Car Key Fob Repairs

Key fobs today do a lot more than simply unlock and start vehicles. However, the added complexity could result in high repair bills when one of them fails.

It's good to know that the majority of fobs are powered by flat watch-style batteries, which can be replaced at home. It is possible that a simple reset is enough to bring your fob back to life.

Battery Replacement

A dead battery is the main cause of 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. Simply take your car to an hardware or auto parts retailer that stocks button cell batteries and pick up the replacement. You can also refer to your 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 on opening and replacing the battery on the specific type of fob you have.

Most fobs have two halves that snap togetherYou'll need to pry the sides apart to access the battery. It's usually a screwdriver or a different tool that has a flat, thin blade. You can put your tool into a notch at the bottom of the key fob. You might also want to look out for small pieces that may come loose while you work.

Insert the new battery in the same way as you removed the old one. Make sure that the positive (+) side is facing up towards the buttons, and that the negative (-) side of the battery is aligned with the marks inside the battery compartment of your fob.

Push a button to test the fob. If it isn't working, there could be a problem in your vehicle that needs to be repaired or replaced by a professional.

Certain key fobs require specific tools to open, and the contacts inside may be delicate and susceptible to corroding. In these situations the best choice is to talk to a expert or dealer. When replacing a battery, be gentle and follow the owner's guide. You may be able find the same battery at a big-box retailer or discounter, however, make sure to check the owner's manual to ensure it's compatible with your vehicle.

Replace the internal key

The majority of key fobs have the physical key mechanical that is hidden within the fob to stop thieves from getting. When the battery in the fob fails, a blank key is left behind and can be used to unlock trunks and doors. In some instances it is possible to start certain vehicles. A majority of people don't realize they can save a trip to a dealership by recharging the fob batteries. The majority of modern fobs utilize flat watch-style batteries that are easy to find in hardware stores and auto parts shops. It is essential to choose the right type 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 discover that the issue is still there it could be an indication that something else is going on with 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 doesn't help, you'll need to go to a dealership or an independent shop that specializes in vehicle-security systems and fob programming.

Fobs can also malfunction due to malfunctioning transmitter receivers. They are usually found near the steering wheel or on the dashboard. They transmit signals that allow you to unlock your car and begin it using the fob. It is possible that you will need to get closer to the car to enable it.

It may be necessary for a professional to remove the case of the fob in order to replace the transmitter. A simple screwdriver will usually suffice, but certain fobs require a specific tool or equipment that can only be found at a dealership. It is a good idea to have a qualified mechanic do this job so that you don't damage the fob or injure yourself.

Reprogramming the Key

Often a non-functional key fob simply requires a new battery. Because they are cheap and readily available in pharmacies and home improvement stores, this is a good first step before investing in an entirely new car key fob.

You can also re-program your key fob on your own If you follow some basic steps. The process is different for different vehicles manufacturers, so it is important to consult your owner's manual as well as research the specifics of your particular model. For instance, one key fob may require the ignition to be on while reprogramming it. Another might need the key to be removed and inserted multiple g28carkeys times.

The process is straightforward. First, make sure the new battery is securely in place. Close all doors except the driver's door. This will ensure the new key is communicating with the vehicle in a correct manner. After that, put the old key back in the ignition and switch it to the ON position, but don't start the engine. Press the lock button while aiming the fob at the transmission receiver. This is usually located on the front, above the mirror. The key will inform the vehicle within a brief amount of time that it's being programmed. This can be accomplished by cycling the door locks, or emitting an audible chime. This procedure can be difficult, so it's important to be aware of the timing and to not over-press the key button.

If the key fob still does not work, try reprogramming it again with fresh batteries. If the problem persists you may want to visit your local dealer or locksmith. A professional will have all the tools and equipment needed to reprogram your car fob or design a new one, if required.

Genesky says he can usually program newer fobs at around $200-$250, depending on the car. But he's had to turn away customers with European models because there's no equipment they require. A majority of the aftermarket fobs are programmed, but always consult your local car dealer to determine the price.

Getting a New Fob

If your key fob can't be repaired, you might need to buy a new one. Depending on the model and make, an auto locksmith or a dealership may be able to help. The dealership is likely to be the most expensive alternative for replacing a fob, but they will also have all the required tools and software needed to programme your vehicle properly. Many independent locksmiths provide a new car key fob for a much lower price.

Before you purchase an entirely new device, it is an excellent idea to try resetting your current device. The owner's manual will outline the proper procedure for reset which is typically the pushing of a button that restores the factory settings.

You should also check your owner's guide and warranty information to determine if you can get an additional fob for your key. If your car's warranty is still active or you have an auto club or car insurance policy that covers bumper-to-bumper you could qualify to receive a reimbursement for the cost of a replacement fob.

Finding a fob is simple enough however, finding the right location to get it done isn't easy. If you have a relatively new vehicle and you want the security with knowing that your keys fobs are in good working condition, you may prefer going to the dealership to get this service. If you are looking for a cheaper alternative, it's possible to find a locksmith who will offer the same service for less cost.

If you're not confident handling this type of work on your own, a professional locksmith may be a great option. They are equipped and trained to change or reprogram car key fobs of all kinds, and can do so quickly. A locksmith can also visit your office or home, which is convenient for a lot of people. They can cut and program keys on the spot if you've lost keys. This is perfect for those who do not want to leave their vehicle unattended.