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Car Key Fob Repairs

Key fobs today can do much more than simply unlock and start vehicles. This added complexity can result in costly repairs if it breaks.

It's a good idea to know that most fobs are powered by flat watch-style batteries which can be easily replaced at home. You may find that a simple reset will make your fob work again.

Battery Replacement

A dead battery is the most common reason for a key fob not working. This is a simple repair, and is worth trying before you decide to spend money on a new fob. Simply drive your remote car key repair to a local auto parts store or hardware retailer that stocks button cells and choose a replacement. You can also refer to the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to open and replace the battery in your fob.

Most fobs have two halves that snap together- you'll need to gently break the sides to access the battery. It's usually a screwdriver or some other tool with a thin, flat blade. It may be helpful to look for a groove along the bottom of the fob which you can place your tool between. You may also want to look for tiny pieces that could break loose while you work.

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

Check the fob to determine whether it functions by pressing a button. If it doesn't, you may have a problem with your car that requires a specialist to repair or replace.

Certain key fobs require specific tools to open and close them, and the contacts inside can be fragile and easily corroded. In these instances, the best option is to consult a car key immobiliser repair specialist or a dealer. When replacing a battery, be gentle and follow your owner's instructions. You may be able to locate the same battery at a big-box retailer or discounter, but make sure you read the owner's manual to make sure it is compatible with your car remote key fob repair.

Replacing the Internal Key

Most key fobs contain the physical key mechanical, but it's hidden inside the fob to stop thieves from getting. When the battery in the fob dies, it leaves an internal key blank that can unlock trunks and doors (and in some cases start certain vehicles). Most people do not realize that they can avoid a trip to the dealership by replacing the fob batteries. Most modern fobs use flat watch-style batteries that are easy to find at auto parts stores and hardware shops. Using the correct type of battery is important, however. The wrong kind can damage the electronic circuitry, causing the fob to fail earlier.

If you replace the battery, and the problem persists it could be a sign 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 factory programming. If this fails, you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and key fob programming.

Fobs can also fail because of faulty transmitter receivers. They are usually found close to the steering wheel, or on the dashboard. They transmit signals to enable you to unlock your car and begin it using the fob. If you're required to move closer and closer to your vehicle to get it to work, there's a great chance that the transmitter isn't working.

It could be required for a professional to access the case of the fob in order to replace the transmitter. A simple screwdriver can usually do the trick, but certain fobs require a special tool or equipment that can only be purchased at a dealership. It is a good idea to have a qualified mechanic handle this job to ensure you don't accidentally break the fob or cause injury to yourself.

Reprogramming the Key

Often a non-functional key fob simply needs a fresh battery. Since these batteries are inexpensive and readily available at pharmacies and home improvement stores, it's an excellent first step prior to purchasing an entirely new car key fob.

You can also change the programming of your key fob on your own If you follow a few basic steps. This process varies between vehicle brands, so it's essential to refer to the owner's manual and study the specifics of the model you own. For instance the key fob might require the ignition to be switched on while reprogramming the key. A key fob might require the key to be inserted multiple times.

The general process is simple. First, make sure the new battery is securely in place. Then, get into the driver's seat, and close all doors, with the exception of the driver's side door. This will ensure the new fob is communicating with the vehicle properly. Insert the old key into the ignition, then turn it ON, but do not start the engine. Next press the lock button on the fob, while looking at the transmission receiver, which is usually located on the front of the car above the mirror. In a short period of time the key will signal to the vehicle that it's been programmed by triggering the doors' locks or generating an emitted sound. This is a difficult process, so pay attention to the timing and avoid pressing too hard the button.

If the key fob does not work after reprogramming it, try using new batteries. If the issue isn't resolved, a visit to the dealer of your vehicle or a locksmith should be considered. A professional will have the tools and equipment to reprogram your car's fob or make a new key if it's needed.

Genesky says he's able to program newer fobs between $200 and $250, depending on the vehicle. He's had European models rejected because there isn't the equipment needed. Most aftermarket fobs can be programmed, but always consult your local emergency car key repair dealer to determine the price.

Finding a New Fob

If your key fob is beyond repair, you might require an alternative. Depending on the make and model, the dealership or an auto locksmith may be able to assist. The dealership is likely to be the most expensive alternative for replacing a fob, but they will also have all of the necessary tools and software needed to programme your vehicle properly. If you are looking for a less expensive option, a number of independent locksmiths will be able to provide you with an entirely new car key fob for a more affordable cost.

It is a good thing to attempt to reset the fob you have before you decide to buy an entirely new one. The owner's manual will outline the proper reset procedure, which is usually just the pushing of a button that reset the original programming.

It is recommended to check your owner's manual as well as warranty information before you decide where to go for the replacement of your key fob. If your vehicle is under warranty or you have a car-insurance policy or auto club membership that includes bumper-to-bumper insurance, you might be able to receive some reimbursement for the cost of an entirely new fob.

Finding the right location to purchase a fob can be a challenge. You might want to go to the dealer for this service if you have a newer vehicle and you want to be confident that your key repair car fobs work correctly. If you are seeking a less expensive alternative, it's possible to find a locksmith that will offer the same service at less cost.

A locksmith professional is a great choice If you're not confident doing this kind of work. They are skilled and equipped to replace or reprogram the majority of car key fobs, and often they can complete the task quickly. Additionally, locksmiths can often come to your workplace or home to complete the task which is practical for some. They can cut and program keys on the spot if you've lost keys. This is ideal for those who do not like to leave their car unattended.