Car Key Fob Repairs
Key fobs today do much more than unlock and start vehicles. However, that added complexity can add up to costly repairs in the event that one of them malfunctions.
The good news is that most fobs have flat-watch-style batteries that are easy to replace 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 the fob's key not working. This is a simple fix, and it's worth trying before you spend money on a new key fob. You can pick up the new button cell at your local auto part store or hardware retailer if you have one. You can also refer to the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to open and replace the battery inside your fob.
You'll need to gently pry off the sides of many fobs in order to access the battery. You'll usually need a small screwdriver or a different tool that has a flat, thin blade. You can wedge your tool into a notch at the bottom of the key fob. It is also advisable to be on the lookout for small pieces that may be loosened while working.
Install the new battery in the same way as 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 with the markings inside the battery compartment of your fob.
Test the fob to see whether it is working by pressing the button. If it fails, it could be a problem in your vehicle that requires to be repaired or replaced by a professional.
Some key fobs require special tools to open and close, and the connections inside could be fragile and susceptible to corroding. In these instances an expert in the field or dealer may be the best option. When replacing a battery be gentle and follow your owner's guide. You may be able to locate the same battery in a big-box store or discounter, but make sure to check the owner's manual to make sure it's compatible with your vehicle.
Replace the internal key
Most key fobs contain the physical key mechanical, but it's hidden inside the fob to keep it from being stolen. When the fob battery dies it leaves an internal key blank which can open trunks and doors (and in some cases, start certain vehicles). The majority of people do not realize that they can save a trip to a dealership by replacing the fob's batteries. The flat watch-style battery is used in most modern fobs. They can be found in hardware and auto parts stores. Choosing the right type of battery is important, however. A wrong type of battery can harm the electronic circuitry, which can cause the fob to fail earlier.
If you try replacing the battery and discover that the issue is still there it could be a sign that something else is happening with your vehicle. If you have an owner's manual and you're not sure, try to determine if you can use a reset procedure to restore the fob's factory programming. If this isn't working, you'll need visit a dealership or an independent shop that specializes in vehicle-security systems and key fob programming.
Fobs may also malfunction due to malfunctioning transmitter receivers. They are typically located near the steering wheel or on the dashboard. They transmit signals to allow you to unlock your car and start it with the fob. You may have to move closer to the car to get it to work.
It could be necessary for a professional to open the case of the fob in order to replace the transmitter. A simple screwdriver can usually get the job done however, some fobs have complicated release mechanisms that require a specialized tool or equipment that is available only through a dealer. It's a good idea to have a certified mechanic handle this job to ensure you don't accidentally break the fob or hurt yourself.
Reprogramming the Key
A key fob that is not functioning simply requires a new battery. Since these batteries are inexpensive and readily available in pharmacies and home improvement stores, this is the ideal first step before investing in a new car key fob.
You can also re-program your key fob on your own by following some basic steps. This process varies between vehicle makes, so it's important to consult your owner's manual as well as research the specifics of the model you own. A key fob may require that the ignition be turned on while changing the program. Another key might require the key to be inserted and removed multiple times.
The procedure is simple. First, make sure the new battery is in place. Then, sit in the driver's seat and shut all doors, with the exception of the driver's side door. This will ensure the new key is communicating with the vehicle in a correct manner. Insert the old key into the ignition, turn it on but do not start the engine. Next, press the lock button on the fob while making sure to point it towards the transmission receiver, which is usually located on the front of the car above the mirror. The key will signal to the vehicle within a brief amount of time that it's being programmed. This can be done by turning the door locks or by emitting an audible chime. This can be a difficult process and it's crucial to be attentive to the timing and not to over-press the key button.
If the key fob won't work after reprogramming, try replacing the batteries. If the problem persists you should visit the dealer of your vehicle or a locksmith should be considered. A professional will have all the tools and equipment to reprogram your car's fob or design a new one, if required.
Genesky says that he can program newer fobs between $200 and $250, based on the model of vehicle. However, he's had the need to refuse customers with European models due to the fact that there's no equipment they require. Fortunately, many aftermarket fobs can be programmed, but it's always best to check with an auto dealer first to see the price.
How do I get a brand new fob
If your key fob is damaged beyond repair, you could need to purchase an alternative. Depending on your vehicle's model and make, an auto locksmith or dealership 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 to program your car correctly. Many locksmiths in independent shops offer a new car key fob for an affordable price.
It's a good idea to attempt to reset your current device before you rush out to buy a new one. The owner's guide should explain the correct procedure for reset. This is usually a series button presses which restores the factory settings.
key repair car should also check your owner's guide and warranty information to determine whether you can obtain an alternative key fob. 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 on the cost of a replacement fob.
Finding a fob is simple enough however, finding the right place to have it done can be tricky. You may want to go to the dealer for this service if you have a newer car and want peace of mind knowing that your key fobs are functioning properly. However, if you want an affordable alternative, it is often possible to find a locksmith independent who can provide the same services for a lower cost.
A locksmith who is professional is a good option if you're not comfortable doing this kind of work. They are certified and equipped to repair or replace all kinds of car key fobs, and often, they can accomplish the task in a short time. Locksmiths can also visit your house or office which is a great option for many. They can even cut and program keys on-site if you have lost keys, which is great for those who don't like to leave their vehicles unattended.