The 10 Scariest Things About Car Key Fob Repair

Car Key Fob Repairs

Key fobs of today do a lot more than unlock and start cars. 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 is enough to bring your fob back to life.

Battery Replacement

A dead battery is the main cause of the fob's key not working. It's a simple solve and is worth a try before you purchase an alternative fob. Take your car to an auto key repair parts store or a hardware retailer that carries button cells and choose the replacement. You can also refer to the owner's manual (or, if you don't have one, YouTube is full of videos from people who show you how to do it) for specific instructions on opening and replacing the battery in your particular type of fob.

The majority of fobs have two halves that snap together -You'll need to pull the sides apart in order to access the battery. You'll require a small flat-bladed screwdriver, or another tool with a small blade. You can wedge your tool into a notch at the bottom of the key fob. It is also advisable to look for small pieces that may be loosened while working.

Once 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 towards the buttons and that the negative (-) side of the battery is aligned correctly with the markings inside the battery compartment of your fob.

Check the fob to determine if it works by pushing the button. If it doesn't, there could be a problem with your car that requires a professional to repair or replace.

Some key fobs require special tools to open, and the contacts inside can be fragile and easily corroded. In these instances, a car specialist or a dealer could be the best choice. If you need to replace batteries, you should be very gentle and follow the instructions specifically in the owner's manual. You might be able to locate a comparable battery at a discounter or big-box retailer however, you'll need to check the owner's manual to ensure that it matches your car.

Replacing the Internal Key

To guard against theft, many key fobs have a mechanical key hidden inside. When the battery in the fob dies it leaves an internal key that is blank which can open trunks and doors (and in some cases, start certain cars). Most people don't realize they can save a trip to a dealership by replacing the fob batteries. Most modern fobs use flat-watch-style batteries which are easy to find at hardware stores and auto parts shops. It is crucial to choose the right type of battery. A bad battery can damage the electronic circuitry, which can cause the fob to fail sooner.

If you change the battery and find the issue persists it could be a sign that something else is wrong with your car. Review the owner's manual of your vehicle to see if there's a reset procedure that will bring the fob back to factory-setup. If this isn't working, you'll need go to a dealer 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 transmit signals that allow you to unlock and start your car using the fob. If you notice that you're being required to get closer and closer to your car in order to make it work, there's a great possibility that the transmitter is not working.

It may be required for a professional to open the case of the fob to replace the transmitter. A simple screwdriver will usually accomplish the task however, some fobs have complicated release mechanisms that require a specialized tool or equipment that is available only through a dealer. It's best to have a certified mechanic handle this job to ensure you don't break the fob or injure yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. Since these batteries are inexpensive and easily available at pharmacies and home improvement stores, it's a good first step before investing in a new car key fob.

You can also re-program your key fob on your own by following some basic steps. This process varies between vehicle makes, so it's important to consult your owner's manual as well as research the specifics of the model you own. For instance the key fob might require the ignition to be turned on while reprogramming it. A key fob might require the key to be inserted several times.

The process is straightforward. First, ensure that the new battery is in place. Close all doors except the driver's door. This will ensure the new key is communicating with the vehicle properly. After that, 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 making sure to point it towards the transmission receiver, which is typically situated on the front of the car above the mirror. Within a short time frame the key will signal to the vehicle that it's programmed by triggering the doors locks or emitting an emitted sound. This can be a difficult process so it's essential to pay attention to the timing and don't over-press the key button.

If the key fob still isn't working try reprogramming it with fresh batteries. If the issue isn't resolved then a visit to your car dealer or a locksmith is a good idea. A professional locksmith will have the tools and equipment necessary to re-program your car's fob or make a new key if it's required.

Genesky says he's able to program newer fobs at around $200-$250, depending on the car. However, he's had to turn away customers with European models due to the fact that there's no equipment required. Fortunately, most aftermarket fobs can be programmable but it's always best to check with a car dealer first to see what the cost is.

How do I get a brand new fob

If your key fob is beyond repair, you might require an entirely new one. Based on the make and model, the dealership or an auto locksmith might be able to help. The dealership is likely to be the most expensive option for a fob replacement However, they'll have all of the necessary tools and software to program your car keys repairs correctly. If you are looking for a less expensive solution, a variety of locksmiths can offer you a brand-new car keys repair key fob for a more affordable cost.

Before you decide to purchase an entirely new device it's recommended to consider resetting your current device. The owner's manual should outline the correct reset procedure. This is usually an orderly press that restores the factory programming.

It is also recommended to check the owner's guide and warranty information to determine if you can get an alternative key fob. If your car is still under warranty, or you have a car-insurance policy or auto club membership that provides bumper-to-bumper protection, you may be able to receive some reimbursement for the cost of an entirely new fob.

The process of getting a fob can be simple enough, but finding the right location to get it done can be tricky. If you have a relatively new car and want the assurance from knowing that your key fobs are in good working condition, you may prefer going to the dealership for this service. However, if you're looking for an option that is more affordable it is usually possible to find a locksmith independent who can offer the same services at a much lower cost.

If you're not comfortable doing this kind of work yourself, a professional locksmith can be a great option. They are certified and equipped to reprogram or replace most types of car key fob repair key fobs, and often they can do it quickly. A locksmith can also come to your office or home which is convenient for many. They can even cut and program keys on-site in case you've lost keys, which is ideal for those who prefer not to leave their cars unattended.