Car Key Fob Repairs
Key fobs today can do much more than simply unlock and start vehicles. But that extra complexity can result in high repair bills if one of them breaks.
It's good to know that the majority of fobs are powered by flat-watch-style batteries which can be replaced at home. And you may find that a reset will bring it back to life.
Battery Replacement
A dead battery is the main reason for a key fob that isn't working. It's simple to solve and is worth a try before you invest in the replacement fob. You can purchase the new button cell at your local auto parts store or hardware retailer if you have one. You can also refer to 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 on your particular type of fob.
You'll have to gently pull off the sides of many fobs to access the battery. You'll require a small flat-bladed screwdriver, or a different tool with a blade that is thin. broken key repair can wedge your tool into a notch at the bottom of the key fob. You might also want to keep an eye out for small pieces that may fall off while working.
When you have your new battery, place it in the same manner that you removed the previous one. Make sure the positive (+) side is facing upwards towards the buttons, and that the negative (-) side of the battery is aligned correctly with the markings in the battery compartment of your fob.
Press a button to test the fob. If it doesn't work, you might have an issue with your vehicle that requires a specialist to repair or replace.
Certain key fobs require special tools to open, and the contacts inside can be fragile and easily corroded. In these situations the best solution is to talk to a specialist or a dealer. When replacing a battery, be gentle and follow your owner's guide. You may be able to locate a battery similar in a big-box store or discounter, but make sure you read the owner's manual to make sure it is compatible with your car.
Replace the internal key
To guard against theft, many key fobs have an internal mechanical key that is hidden within. If the battery inside a fob dies it will leave a blank key left behind that can be used to unlock doors and trunks. In some cases it is possible to start certain vehicles. Most people aren't aware of this, but they can save themselves having to go to the dealership by simply replacing the fob battery. Most modern fobs have flat-watch-style batteries which can be found at auto parts stores and hardware shops. It is important to use the correct kind of battery. A bad battery can cause damage to the circuitry and cause the fob's failure earlier.
If you try replacing the battery and find the issue is still there it could be a sign that something else is wrong in your vehicle. If you have an owner's manual, check to see if you can use a reset procedure to restore the fob's original programming. If this fails, you'll need go to a dealer or independent shop that specializes vehicle-security systems and key fob programming.
Fobs may also malfunction due to faulty transmitter receivers. They are usually found close to the steering wheel or in the dashboard. They transmit signals to enable you to unlock your vehicle and start it using the fob. If you're required to move closer and closer to your car to be able to make it work, there's a high possibility that the transmitter is not working.
A professional might have to open the case of the fob to replace the transmitter. A simple screwdriver will usually do the trick, but certain fobs require a special tool or special equipment which can only be found at a dealer. This job must be handled by a certified mechanic to avoid damaging the fob as well as yourself.
Reprogramming the Key
A key fob that is not functioning simply needs a fresh battery. These batteries are easily found in home improvement and pharmacy stores and are cheap. This is a great way to start before buying the new key fob.
You can also re-program your key fob yourself If you follow the steps below. This process can vary between vehicles, so it is recommended to read the owner's manual and study the specific model of your vehicle. For instance, one key fob may require that the ignition be turned on while reprogramming it. Another key might require the key to be removed and inserted several times.
The general process is simple. First, make sure that the new battery is firmly in place. Close all doors except the driver's door. This will ensure that the new key fob can communicate with the vehicle properly. Then, put the old key back into the ignition and turn it to the ON position, but do not start the engine. Next press the lock button on the fob, while aiming it at the transmission receiver, which is typically located on the front of the car above the mirror. Within a short time frame the key will signal to the vehicle that it's programmed by cycling the doors' locks or emitting an emitted sound. This is a difficult procedure, so pay attention to the timing and don't press too hard the button.
If the key fob still does not work Try reprogramming it with fresh batteries. If the problem persists then a visit to the dealer of your vehicle or a locksmith is a good idea. A professional locksmith will have the tools and equipment to reprogram the car fob or design a new one if needed.
Genesky says he's able to program newer fobs that range between $200 and $250, depending on the model of vehicle. Genesky has been denied European models turned away because there isn't the equipment required. A majority of the aftermarket fobs are programmed, but you should always check with your local car dealer to find out the price.
Finding a New Fob
If your key fob is simply beyond repair, you might require a new one. Depending on your vehicle's model and make, an auto locksmith or a dealership may be able help. The dealership is likely to be the most expensive option for a replacement fob however, they'll have all of the necessary tools and software needed to program your car correctly. Many independent locksmiths provide a new car key fob at the lower cost.
Before you decide to purchase a new key fob, it is a good idea to try resetting your current device. The owner's manual should explain the correct procedure for reset, which is usually just the pushing of a button that reset the original programming.
You should also look over the owner's guide and warranty information to see whether you can obtain an additional key fob. If your car is under warranty, or you have a car insurance policy or auto club membership that provides bumper-to-bumper coverage, you may be eligible to receive a reimbursement for the cost of an entirely new fob.
The process of getting a fob can be simple enough, but finding the right location to get it done can be a challenge. If you own a new car and would like the security with knowing that your keys fobs are in working condition, you might prefer going to the dealership to get this service. If you're looking for a more affordable option it is usually possible to find a locksmith independent who can offer the same services for a significantly lower price.
If you're not confident handling this kind of work yourself, a professional locksmith can be a good option. They are trained and equipped to change or reprogram keys for cars of all types, and can do so quickly. A locksmith is also able to visit your office or home which is a great option for many people. They can even cut and program keys on the spot in case you've lost keys, which is ideal for those who prefer not to leave their cars unattended.