A List Of Common Errors That People Make With Car Key Fob Repair
Car Key Fob Repairs
Key fobs today do a lot more than unlock and start vehicles. This extra complexity can lead to expensive repair bills in the event that it malfunctions.
It's important to know that a majority of fobs are powered by flat watch-style batteries, which can be easily replaced at home. You may even find that a reset will bring it back to life.
Battery Replacement
The most frequent reason that a key fob doesn't work is because of an inoperative battery. It's easy to repair and worth a try before you invest in an alternative fob. Take your car to a local auto parts store or hardware retailer that stocks button cell batteries and pick up the replacement. You can also check the owner's manual (or, if you don't have one, YouTube is full of videos of people who explain how to do it) for specific instructions for opening and replacing the battery in your particular type of fob.
repair car key of fobs have two halves that snap together -you'll have to gently break the sides to get to the battery. You'll typically need a small screwdriver or a different tool equipped with a thin, flat blade. You can insert 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 come loose while you work.
Install the new battery in the same way as you removed the old one. Make sure that the positive (+) side is facing up toward the buttons and that the negative (-) side of the battery is aligned correctly with the markings in the battery compartment of your fob.
Test the fob to see whether it functions by pressing the button. If it doesn't, you may have a problem with your car that requires a professional to fix or replace.
Some key fobs require special tools to open and close them, and the contacts inside could be fragile and easily corroded. In these situations the best solution is to talk to a expert or a dealer. If you're in need of replacing the battery, make sure to be gentle and follow the specific instructions in your owner's manual. You might be able locate a comparable battery at a discounter or a big-box retailer however, you'll need to check the owner's manual to be sure that it matches your car.
Replacing the Internal Key
To protect against theft, the majority of key fobs come with an electronic key inside. When the battery in the fob dies it leaves behind a blank internal key that is able to unlock doors and trunks (and in some cases, start certain cars). Most people don't know this, but they can save having to go to the dealership by simply replacing the fob's battery. The majority of modern fobs utilize flat watches-style batteries that are easy to find in hardware stores and auto parts shops. Using the correct type of battery is crucial however. The wrong kind can damage the electronic circuitry, which can cause the fob to fail much sooner.
If the problem persists after you replace the battery, it may be an indication that something else is going on with your vehicle. Go through the owner's manual to determine if you have a reset procedure that will restore the fob's the factory program. 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 malfunction due to faulty transmitter receivers. They are typically placed on the dashboard or near the steering wheel, and transmit signals that allow you to unlock and start your car with the fob. If you notice that you're required to move closer and closer to your car to get it to work, there's a good possibility that the transmitter is not working.
It may be required for a professional to access the case of the fob in order to replace the transmitter. A simple screwdriver will usually work, however certain fobs require a special tool or special equipment that can only be found at a dealer. It's best to have a certified mechanic do this job so that you don't damage the fob or hurt yourself.
Reprogramming the Key
A key fob that's not working could just require a new battery. Because they are cheap and easily available at pharmacies and home improvement stores, this is the ideal first step before investing in the purchase of a new car key fob.
You can also reprogram your key fob yourself if you follow a few basic steps. The process is different for different vehicles manufacturers, so it is important to refer to the owner's manual as well as research the specifics of your model. One key fob might require that the ignition be turned on while reprogramming. A key fob might require the key to be inserted several times.
The basic procedure is simple. First, make sure the new battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure that the new fob is communicating with the vehicle correctly. Insert the old key into the ignition and turn it ON but do not start the engine. Press the lock button while aiming the fob towards the receiver for transmission. This is usually located on the left side, just above the mirror. The key will signal to the vehicle within a brief amount of time that it's being programmed. This can be accomplished by turning off the door locks or by emitting an audible chime. This is a challenging procedure, so pay attention to the timing and don't press too hard the button.
If the key fob does not function after reprogramming, you can try replacing the batteries. If the problem persists you may want to visit your local locksmith or dealer. A professional locksmith will have the tools and equipment required to reprogram your car's 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 model of vehicle. He's had European models rejected due to the fact that they don't have the equipment needed. A majority of the aftermarket fobs are programmed, but always consult your local dealer to find out the cost.
Getting a New Fob
If the key fob you have cannot be fixed, you could require an entirely new one. Depending on your vehicle's make and model, an auto locksmith or a dealership may be able to help. The dealership will likely be the most expensive alternative for replacing a fob However, they'll have the necessary tools and software needed to program your vehicle correctly. For a more affordable solution, a variety of locksmiths can offer you new car keys for a more affordable cost.
It is a good thing to attempt to reset your current fob before you make the decision to purchase another one. Your owner's manual should outline the proper reset procedure that is typically the pushing of a button which restores it to factory programming.
You should also look over the owner's manual and warranty information to determine whether you can obtain an additional key fob. If your car's warranty still in effect or you have an auto club or insurance policy that covers bumper-to-bumper you could be eligible for a reimbursement of the cost of replacing the fob.
Finding the right location to purchase a fob can be difficult. If you own a new vehicle and you want the peace of mind that comes with knowing that your keys fobs are in good working condition, you might be better off going to the dealership for this service. If you're seeking a less expensive alternative, it is possible to find a locksmith that will provide the same service at an affordable cost.
A locksmith who is professional is a great choice If you're not confident doing this type of work. They are trained and equipped to replace or reprogram key fobs for cars of all kinds, and can do so quickly. Locksmiths can also visit your office or home, which is convenient for a lot of people. They can even cut and program keys on-site in case you've lost keys, which is great for those who do not want to leave their cars unattended.