10 Things We All We Hate About Car Key Fob Repair

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Car Key Fob Repairs

Today's key fobs can do more than unlock and start vehicles. This added complexity can result in costly repairs if it breaks.

The good news is that the majority of fobs have flat-watch-style batteries that are easy to replace at home. You may find that a simple reset can make your fob work again.

Battery Replacement

A dead battery is the most common reason for a key fob that isn't working. This is a simple repair, and is worth trying before you spend money on a new key fob. You can buy a new button cell battery at your local auto part store or hardware retailer in the event that you already have one. You can also consult your owner's guide (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to remove and replace the battery inside your fob.

The majority of fobs have two halves that snap together- you'll need to gently pull the sides apart to access the battery. You'll usually need a small screwdriver or a different tool with a thin, flat blade. You can put your tool into a notch at the bottom of the key fob. You might also want to watch out for tiny pieces that might break loose while you work.

When you have your new battery, you can insert it in the same manner that you removed the previous one. The positive (+) side should face the buttons and the negative (-), the markings on the battery compartment.

Check the fob to determine whether it functions by pressing a button. If it fails, it may be a problem with your vehicle that needs to be repaired or replaced by a professional.

Certain key fobs require specific tools to open and close them, and the contacts inside can be fragile and easily corroded. In these situations an expert in the field or dealer may be the best option. If you're looking to replace batteries, you should be very gentle and adhere to the instructions that are specific to the owner's manual. You might be able to find the same battery at a big-box retailer or discounter, however, make sure you check your owner's guide to ensure it's compatible with your vehicle.

Replace the internal key

The majority of key fobs have an actual mechanical key that is hidden within the fob to stop thieves from getting. When the battery in the fob goes out, a blank key is left behind and can be used to open doors and trunks. In some cases the key could even start certain cars. 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 batteries are used in most modern fobs. These batteries can be found in auto parts stores and hardware stores. Using the correct type of battery is essential, however. A bad battery can damage the electronic circuitry, causing the fob to fail much faster.

If you change the battery and find the issue persists, it could be an indication that something else is going on with your car. Go through the owner's manual to determine if you have a reset procedure that can restore the fob's the factory program. If that doesn't help, you'll need to visit a dealership or an independent shop that is specialized in vehicle security systems and fob programming.

Fobs may also fail due to malfunctioning transmitter receivers. They are typically located on the dashboard or next to the steering car key repair wheel, and they send signals that allow you to unlock and start your car with the fob. If you notice that you're having to get closer and closer to your vehicle to get it to work, there's a high possibility that the transmitter is not working.

A professional might have to open the case of the fob to replace the transmitter. A simple screwdriver is usually enough to suffice, but some fobs require a specialized tool or special equipment that can only be found at a dealership. It's best 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

A key fob that's not working could just require an upgrade in battery. Since these batteries are inexpensive and readily available in pharmacies and home improvement stores, it's the ideal first step before purchasing the purchase of a new car key fob.

Alternatively, you may be able to re-program the fob yourself by following the steps. This process can vary between automobiles, so refer to the owner's manual and study the specific model of your vehicle. One key fob could require that the ignition switch be on when changing the program. Another may require the key to be inserted and removed multiple times.

The basic procedure is simple. Make sure the battery is securely in place. Close all doors, except the driver's door. This will ensure that 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 do not start the engine. Then, press the lock button on the fob, while aiming it at the transmission receiver, which is typically situated on the front of the vehicle above the mirror. The key will signal to the vehicle within a brief amount of time that it's being programmed. This can be done by turning the door locks, or emitting an audible chime. This procedure can be difficult so it's essential to be aware of the timing and to not over-press the key button.

If the key fob doesn't work after reprogramming it, try replacing the batteries. If the issue is still there, you might want to visit your local dealer or locksmith. A professional locksmith will have the tools and programming equipment to reprogram your car's fob or make an entirely new key if required.

Genesky says he's able to program newer fobs at around $200-$250, based on the model of vehicle. Genesky has had European models turned away because they don't have the equipment required. The majority of aftermarket fobs can be programmed, but always inquire with your local car dealer to determine the price.

A New Fob

If the key fob you have cannot be repaired, you may require another one. Based on the make and model, the dealer or an auto locksmith might be able to assist. The dealership will likely be the most expensive alternative for replacing a fob However, they'll have all the required tools and software needed to program your car correctly. Many locksmiths in independent shops offer a brand new car key fob for an affordable price.

Before you purchase an entirely new device it's a good idea to try resetting your current device. The owner's manual should explain the proper reset procedure, which is usually just pushing a few buttons that reset the original programming.

You should also check your owner's guide and warranty information to see if you can get an alternative fob for your key. 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 place to get the fob you need can be difficult. You may want to go to the dealer for this service if you are driving a brand new car and you want peace of mind knowing that your key fobs are functioning properly. If you are seeking a less expensive alternative, it's possible to find a locksmith who will provide the same service at an affordable cost.

If you're not confident handling this kind of work yourself, a professional locksmith may be a good option. They are certified and equipped to replace or reprogram the majority of car key fobs and often, they can accomplish the task in a short time. In addition, a locksmith is often able to come to your home or office to complete the task, which can be very convenient for some people. They can cut keys and program them on site if you've lost them. This is ideal for those who don't want to leave their car unattended.