Car Key Fob Repairs

Key fobs today can do more than unlock and start cars. However, that added complexity can result in high repair bills in the event that one of them malfunctions.

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 will allow your fob to function again.

Battery Replacement

The most common reason a key fob stops working is because of an inoperative battery. This is easy to fix, and it's worth a try before you decide to spend money on a new fob. You can buy the new button cell at your local auto part retailer or hardware store If you own 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.

Most fobs come with two halves that snap togetheryou'll have to gently pull the sides apart to get to the battery. It's usually a screwdriver or another tool equipped with a thin, flat blade. You can put your tool into a notch at the bottom of the key fob. You may also want to look out for small pieces that could break loose while working.

When you have your new battery, you can insert it in the same way that you removed the previous one. Make sure the positive (+) side is facing upwards toward the buttons, and that the negative (-) side of the battery is aligned with the markings inside the battery compartment of your fob.

Push a button to test the fob. If it doesn't work, you might have an issue with your car that requires a professional to fix or replace.

Certain key fobs require special tools to open, and the contacts inside may be delicate and easily corroded. In these situations you should consult a specialist in your car or dealer may be the best option. If you're looking to replace batteries, you should be very gentle and follow the specific instructions in the owner's manual. You may be able to find a similar battery at a discounter or a big-box retailer however, you'll need to refer to your owner's manual to be sure that it's compatible with your vehicle.

Replacing the Internal Key

To guard against theft, many key fobs have a mechanical key hidden inside. When the battery in the fob fails, Keyless entry repair a blank key is left behind, which can be used to unlock doors and trunks. In some instances, this key can even start certain cars. Most people don't realize they can avoid a trip to a dealership by recharging the fob batteries. The flat watch-style batteries are used in most modern fobs. These batteries are easily found at hardware stores and auto parts stores. It is important to use the correct kind of battery. A bad battery can damage the electronic circuitry and cause the fob to fail sooner.

If you replace the battery and find the issue persists it could be a sign that something else is happening with your vehicle. Go through the owner's manual to determine if you have an option to reset the fob and bring the fob back to the factory program. If this doesn't help you'll have to visit a dealer or an independent shop that specializes in vehicle security systems and fob programming.

Fobs could also fail due to malfunctioning transmitter receivers. These are usually built into the dashboard or next to the steering wheel, and they send signals that allow you to unlock and start your car with the fob. You may have to move closer to your car to enable it.

It might be required for a professional to open the case of the fob in order to replace the transmitter. A simple screwdriver is enough to accomplish the task, but some fobs have complex release mechanisms that require a specialized tool or specialized equipment that is available only at a dealer. It is a good idea to have a certified mechanic perform this task so you don't damage the fob or hurt yourself.

Reprogramming the Key

Most of the time, a key fob that isn't working just requires a new battery. Because they are cheap and readily available in pharmacies and home improvement stores, it's a good first step before purchasing a new car key fob.

Alternately, you might be able to program the fob on your own by following the steps. The procedure may differ for different automobiles, so consult your owner's guide and research the model you have. For example 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. Make sure the battery is securely in place. Then, sit in the driver's seat and close all doors, excluding the driver's side door. This will ensure the new fob is communicating with the vehicle properly. Put the old key in the ignition, then turn it ON however, don't start the engine. Press the lock button while aiming the fob at the transmission receiver. This is typically located on the front 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 cycling the door locks or emitting an audible chime. This process can be tricky so it's essential to pay attention to the timing and don't over-press the key button.

If the key fob won't work after reprogramming it, try replacing the batteries. If the issue persists then a visit to your car dealer or locksmiths should be considered. A professional locksmith will have the tools and programming equipment needed to reprogram your car's fob or clone an entirely new key if needed.

Genesky claims he is able to program newer fobs between $200 and $250, depending on the model of vehicle key repairs. Genesky has experienced European models rejected due to the fact that he lacks the expensive equipment needed. A majority of the aftermarket fobs are programmed, but you should always consult your local car dealer to find out the price.

Finding a New Fob

If your key fob is beyond Keyless Entry Repair, you might need to purchase an entirely new one. Depending on the brand and model, the dealer or an auto locksmith might be able to help. The dealership is likely to be the most expensive option to replace your fob, however, it will also have the tools and software required to program your car correctly. Many independent locksmiths offer a new car key fob for a much lower price.

Before you rush to get an entirely new device, it is recommended to consider resetting your current device. The owner's manual should provide the correct method of reset. It is typically a series button presses that reset the factory program.

You should also check the owner's guide and warranty information to see whether you are eligible for a replacement fob for your key. 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 an entirely new fob.

The process of getting a fob can be simple enough however finding the best place to have it done can be a challenge. If you have a relatively new car and want the security with knowing that your keys fobs are in good condition, you might be better off visiting the dealership to get this service. However, if you're looking for an affordable alternative, it is often possible to find an independent locksmith who can provide the same services at a much lower cost.

A professional locksmith is a good option if you're not comfortable doing this type of work. They are trained and equipped to replace or reprogram the majority of car key fobs and often they can complete the task quickly. Additionally, locksmiths will often visit your home or office to complete the task which is useful for certain people. They can even cut and program keys on-site when you've lost them, which is ideal for those who prefer not to leave their cars unattended.