Car Key Fob Repair: What's New? No One Is Talking About

Car Key Fob Repair: What's New? No One Is Talking About

Car Key Fob Repairs

Key fobs today do a lot more than unlock and start vehicles. This added complexity can cause costly repair costs in the event that it malfunctions.

It's good to know that most fobs are powered by flat-watch-style batteries which can be replaced at home. You may 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 simple to repair and worth a try before you purchase a replacement fob. You can buy the new button cell at a local auto part store or hardware retailer if you have 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 open and replace the battery in your fob.

The majority of fobs have two halves that snap togetheryou'll have to gently pry the sides apart to access the battery. It's usually a screwdriver or some other tool with a thin, flat blade. It's a good idea to look for a notch along the bottom of the fob which you can put your tool in between. You may also want to be on the lookout for small pieces that may come loose while you work.

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

Test the fob to see if it works by pushing a button. If it doesn't work, you might have an issue with your vehicle that requires a professional to fix or replace.

Certain key fobs require specific tools to open and close them, and the contacts inside may be delicate and susceptible to corroding. In these situations an expert in the field or the dealer will likely be your best option. When replacing a battery, be gentle and follow the owner's manual. You might be able find a similar battery at a discounter or big-box retailer however, you'll need to consult your owner's manual to be sure that it's compatible with your vehicle.

Replace the internal key

The majority of key fobs have a physical mechanical key that is hidden within the fob to keep it from being stolen. When the battery in the fob fails it will leave a blank key left behind, which can be used to unlock trunks and doors. In some cases it is possible to start certain cars. Most 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 the majority of modern fobs. These batteries are easily found in hardware stores and auto parts stores. Choosing the right type of battery is important, however. A wrong battery can harm the circuitry and lead to the fob's failure earlier.

If you change the battery and discover that the problem persists it could be a sign that something else is going on in your vehicle. If you have an owner's guide, check to see if a reset procedure is available to restore the fob's factory programming. If that doesn't help then you'll need to visit a dealer or an independent shop that specializes in vehicle-security systems and fob programming.

mobile car key repair near me  may also malfunction because of faulty transmitter receivers. They are usually found close to the steering wheel, or in the dashboard. They transmit signals to allow you to unlock your car and start it with the fob. If you're required to move closer and closer to your car to get it to work, there's a good chance the transmitter is failing.

A professional might have to open the case to replace the transmitter. A simple screwdriver is usually enough to do the trick, but certain fobs require a special tool or equipment that can only be found at a dealer. This task should be performed by a qualified mechanic to avoid damaging the fob and yourself.

Reprogramming the Key

Most of the time, a key fob that isn't working simply needs a fresh battery. Since these batteries are inexpensive and easily available at pharmacies and home improvement stores, this is the ideal first step before purchasing the purchase of a new car key fob.

You can also reprogram your key fob by yourself If you follow the steps below. This process can vary between automobiles, so refer to the owner's manual and study the specific model of your vehicle. A key fob may require that the ignition switch be on when reprogramming. Another may require the key to be inserted and removed repeatedly.

The procedure is easy. First, ensure that the new battery is in place. Close all doors, except the driver's door. This will ensure that the new key fob is communicating with the vehicle in a proper manner. Place the old key in the ignition, turn it ON but do not start the engine. Press the lock button while aiming the fob toward the transmission receiver. It is usually located on the left side, just above the mirror. The key will signal to the vehicle within a brief amount of time that it's being programmed. This can be accomplished by turning off the door locks or by emitting an audible chime. This process can be tricky so it's essential to be attentive to the timing and don't over-press the key button.


If the key fob won't work after reprogramming, try replacing the batteries. If the problem persists you might want to check with your local dealer or locksmith. A professional will have the tools and equipment needed to reprogram your car's fob or clone an entirely new key if needed.

Genesky says he can usually program newer fobs for $200 to $250, based on the vehicle. He's had European models rejected because they don't have the equipment needed. Luckily, the majority of aftermarket fobs are programmable however it's best to talk to an auto dealer first to find out the price.

How to get a new fob

If the key fob you have cannot be repaired, you may require another one. Depending on the make and model, the dealership or an auto locksmith may be able to help. The dealership is likely to be the most expensive option for a replacement fob however, it will also have the tools and software necessary to program your car correctly. Many independent locksmiths offer a brand new car key fob at the lower cost.

Before you rush to get a new key fob, it is recommended to consider resetting your current device. The owner's manual should explain the proper procedure for reset which is typically the pushing of a button which restores it to factory programming.

It's also a good idea to review your owner's manual as well as warranty information prior to deciding where to go for an replacement fob for your key. If your car is under warranty or you have a car-insurance policy or auto club membership with bumper-to-bumper protection, you may be able to receive some reimbursement for the cost of a new fob.

The process of getting a fob can be simple enough however, finding the right location to do it can be a challenge. You might want to go to the dealer for this service if you have a newer car and want to be confident that your key fobs are functioning properly. If you're looking for a cheaper alternative, it is possible to find a locksmith that can provide the same service for an affordable cost.

A locksmith professional is a great choice If you're not confident doing this type of work. They are certified and equipped to repair or replace the majority of car key fobs and often, they can do it quickly. In addition, a locksmith is often able to come to your workplace or home to do the job which is useful for certain people. They can even cut and program keys on the spot in case you've lost them, which is ideal for those who don't like to leave their cars unattended.