Car Key Fob Repairs
Key fobs today can do much more than unlock and start vehicles. This added complexity could lead to expensive repair bills in the event that it malfunctions.
The good news is that the majority of fobs have flat-watch-style batteries that are simple 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 frequent reason for a key fob that isn't working. This is a simple fix, and it's worth trying before you spend money on a new key fob. You can pick up an additional button cell battery at your local auto parts store or hardware retailer in the event that you already have one. You can also check your 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 on opening and replacing the battery on the specific type of fob you have.
Most fobs come with two halves that snap together- you'll need to gently break the sides to get to the battery. You'll need a small, flat-bladed screwdriver, or another tool with a thin blade. It's a good idea to look for a groove along the lower edge of the fob that you can use to put your tool in between. You may also want to be on the lookout for small pieces that could fall off while working.
Install the new battery in the same way you removed the previous one. this hyperlink (+) side should face the buttons, while the opposite side is facing (-) the marks on the battery compartment.
Press a button to test the fob. If it doesn't work, there could be an issue with your car that requires a specialist to repair or replace.
Certain key fobs require special tools to open, and the contacts inside could be fragile and easily corroded. In these situations, the best option is to consult a car specialist or dealer. When replacing a battery be gentle and follow your owner's manual. You may be able to locate an identical battery at a big-box store or discounter, but be sure to check your owner's guide to ensure it is compatible with your car.
Replacing the Internal Key
The majority of key fobs have an actual mechanical key, but it's hidden inside the fob to prevent thieves. If the battery inside a fob dies and the key is discarded, a blank one is left behind and can be used to unlock trunks and doors. In certain cases the key could even start certain vehicles. A majority of people do not realize that they can avoid a trip to the dealership by recharging the fob batteries. The flat watch-style battery is found in the majority of modern fobs. They can be found at hardware stores and auto parts stores. Choosing the right type of battery is crucial however. A bad battery can damage the electronic circuitry, which can cause the fob to fail much faster.
If you replace the battery and find the issue persists it could be an indication that something else is going on with your car. If you have an owner's guide, check to see if there is a reset option available to restore the fob's original programming. If this fails, you'll need go to a dealer or a shop independent that specializes in security systems for vehicles and key fob programming.
Fobs can also malfunction due to faulty transmitter receivers. They are usually found near the steering wheel or in the dashboard. They transmit signals that enable you to unlock your car and start it with the fob. You may have to move closer to your car to enable it.
A professional might have to open the fob's case to replace the transmitter. A simple screwdriver will usually do the trick, but certain fobs require a special tool or equipment which can only be found at a dealer. It's best to have a qualified mechanic do this job so that you don't damage the fob or injure yourself.
Reprogramming the Key
A key fob that is not functioning simply needs a fresh battery. They are easily available in pharmacy and home improvement stores and are cheap. This is a great way to start before buying an entirely new key fob.
Alternatively, you may be able to re-program the fob yourself by following the steps. The procedure may differ for different vehicles, so you should consult your owner's guide and study the specific model of your vehicle. For example the key fob might require the ignition to be turned on while reprogramming it. Another may require the key to be removed and inserted repeatedly.
The process is straightforward. First, ensure that the new battery is securely in place. Close all doors, except the driver's door. This will ensure the new fob is communicating with the vehicle correctly. Then, put the old key back into the ignition and turn it to the ON position, but don't start the engine. Press the lock button while aiming the fob at the receiver for transmission. This is usually located on the left side, just above the mirror. Within a short time frame the key will signal to the vehicle that it's been programmed by turning off the doors' locks or emitting a chime. This process can be tricky so it's essential to be aware of the timing and not to over-press the key button.
If the key fob does not function after reprogramming, you can try using a new battery. If the issue persists you should visit your dealer for your car or a locksmith should be considered. A professional locksmith will have the tools and programming equipment to reprogram your car's fob or clone a new key if it's needed.
Genesky says he can usually program newer fobs for $200 to $250, based on the model of vehicle. However, he's had the need to turn away customers with European models because they don't have the costly equipment required. Fortunately, most aftermarket fobs can be programmable however it's best to talk to the dealer of your choice first to determine what their price is.
A New Fob
If your key fob is beyond repair, you might need to purchase an alternative. Depending on the brand and model, the dealer or an auto locksmith might be able to assist. The dealership is likely to be the most expensive choice for a replacement fob but it also has the tools and software required to program your car properly. If you are looking for a less expensive solution, a variety of locksmiths can provide you with new car keys for a more affordable cost.
It is a good thing to attempt to reset your current device before you decide to buy another one. The owner's guide should explain the correct method of reset. This is usually an orderly press which restores the factory settings.
You should also look over the owner's manual and warranty information to see if you can get an additional fob for your key. If your vehicle is under warranty, or you have a car-insurance policy or auto club membership that provides bumper-to-bumper coverage, you may be able to receive some reimbursement for the cost of a new fob.
Finding a fob is simple enough however, finding the right place to have it done can be a challenge. If you have a relatively new vehicle and you want the security with knowing that your key fobs are in good condition, you might prefer going to the dealership for this service. If you're looking for an affordable alternative it is possible to find a locksmith who is independent who can offer the same services for a lower cost.
If you aren't comfortable handling this type of work yourself A professional locksmith could be a great choice. They are skilled and equipped to reprogram or replace all kinds of car key fobs, and they can often complete the task quickly. In addition, a locksmith is often able to come to your office or home to complete the task, which can be very practical for some. They can even cut and program keys on the spot when you've lost keys, which is ideal for those who prefer not to leave their cars in the dark.