halves that snap together -You'll need to pry the sides apart to access the battery. You'll usually need a small screwdriver or another tool that has a flat, thin blade. It might help to look for a notch along the lower edge of the fob that you can use to place your tool between. It is also advisable to watch out for small pieces that may come loose while working.
Once you have the new battery, insert it in the same way that you removed the previous one. Make sure the positive (+) side is facing up towards the buttons, and that the negative (-) side of the battery is aligned correctly with the markings in the battery compartment of your fob.
Check the fob to determine whether it is working by pressing the button. If it fails, it might be a problem with your vehicle that requires to be repaired or replaced by a professional.
Certain key fobs are difficult to open and their contacts may be brittle and easily damaged. In these instances the best solution is to speak with a expert or dealer. When replacing a battery be gentle and follow the owner's guide. You might be able to find the same battery in a big-box store or discounter, however, make sure to check the owner's manual to ensure it's compatible with your vehicle.
Replace the internal key
To protect against theft, the majority of key fobs are equipped with an internal mechanical key that is hidden within. When the battery in a fob dies it will leave a blank key left behind that can be used to open doors and trunks. In certain cases, this key can even start certain vehicles. Most people don't know this however, they can save themselves having to go to the dealership by simply replacing the fob's battery. Most modern fobs have flat watches-style batteries that are readily available in hardware stores and auto parts shops. It is crucial to choose the right type of battery. A bad battery can damage the electronic circuitry and cause the fob to fail much faster.
If you try replacing the battery and discover that the issue persists it could be an indication that something else is wrong with your vehicle. If you have an owner's manual look for a reset procedure is available to restore the fob's factory programming. If this doesn't work, you'll need to visit a dealership or an independent shop that specializes in vehicle security systems and fob programming.
Fobs may also fail due to malfunctioning transmitter receivers. They are typically located on the dashboard or close to the steering wheel, and transmit signals that allow you to open 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 good chance that the transmitter isn't working.
A professional might have to open the case of the fob to replace the transmitter. A simple screwdriver will usually accomplish the task however some fobs come with complicated release mechanisms that require a specialized tool or equipment that is available only at a dealership. It is a good idea to have a certified mechanic perform this task so you don't damage the fob or hurt yourself.
Reprogramming the Key
A key fob that is not working could just require a new battery. They are easily available in both pharmacy and home improvement stores and are inexpensive. This is a good way to start before buying an entirely new key fob.
You can also reprogram your key fob by yourself by following some basic steps. This procedure can differ between automobiles, so consult your owner's guide and research your specific model. For example, one key fob may require the ignition to be turned on while reprogramming it. Another may require the key to be removed and inserted multiple times.
The procedure is easy. First, make sure that the new battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure that the new key fob communicates with the vehicle correctly. Put the old key in the ignition, turn it ON, but do not start the engine. Press the lock button while G28 aiming the fob toward the receiver of the transmission. It is usually located on the front, above the mirror. The key will signal to the vehicle within a short amount of time that it's being programmed. This can be accomplished by turning the door locks, or emitting an audible chime. This is a difficult process, so pay close attention to timing and don't over-press the button.
If the key fob does not function after reprogramming, you can try using a new battery. If the issue persists you should visit the dealer of your vehicle or locksmiths should be considered. A professional will have all the tools and equipment to reprogram your car fob or design a new one if necessary.
Genesky says he can usually program newer fobs for $200-$250, depending on the vehicle. But he's had to turn down customers who have European models because they don't have the costly equipment required. Fortunately, many aftermarket fobs are programmable but it's always best to check with an auto dealer first to find out what the cost is.
How to get a new fob
If your key fob is simply beyond repair, you may need to get an alternative. Depending on the brand and model, the dealership or an auto locksmith may be able to help. The dealership will likely be the most expensive option for a fob replacement However, they'll have the necessary tools and software needed to program your car correctly. Many independent locksmiths offer a new car key fob at the lower cost.
Before you purchase an entirely new device it's recommended to consider resetting your current device. The owner's manual should outline the correct procedure for reset. It is typically an orderly press which restores the factory settings.
It is also recommended to check the owner's manual and warranty information to determine whether you are eligible for a replacement key fob. If your car is under warranty or you have a car insurance policy or auto club membership that provides bumper-to-bumper protection, you may be eligible to receive a reimbursement for the cost of a new fob.
Finding the best location to purchase a fob can be a challenge. You might want to visit the dealer for this service if you have a newer car and you want peace of mind knowing that your key fobs work correctly. If you're looking for an affordable alternative it is usually possible to find a locksmith who is independent who can provide the same service at a much lower cost.
A locksmith who is professional is a great choice If you're not confident doing this kind of work. They are equipped and trained to replace or reprogram key fobs for cars of all kinds, and can do so quickly. A locksmith is also able to visit your office or home which is a great option for a lot of people. They can even cut and program keys on-site when you've lost keys, which is ideal for those who don't like to leave their vehicles unattended.