Car Key Fob Repair: It's Not As Expensive As You Think
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Car Key Fob Repairs
Today's key fobs are more than just a way to unlock and start vehicles. This added complexity could lead to expensive repair bills when it fails.
The positive side is that many fobs have flat-watch-style batteries that are simple to replace at home. And you may find that a reset can get yours working again.
Battery Replacement
A dead battery is the main cause of a key fob not working. It's a simple fix, and it's worth trying before you decide to spend money on a new key fob. You can purchase a new button cell battery at a local auto part retailer or hardware store in the event that you already have one. You can also refer to your owner's manual (or in the event that you don't have one, YouTube is full of videos from people who show you how to do it) for specific instructions for opening and replacing the battery on the specific type of fob you have.
You'll have to gently pull off the sides of many fobs to reach the battery. You'll need a small, flat-bladed screwdriver or another tool with a small blade. It may be helpful to look for a notch along the bottom of the fob which you can wedge your tool between. It is also advisable to watch out for tiny pieces that might break loose while you work.
Insert the new battery the same way as you removed the previous one. Make sure the positive (+) side is facing upwards toward the buttons and that the negative (-) side of the battery is aligned with the markings inside the battery compartment of your fob.
You can push a button to test the fob. If it doesn't work, there may be a problem with your vehicle that requires to be repaired or replaced by a specialist.
Certain key fobs require specific tools to open and close, and the connections inside can be fragile and susceptible to corroding. In these instances, a car specialist or the dealer will likely be your best option. If you're in need of replacing batteries, you should be very gentle and adhere to the instructions specifically in your owner's manual. You might be able find a similar battery at a discounter or big-box retailer however, you'll need to check the owner's manual to be sure that it matches your car.
Replace the internal key
To prevent theft, most key fobs are equipped with an internal mechanical key that is hidden within. If the battery inside the fob fails and the key is discarded, a blank one is left behind that can be used to unlock trunks and doors. In some cases, this key can even start certain cars. Many people don't realize this however they could save themselves having to go to the dealership by simply replacing the fob's battery. The majority of modern fobs utilize flat watches-style batteries that can be found in hardware stores and auto parts shops. It is important to use the right type of battery. The wrong type can damage the circuitry, causing the fob to fail much earlier.
If the problem continues to persist after replacing the battery, it may be a sign that there is something else going on with your vehicle. Go through the owner's manual to determine if you have an option to reset the fob and restore the fob's the factory program. If that doesn't help then you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and fob programming.
Fobs can also malfunction due to malfunctioning transmitter receivers. These are usually located close to the steering wheel or on the dashboard. They transmit signals that enable you to unlock your car and start it with the fob. If you're having to get closer and closer to your car to be able to make it work, there's a good chance that the transmitter isn't working.
A professional might need to open the case of the fob to replace the transmitter. A simple screwdriver is usually enough to suffice, but certain fobs require a special tool or equipment that can only be found at a dealer. It's best to have a certified mechanic handle this job to ensure you don't break the fob or cause injury to yourself.
Reprogramming the Key
A key fob that is repair car key not working may simply need a new battery. These batteries are readily available in both 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 re-program your key fob by yourself if you follow a few basic steps. The procedure varies for different vehicle makes, so it's important to consult your owner's manual as well as research the specifics of your model. One key fob might require that the ignition switch be switched on when changing the program. One key fob may require the key to be inserted several times.
The basic procedure is easy. Make sure the battery is securely in place. Close all doors except the driver's door. This will ensure that the new key fob is communicating with the vehicle in a proper manner. Then, place the old key back in the ignition and turn it to the ON position, but do not 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. Within a short time frame the key will signal to the vehicle that it's being programmed by turning off 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 does not function after reprogramming, you can try replacing the batteries. If the problem persists you might want to visit your local locksmith or dealer. A professional locksmith will have the tools and equipment needed to reprogram the car fob, or even create a brand new one, if required.
Genesky says he can usually program newer fobs for around $200 to $250, based on the vehicle. But he's had to refuse customers with European models due to the fact that there's no equipment required. Luckily, the majority of aftermarket fobs can be programmed but it's always best to check with the dealer of your choice first to find out what their price is.
How to get a new fob
If your key fob can't be fixed, you could need to buy a new one. Depending on the brand and model, the dealership or an auto locksmith might be able to assist. The dealership is likely to be the most expensive option for a replacement fob, but they will also have all the required tools and software needed to programme your vehicle properly. Numerous locksmiths who are independent offer a brand new car key fob at the lower cost.
Before you rush to get an entirely new device it's a good idea to try resetting your current device. The owner's manual should provide the correct reset procedure. It is typically the result of a series of button presses that reset the factory program.
You should also look over your owner's guide and warranty information to determine whether you are eligible for a replacement 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 qualify for a reimbursement of the cost of replacing the fob.
Finding the right location to purchase the fob you need can be difficult. It is possible to go to the dealer for this service if you are driving a brand new car and want peace of mind knowing that your key fobs are functioning properly. If you're looking for an affordable alternative it is usually possible to find an independent locksmith who can provide the same service at a much lower cost.
A locksmith who is professional is a great choice if you're not comfortable doing this type of work. They are trained and equipped to replace or reprogram all kinds of car key fobs, and often they can do it quickly. Locksmiths can also visit your office or home which is convenient for many. They can even cut and program keys on-site when you've lost keys, which is ideal for those who prefer not to leave their cars unattended.