The 10 Scariest Things About Car Key Fob Repair

Car Key Fob Repairs

Today's key fobs do a lot more than unlock and start cars. This added complexity could lead to expensive repair bills when it fails.

The good news is that the majority of fobs use flat watch-style batteries that are easy to replace at home. It is possible that a reset will make your device work again.

Battery Replacement

A dead battery is the most common cause of the fob's key not working. This is easy to fix, and it's worth a try before you go spending money on a new key fob. Simply drive your car to an auto parts store or hardware retailer that stocks button cell batteries and pick up the replacement. You can also refer to your owner's manual (or in the event that you don't have one, YouTube is full of videos of people who explain how to do it) for specific instructions for opening and replacing the battery on the particular type of fob.

You'll need to gently pry apart the sides of most fobs in order to access the battery. You'll need a small flat-bladed screwdriver, or another tool with a small blade. It may be helpful to look for a groove along the lower edge of the fob that you can use to place your tool between. It is also advisable to keep an eye out for small pieces that may fall off while working.

Insert the new battery the same manner as 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 inside the battery compartment of your fob.

Push a button to test the fob. If it fails, it could be a problem in your vehicle that needs to be fixed or replaced by a professional.

Some key fobs are difficult to open and their contacts may be fragile and easily corroded. In these situations the best solution is to speak with a expert or dealer. When replacing a battery be gentle and follow your owner's guide. You might be able to find an identical battery at a big-box retailer or discounter, but make sure you read the owner's manual to ensure it is compatible with your car.

Replace the internal key

Most key fobs include the physical key mechanical, but it's hidden inside the fob to prevent thieves. If the battery inside the fob fails and the key is discarded, a blank one is left behind that can be used to open trunks and doors. In some instances it is possible to start certain vehicles. Most people don't realize that they can avoid a trip to a dealership by replacing the fob batteries. The flat watch-style battery is used in the majority of modern fobs. These batteries can be found in auto parts stores and hardware stores. Using the correct type of battery is crucial however. A bad battery can cause damage to the circuitry and lead to the fob's failure much sooner.

If the problem persists after replacing the battery, it may be a sign that something else is going on with your vehicle. If you have an owner's manual, check to see if a reset procedure is available to restore the fob's factory programming. If this fails, you'll need to visit a dealership or independent shop that specializes security systems for vehicles and key fob programming.

Fobs may also fail due to faulty transmitter receivers. These are usually located near the steering wheel or in the dashboard. They transmit signals that enable you to unlock your car and start it with the fob. If you're being required to get closer and closer to your vehicle to be able to make it work, there's a great chance that the transmitter isn't working.

A professional might need to open the case of the fob to replace the transmitter. A simple screwdriver will usually get the job done however, some fobs have complicated release mechanisms that require a specialized tool or equipment that is available only at a dealer. It's best to have a qualified mechanic handle this job to ensure you don't break the fob or injure yourself.

Reprogramming the Key

Often a non-functional key fob simply requires a new battery. These batteries are readily available in pharmacy and home improvement stores and are affordable. This is a good method to start before you purchase an entirely new key fob.

Alternately, you might be able to reprogram the fob yourself by following the steps. The procedure may differ for different vehicles, so it is recommended to consult your owner's guide and research your specific model. One key fob could require that the ignition be turned on while programming. One key fob could require the key to be inserted multiple times.

The general process is simple. First, make sure that the new battery is in place. Then, sit in the driver's seat, and close all doors, excluding the driver's side door. This will ensure that the new key fob communicates with the vehicle in a proper manner. Then, put the old key back into the ignition and switch it to the ON position, but don't start the engine. Then press the lock button on the fob while looking at the transmission receiver, which is typically located on the front of the vehicle above the mirror. In a short period of time the key will announce to the vehicle that it's being programmed by turning off the doors' locks or generating a chime. This is a challenging process, so pay attention to timing and don't over-press the button.

If the key fob does not work Try reprogramming it using new batteries. If the issue persists, 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 needed to reprogram your car's fob, or create an entirely new key if required.

Genesky claims he is able to program newer fobs between $200 and $250, based on the model of vehicle. He's experienced European models rejected because there isn't the equipment needed. The majority of aftermarket fobs can be programmed, Car Key Fob Repair but you should always consult your local car dealer to determine the price.

A New Fob

If your key fob is simply beyond repair, you might need to get an alternative. Depending on the make and model, the dealership or an auto locksmith might be able to assist. The dealership is likely to be the most expensive option to replace your fob, but it also has the tools and software required to program your car properly. For a more affordable solution, a variety of locksmiths will be able to provide you with an entirely new Car Key Fob Repair key fob for a much more reasonable cost.

Before you purchase a new fob it's recommended to consider resetting your current device. The owner's manual should outline the correct method of reset. This is usually the result of a series of button presses that reset the factory program.

It is an excellent idea to check the owner's manual and warranty information prior to deciding where to go for a key fob replacement. If your car is under warranty, or you have a car-insurance policy or auto club membership that provides bumper-to-bumper insurance, you might be able to receive some reimbursement for the cost of a new fob.

Finding the right place to get the fob you need can be difficult. You may want to go to the dealer for this service if you have a newer vehicle and want peace of mind knowing that your keyfobs are working correctly. However, if you're looking for an option that is more affordable it is possible to find an independent locksmith who can provide the same services for a lower cost.

A professional locksmith is a great choice for those who aren't comfortable with this kind of work. They're trained and equipped to repair or replace key fobs for cars of all types and can do it quickly. Locksmiths can also come to your house or office, which is convenient for a lot of people. They can also cut and program keys on site if you've lost keys. This is perfect for those who do not want to leave their car key remote repair unattended.