15 Twitter Accounts That Are The Best To Discover Car Key Fob Repair Car Key Fob Repairs

Key fobs today do a lot more than simply unlock and start vehicles. However, the added complexity could add up to costly repairs if one of them breaks.

It's good to know that the majority of fobs are powered by flat-watch-style batteries that can be replaced at home. And you may find that a reset can bring it back to life.

Battery Replacement

The most common reason the key fob ceases to function is due to an inoperative battery. It's a simple solve and is worth a try before you spend money on a replacement fob. Take your car to a local auto parts store or hardware retailer that carries button cell batteries and purchase the replacement. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to open and replace the battery inside your fob.

You'll need to gently pry off the sides of many fobs in order to access the battery. You'll typically need a small screwdriver or some other tool that has a flat, thin blade. It's a good idea to look for a groove along the lower edge of the fob that you can use to put your tool in between. You might also want to watch out for tiny pieces that could break loose while working.

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

Press a button to test the fob. If it fails, it might be a problem with your car that needs to be repaired or replaced by a professional.

Certain key fobs require specific tools to open, and the contacts inside can be fragile and susceptible to corroding. In these situations you should consult a specialist in your car or a dealer could be the best choice. If you're in need of replacing batteries, you should be very gentle and follow the instructions specifically in the owner's manual. You may be able to locate the same battery at a big-box store or discounter, however, make sure to check the owner's manual to make sure it is compatible with your car.

Replacing the Internal Key

To guard against theft, many key fobs have an internal mechanical key that is hidden within. If the battery inside the fob fails it will leave a blank key left behind and can be used to unlock trunks and doors. In certain cases the key could even start certain vehicles. Most people aren't aware of this, but they can save themselves from a trip to the dealer by simply replacing the fob battery. Most modern fobs use flat watch-style batteries that are readily available at hardware stores and auto parts shops. Using the correct type of battery is crucial however. A wrong type of battery can harm the electronic circuitry and cause the battery to fail sooner.

If you try replacing the battery and find the problem persists it could be a sign something else is going on with your vehicle. Review the owner's manual of your vehicle to determine if there's a reset procedure that can restore the fob to the factory program. If this isn't working, you'll need go to a dealer or a shop independent that specializes in security systems for vehicles and key fob programming.

Fobs can also malfunction due to faulty transmitter receivers. They are typically located close to the steering wheel or on the dashboard. They transmit signals that allow you to unlock your car and start it with the fob. If you notice that you're required to move closer and closer to your vehicle in order to make it work, there's a great chance that the transmitter isn't working.

It might be necessary for a professional to access 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 equipment that can only be found at a dealer. It's best to have a certified mechanic handle this job to ensure you don't damage the fob or hurt yourself.

Reprogramming the Key

A key fob that's not working may simply need a new battery. Since these batteries are inexpensive and easily available at pharmacies and home improvement stores, this is an excellent first step prior to purchasing the purchase of a new car key fob.

You may also be able to reprogram the fob yourself by following some basic steps. The procedure varies for different vehicle makes, so it's important to refer to the owner's manual as well as research the specifics of your particular model. For instance, one key fob may require the ignition to be on while reprogramming it. key fob repair near me might require the key to be inserted several times.


The process is straightforward. 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 is communicating with the vehicle in a proper manner. Place the old key in the ignition, then turn it on, but don't start the engine. Press the lock button while aiming the fob towards the receiver for transmission. This is usually located on the front, 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 emitting the sound of a chime. This can be a difficult process so it's essential to pay attention to the timing and to not over-press the key button.

If the key fob won't function after reprogramming, you can try replacing the batteries. If the issue is still there, you may want to visit your car dealer or locksmith. A professional will have all the tools and equipment to reprogram the car fob, or even create a brand new one if needed.

Genesky says he's able to program newer fobs for $200-$250, depending on the car. He's had European models rejected due to the fact that he lacks the expensive equipment required. The majority of aftermarket fobs can be programmed, but always consult your local car dealer to find out the price.

Finding a New Fob

If your key fob is damaged beyond repair, you could need to get an alternative. Depending on the model and make, an auto locksmith or a dealership might be able to assist. The dealership is likely to be the most expensive choice for a replacement fob however, it will also have the tools and software necessary to program your car properly. If you are looking for a less expensive solution, a variety of locksmiths can offer you a brand-new car key fob at a lower price.

It is a good thing to attempt to reset the fob you have before you rush out to buy a new one. The owner's manual should explain the proper reset procedure which is typically a series of button pushes that restores the factory settings.

It's an excellent idea to review your owner's manual and warranty information before you decide where to go for an replacement fob for your key. If your car is still 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.

Finding the best where to purchase a fob can be a challenge. If you own a new vehicle and you want the assurance from knowing that your key fobs are in working order, you may be better off visiting the dealership for this service. If you are looking for a more affordable alternative, it is possible to find a locksmith that will offer the same service for less cost.

A locksmith who is professional is a great option if you're not comfortable doing this type of work. They are certified and equipped to reprogram or replace most types 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 is practical for some. They can also cut and program keys on the spot if you've lost keys. This is perfect for those who do not like to leave their car unattended.