Car Key Fob Repairs
Key fobs today are more than just a way to unlock and start vehicles. This added complexity can lead to expensive repair bills in the event that it malfunctions.
The good news is that the majority of fobs have flat-watch-style batteries that are easy to replace at home. You might find that a simple reset is enough to make your fob work again.
Battery Replacement
The most common reason the key fob ceases to function is because of the battery being dead. It's a simple repair, and is worth trying before you spend money on a new key fob. You can buy an additional button cell battery at your local auto parts 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.
You'll need to gently pull off the sides of many fobs to reach the battery. You'll usually need a small screwdriver or another tool that has a flat, thin blade. You can put your tool into a notch at the bottom of the key fob. You may also want to keep an eye out for small pieces that may come loose while you work.
Insert the new battery the same manner as you removed the previous one. The positive (+) side should be facing the buttons and the reverse (-), the markings on the battery compartment.
Push a button to test the fob. If it doesn't work, there could be a problem in your car that needs to be fixed or replaced by a professional.
Some key fobs require special tools to open and close them, and the contacts inside can be fragile and susceptible to corroding. In these situations an expert in the field or the dealer will likely be the best choice. If you're in need of replacing a battery, try to be gentle and follow the instructions that are specific to the owner's manual. You might be able to find the same battery in a big-box store or discounter, however, make sure you read the owner's manual to ensure that it's compatible with your car.
Replacing the Internal Key
Most key fobs include an actual mechanical key, but it's hidden inside the fob to stop thieves from getting. If the battery inside the fob fails, a blank key is left behind that can be used to unlock doors and trunks. In some instances the key could even start certain cars. The majority of people do not realize that they can save a trip to a dealership by replacing the fob batteries. The majority of modern fobs utilize flat-watch-style batteries which are easy to find at hardware stores and auto parts shops. Choosing the right type of battery is essential, however. A bad battery can cause damage to the circuitry and lead to the fob's failure earlier.
If you change the battery and find the issue persists it could be a sign that something else is wrong in your vehicle. If you have an owner's manual and you're not sure, try to determine if there is a reset option available to restore the fob's original programming. 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 faulty transmitter receivers. They are usually found close to the steering wheel, or on the dashboard. They transmit signals that enable you to unlock your vehicle and start it using the fob. You may have to move closer to your car to enable it.
central locking key repair may need to open the case to replace the transmitter. A simple screwdriver is usually enough to suffice, but some fobs require a specialized tool or special equipment which can only be found at a dealership. It is a good idea to have a certified mechanic do this job so that you don't damage the fob or injure yourself.
Reprogramming the Key
Often a non-functional key fob simply needs a fresh battery. Because they are cheap and readily available at pharmacies and home improvement stores, this is the ideal first step before investing in the purchase of a new car key fob.
Alternately, you might be able to re-program the fob on your own by following some basic steps. The process is different for different vehicles brands, so it's essential to refer to the owner's manual as well as research the specifics of your model. A key fob may require that the ignition be turned on while reprogramming. Another might need the key to be inserted and removed multiple times.
The basic procedure is easy. Make sure that the battery is securely in place. Then, get in the driver's seat, and close all doors, excluding the driver's side door. This will ensure the new key is communicating with the vehicle properly. Then, place the old key back in the ignition and switch it to the ON position, but don't start the engine. Next, press the lock button on the fob while aiming it at the transmission receiver, which is usually situated on the front of the car above the mirror. Within a short time frame the key will announce to the vehicle that it's been programmed by triggering the doors' locks or generating the sound of a chime. This can be a tricky process, so pay close attention to timing and don't over-press the button.
If the key fob still doesn't work try reprogramming it using new batteries. If the issue isn't resolved you should visit the dealer of your vehicle or a locksmith should be considered. A professional will have all the tools and equipment required to reprogram your car's fob or design a new one, if required.
Genesky says that he can program newer fobs between $200 and $250, based on the vehicle. Genesky has had European models rejected because they don't have the equipment needed. The majority of aftermarket fobs can be programmed, but you should always consult your local dealer to determine the cost.
How do I get a new fob
If your key fob is damaged beyond repair, you could need to purchase an entirely new one. Based 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 choice to replace your fob, but it will also have the tools and software needed to program your car properly. For a more affordable option, a number of independent locksmiths will be able to provide you with a brand-new car key fob for a much more reasonable cost.
It is a good thing to try to reset the fob you have before you decide to buy a new one. The owner's manual should explain the proper reset procedure which is typically the pushing of a button that reset it to factory programming.
It is also recommended to check the owner's manual and warranty information to determine whether you are eligible for an alternative key fob. If your vehicle is under warranty, or you have a car insurance policy or auto club membership with bumper-to-bumper insurance, you might be eligible for reimbursement for the cost of a new fob.
The process of getting a fob can be simple enough however finding the best location to do it can be a challenge. If you have a relatively new vehicle and you want the peace of mind that comes with knowing that your keys fobs are in good working condition, you might prefer going to the dealership for this service. If you are seeking a less expensive alternative, it's possible to find a locksmith that will offer the same service for less cost.
If you're not comfortable doing this type of work yourself A professional locksmith could be a good option. They are trained and equipped to replace or reprogram 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 office or home to complete the task, which can be very convenient for some people. They can even cut and program keys on the spot in case you've lost keys, which is great for those who don't like to leave their cars in the dark.