10 Things We All Hate About Car Key Fob Repair

10 Things We All Hate About Car Key Fob Repair

Car Key Fob Repairs

Key fobs today do a lot more than unlock and start cars. This added complexity could result in costly repairs in the event that it malfunctions.

remote key repair near me  to know that the majority of fobs are powered by flat watch-style batteries, which can be easily replaced at home. It is possible that a simple reset is enough to make your fob work again.

Battery Replacement

A dead battery is the main reason for a key fob that isn't working. This is a simple repair, and is worth a try before you decide to spend money on a new fob. You can purchase a new button cell battery at your local auto parts retailer or hardware store If you own one. 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 replace and open the battery inside your fob.

You'll need to gently pull off the sides of many fobs in order to access the battery. You'll typically need a small screwdriver or another tool with a thin, flat blade. You can wedge your tool into a notch at the bottom of the key fob. You may also want to be on the lookout for small pieces that may come loose while you work.

Once you have the new battery, place it in the same manner that you removed the old one. The positive (+) side should face the buttons and the negative (-) the markings on the battery compartment.

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

Certain key fobs require special tools to open and close, and the connections inside may be delicate and susceptible to corroding. In these situations an expert in the field or dealer may be the best choice. If you're looking to replace a battery, try to be very gentle and adhere to the instructions that are specific to your owner's manual. You may be able find a battery similar in a big-box store or discounter, but make sure you check the owner's manual to ensure it's compatible with your car.

Replacing the Internal Key

To guard against theft, many key fobs have a mechanical key hidden inside. When the fob battery dies, it leaves an internal key blank that is able to unlock trunks and doors (and in some cases, even start certain vehicles). Most people don't know this however they could save themselves having to go to the dealership by simply replacing the fob battery. Most modern fobs have flat watch-style batteries that are easy to find at hardware stores and auto parts shops. It is important to use the correct type of battery. The wrong type can damage the circuitry and cause the fob to fail much earlier.

If the problem continues to persist even after you have replaced the battery, it may be a sign that there is something else going on in your vehicle. If you have an owner's guide and you're not sure, try to determine if there is a reset option available to restore the fob's factory programming. If this isn't working, you'll need visit a dealership or a shop independent that specializes in vehicle-security systems and key fob programming.


Fobs could also fail due to malfunctioning transmitter receivers. They are typically located on the dashboard or next to the steering wheel, and they send signals that allow you to open and start your car using the fob. If you're being required to get closer and closer to your car to get it to work, there's a high chance the transmitter is failing.

It might be necessary for a professional to access the case of the fob to replace the transmitter. A simple screwdriver can usually do the job however, some fobs have complex release mechanisms that require a specialized tool or specialized equipment available only at a dealer. It's a good idea to have a qualified mechanic do this job so that you don't break the fob or injure yourself.

Reprogramming the Key

Often a non-functional key fob just requires a new battery. They are easily available in pharmacy and home improvement stores and are cheap. This is a good method to start before you purchase the new key fob.

You may also be able to re-program the fob by following some basic steps. This process can vary between automobiles, so read the owner's manual and research your specific model. For example, one key fob may require the ignition to be switched on while reprogramming the key. A key fob might require the key to be inserted several times.

The general process is simple. Make sure the battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure that the new key fob can communicate with the vehicle correctly. Then, place the old key back in the ignition and turn it on to the ON position, but don't start the engine. Next press the lock button on the fob while looking at the transmission receiver, which is usually located on the front of the car above the mirror. The key will inform the vehicle within a short period of time that it is being programmed. This can be done by turning off the door locks or emitting an audible chime. This is a challenging process, so pay attention to timing and don't over-press the button.

If the key fob does not function after reprogramming, you can try using a new battery. If the problem persists you might want to check with your local locksmith or dealer. A professional locksmith will have the tools and equipment required to reprogram your car's fob or design a new one if necessary.

Genesky says he's able to program newer fobs between $200 and $250, based on the model of vehicle. He's had European models rejected due to the fact that they don't have the equipment needed. The majority of aftermarket fobs can be programmed, but you should always inquire with your local car dealer to find out the price.

How to get a new fob

If your key fob is simply beyond repair, you might need to purchase an alternative. Depending on the make and model, a dealership or an auto locksmith might be able to assist. The dealership is likely to be the most expensive choice to replace your fob, however, it will also have the tools and software required to program your car properly. If you're looking for a cheaper solution, many independent locksmiths can provide you with an entirely new car key fob for a more affordable cost.

It is a good thing to attempt to reset the fob you have before you make the decision to purchase a new one. The owner's manual should explain the proper reset procedure, which is usually just pushing a few buttons that reset it to factory programming.

It is also recommended to check the owner's guide and warranty information to see whether you can obtain an additional fob for your key. If your car's warranty is still active or you have an auto club or insurance policy that covers bumper-to-bumper you could be eligible for a reimbursement on the cost of replacing the fob.

The process of getting a fob can be simple enough however, finding the right place to have it done can be a challenge. It is possible to visit the dealer for this service if have a newer car and want peace of mind knowing that your keyfobs are working correctly. If you're looking for a more affordable alternative, it's possible to find a locksmith who can provide the same service for less cost.

If you're not comfortable doing this type of work on your own A professional locksmith could be a great choice. They are equipped and trained to repair or replace car key fobs of all types, and can do so quickly. Locksmiths can also come to your house or office which is convenient for many. They can cut and program keys on site if you've lost them. This is ideal for those who don't like to leave their car in the garage.