Car Key Fob Repairs

Key fobs today do much more than unlock and start vehicles. This extra complexity can cause costly keyless entry repair costs if it breaks.

The positive side is that many fobs are equipped with flat-watch-style batteries that are simple to replace at home. You might find that a simple reset is enough to allow your fob to function again.

Battery Replacement

A dead battery is the most common reason for a key fob not working. It's a simple fix and worth trying before you purchase a replacement fob. You can pick up a new button cell battery at your local auto part retailer or hardware store If you own one. You can also refer to your owner's guide (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to replace and open the battery inside your fob.

You'll need to gently pry away the sides of the majority of fobs to access the battery. It's usually a screwdriver or a different tool with a thin, flat blade. It's a good idea to look for a notch along the lower edge of the fob that you can place your tool between. You may also want to keep an eye out for small pieces that could fall off while working.

Insert the new battery the same way you removed the old one. The positive (+) side should be facing the buttons and the reverse (-) the markings on the battery compartment.

Push a button to test the fob. If it fails, it may be a problem with your vehicle that requires to be repaired or replaced by a professional.

Certain key fobs are difficult to open, and the contacts may be brittle and easily corroded. In these cases an expert in the field or the dealer will likely be the best choice. When replacing a battery, be gentle and follow the owner's instructions. You might be able to find a similar battery at a discounter or a big-box retailer, but you'll need to refer to your owner's manual to make sure that it matches your car.

Replace the internal key

Most key fobs contain an actual mechanical key, but it's hidden inside the fob to stop thieves from getting. When the fob battery dies it leaves an internal key that is blank that can unlock trunks and doors (and in some cases, even start certain vehicles). Most people don't realize that they can avoid a trip to the dealership by replacing the fob batteries. The majority of modern fobs utilize flat watches-style batteries that are easy to find in auto parts stores and hardware shops. The right kind of battery is crucial, however. A wrong battery can harm the circuitry and cause the fob to fail much earlier.

If the issue persists after you replace the battery, it could be a sign that something else is going on with your vehicle. If you have an owner's guide and you're not sure, try to determine if there is a reset option available to restore the fob's original programming. If that doesn't help then you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and fob programming.

Fobs may also fail because of faulty transmitter receivers. These are usually located close to 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 need to get closer to the car in order to enable it.

A professional may need to open the case of the fob to replace the transmitter. A simple screwdriver will usually do the job however some fobs come with complicated release mechanisms that require a specialized tool or equipment that is available only through a dealer. This job should be done by a certified mechanic to avoid damaging the fob as well as yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. Because they are cheap and easily available at pharmacies and home improvement stores, it's an excellent first step prior to buying the purchase of a new car key repairs key fob.

Alternately, you might be able to reprogram the fob by following a few basic steps. This procedure can differ between vehicles, so it is recommended to refer to the owner's manual and research your specific model. One key fob might require that the ignition be turned on while reprogramming. Another key might require the key to be removed and inserted repeatedly.

The process is straightforward. Make sure that the battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure that the new key fob can communicate with the vehicle correctly. Insert the old key into the ignition, turn it on but do not start the engine. Press the lock button while aiming the fob towards the transmission receiver. This is usually located on the left side, just above the mirror. The key will notify the vehicle within a short period of time that it's being programmed. This can be done by turning the door locks or by emitting an audible chime. This can be a difficult process, so it's important to pay attention to the timing and don't over-press the key button.

If the key fob still doesn't 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 programming equipment to reprogram your car's fob or make an entirely new key if needed.

Genesky says he's able to program newer fobs for around $200-$250, depending on the car. But he's had to turn down customers who have European models because they don't have the costly equipment required. Luckily, the majority of aftermarket fobs can be programmed however it's best to talk to an auto dealer first to find out what the cost is.

A New Fob

If your key fob can't be repaired, you might have to purchase a new one. Based on the make and model, a dealership or an auto locksmith may be able to help. The dealership is likely to be the most expensive option for a fob replacement However, they'll have all the required tools and software to programme your vehicle properly. For a more affordable solution, many independent locksmiths will be able to provide you with new car keys for a more affordable price.

Before you decide to purchase a new key fob, it is a good idea to try resetting your current device. Your owner's manual should outline the proper reset procedure that is typically a series of button pushes that reset the original programming.

It is an excellent idea to check your owner's manual as well as warranty information before you decide where to go for an replacement fob for your key repair shop. If your vehicle's warranty is still in effect or you have an auto club or mobile car key repair insurance policy that covers bumper to bumper you could qualify for a reimbursement on the cost of a replacement fob.

The process of getting a fob can be simple enough however finding the best location to get it done isn't easy. It is possible to go to the dealer for this service if you have a newer vehicle and are looking to feel secure knowing that your key fobs work properly. If you're looking for a cheaper alternative, it's possible to find a locksmith that will offer the same service for a lower price.

If you aren't comfortable handling this type of work yourself, a professional locksmith may be a great choice. They are trained and equipped to replace or reprogram remote key repair fobs for cars of all kinds and do it quickly. Locksmiths can also come to your house or office, which is convenient for many. They can cut and program keys on the spot in case you've lost them. This is perfect for those who do not want to leave their car in the garage.