17 Reasons Why You Shouldn't Ignore Car Key Fob Repair
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Car Key Fob Repairs
Today's key fobs can do more than unlock and start vehicles. This added complexity can result in costly repairs in the event that it malfunctions.
It's a good idea to know that most fobs are powered by flat watch-style batteries which can be easily replaced at home. It is possible that a simple reset is enough to bring your fob back to life.
Battery Replacement
The most frequent reason that a key fob doesn't work is due to an inoperative battery. It's a simple fix and worth trying before you spend money on a replacement fob. Simply take your car to a local auto parts store or a hardware retailer that carries button cell batteries and purchase the replacement. You can also check the owner's manual (or, if you don't have one, YouTube is full of videos from people explaining how to do it) for specific instructions for opening and replacing the battery in the specific type of fob you have.
Most fobs come with two halves that snap together -you'll have to gently pry the sides apart to access 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 that you can use to put your tool in between. You may also want to watch out for small pieces that may come loose while working.
Install the new battery in the same way you removed the old one. The positive (+) side should face the buttons and the reverse (-) the marks on the compartment for the battery.
Check the fob to determine whether it is working by pressing the button. If it doesn't work, there could be a problem with your car that requires a specialist to fix or replace.
Certain key fobs require special tools to open and close, and the connections inside may be delicate and susceptible to corroding. In these cases, a car specialist or the dealer will likely be the best choice. When replacing a battery, be gentle and follow your owner's guide. You might be able find a similar battery at a discounter or a big-box retailer, but you'll need to consult your owner's manual to be sure that it's compatible with your vehicle.
Replacing the Internal Key
Most key fobs contain an actual mechanical key, but it's hidden inside the fob to stop thieves from getting. If the battery inside the fob goes out and the key is discarded, a blank one is left behind that can be used to unlock trunks and doors. In certain cases it is possible to start certain cars. Many people don't realize this however, they can save a trip to the dealership by simply replacing the fob battery. The flat watch-style battery is used in the majority of modern fobs. These batteries can be found at hardware stores and auto parts stores. Choosing the right type of battery is crucial however. A bad battery can cause damage to the circuitry, causing the fob's failure much sooner.
If you change the battery and discover that the problem persists, it could be an indication that something else is going on with your vehicle. Go through the owner's manual to see if there's a reset procedure that will restore the fob to the factory program. If this isn't working, you'll need visit a dealership or independent shop that specializes security systems for vehicles and key fob programming.
Fobs can also fail due to faulty transmitter receivers. They are typically located close to the steering wheel or on the dashboard. They transmit signals to allow you to unlock your car and start it with the fob. If you notice that you're having to get closer and closer to your car to get it to work, there's a high chance the transmitter is failing.
A professional may need to open the case of the fob to replace the transmitter. A simple screwdriver can usually do the trick, but some fobs require a specialized tool or special equipment that can only be purchased at a dealer. It is a good idea to have a qualified mechanic perform this task so you don't break the fob or cause injury to yourself.
Reprogramming the Key
A key fob that is not working might just need an upgrade in battery. These batteries are readily available in pharmacy and home improvement stores and are cheap. This is a good option to begin before purchasing a new key fob.
You can also re-program your key fob yourself If you follow a few basic steps. The procedure may differ for different vehicles, so it is recommended to refer to the owner's manual and research your specific model. A key fob may require that the ignition switch be turned on while changing the program. One key fob may require the key to be inserted multiple times.
The basic procedure is simple. First, ensure that the new battery is securely in place. Then, sit in the driver's seat, and close all doors EXCEPT for the driver's side door. This will ensure that the new key fob can communicate with the car key repair vehicle properly. After that, put the old key back into the ignition and switch it to the ON position, but don't start the engine. Next press the lock button on the fob while looking at the transmission receiver, which is usually located in the front of the car above the mirror. Within a short time frame, the key will indicate to the vehicle that it's being programmed by triggering the doors' locks or emitting a chime. This is a challenging process, so pay close attention to the timing and avoid pressing too hard the button.
If the key fob doesn't work after reprogramming, try replacing the batteries. If the problem persists you may want to visit your car dealer or locksmith. A professional will have the tools and programming equipment needed to reprogram your car's fob or make an entirely new key if needed.
Genesky claims he is able to program newer fobs ranging from $200 and $250, depending on the vehicle. Genesky has been denied European models turned away because they don't have the equipment needed. Fortunately, many aftermarket fobs can be programmable, but it's always best to talk to the dealer of your choice first to determine the price.
Finding a New Fob
If your key fob can't be repaired, you may require another one. Depending on your vehicle's model and make, an auto locksmith or dealership may be able to help. The dealership is likely to be the most expensive choice for a replacement fob but it also has the tools and software needed to program your car correctly. Many locksmiths in independent shops offer a brand new car key fob for the lower cost.
Before you rush to get a new fob it's a good idea to try resetting your current device. Your owner's manual should outline the proper procedure for reset, which is usually just pushing a few buttons which restores the factory settings.
It is recommended to read the owner's manual and warranty information before deciding where to go for an replacement fob for your key. If your car is still under warranty or you have a car-insurance policy or auto club membership with bumper-to-bumper insurance, you might be eligible for reimbursement for the cost of the new fob.
Finding the right location to purchase a fob can be a challenge. It is possible to visit the dealer to get this service if you have a newer car and you want peace of mind knowing that your key fobs work properly. If you're looking for an option that is more affordable it is possible to find a locksmith independent who can provide the same service for a significantly lower price.
A locksmith professional is a great option for those who aren't comfortable with this kind of work. They are equipped and trained to repair or replace keys for cars of all kinds and can do it quickly. Locksmiths is also able to visit your house or office, which is convenient for a lot of people. They can even cut and program keys on-site if you have lost them, which is ideal for those who prefer not to leave their vehicles unattended.