Car Key Fob Repairs
Today's key fobs can do more than unlock and start cars. This added complexity could cause costly repair costs in the event that it malfunctions.
The good news is that the majority of fobs have flat-watch-style batteries that are simple to replace at home. You may find that a simple reset will allow your fob to function again.
Battery Replacement
A dead battery is the main reason for the fob's key not working. It's easy to solve and is worth a try before you spend money on the replacement fob. Take your car to an auto parts store or hardware retailer that stocks button cell batteries and pick up a replacement. 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 open and replace the battery in your fob.
Most fobs come with two halves that snap togetherYou'll need to pry the sides apart to get to the battery. You'll need a small, flat-bladed screwdriver, or another tool with a small blade. It may be helpful to look for a groove along the bottom of the fob that you can put your tool in between. You might also want to look out 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 the positive (+) side is facing upwards towards the buttons, and that the negative (-) side of the battery is aligned with the markings in the battery compartment of your fob.
Push a button to test the fob. If it fails, it may be a problem with your car that needs to be repaired or replaced by a specialist.
Certain key fobs require special tools to open, and the contacts inside can be fragile and easily corroded. In these cases an expert in the field or a dealer could be the best option. If you're looking to replace batteries, you should be very gentle and adhere to the instructions specifically in your owner's manual. You might be able find a similar battery at a discounter store or a big-box retailer however, you'll need to consult your owner's manual to ensure that it's compatible with your vehicle.
Replacing the Internal Key
Most key fobs contain an actual mechanical key, but it's hidden inside the fob to stop thieves from getting. When the battery in the fob dies, it leaves an internal key that is blank that is able to unlock doors and trunks (and in some cases start certain vehicles). A majority of people don't realize that they can avoid a trip to the dealership by recharging the fob batteries. The flat watch-style batteries are used in most modern fobs. These batteries can be found at auto parts stores and hardware stores. Using the correct type of battery is important however. A bad battery can damage the electronic circuitry, which can cause the fob to fail earlier.
If the problem continues to persist after replacing the battery, it could be a sign that there is something else wrong in your vehicle. If you have an owner's manual, check to see if a reset procedure is available to restore the fob's original programming. If this isn't working, you'll need visit a dealership or independent shop that specializes vehicle-security systems and key fob programming.
Fobs may also fail due to malfunctioning transmitter receivers. They are usually found near the steering wheel or on the dashboard. They transmit signals that allow you to unlock your car and start it with the fob. You may need to get closer to the car to get it to work.
A professional might need to open the case of the fob to replace the transmitter. A central locking key repair simple screwdriver can usually do the job, but some fobs have complex release mechanisms that require a specialized tool or equipment that is available only at a dealer. It's a good idea to have a certified mechanic perform this task so you don't damage the fob or injure yourself.
Reprogramming the Key
Most of the time, a key fob that isn't working just requires a new battery. These batteries are easily found in both pharmacy and home improvement stores and are affordable. This is a great option to begin before purchasing the new key fob.
Alternatively, you may be able to reprogram the fob on your own by following some basic steps. The process is different for different vehicles makes, so it's important to read the owner's manual as well as research the specifics of your particular model. For example, one key fob may require the ignition to be switched on while reprogramming the key. One key fob could require the key to be inserted multiple times.
The procedure is easy. Make sure that the battery is securely in place. Then, get into the driver's seat and shut 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. After that, put the old key back into the ignition and switch it to the ON position, but do not start the engine. Then, press the lock button on the fob, while looking at the transmission receiver, which is typically located on the front of the vehicle above the mirror. Within a short time frame the key will signal to the vehicle that it's programmed by cycling 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 to not over-press the key button.
If the key fob still does not work try reprogramming it with new batteries. If the issue persists, a visit to your car dealer or a locksmith should be considered. A professional locksmith will have the tools and equipment to reprogram the car fob or design a new one, if required.
Genesky claims he is able to program newer fobs ranging from $200 and $250, depending on the vehicle. Genesky has experienced European models rejected due to the fact that there isn't the equipment required. The majority of aftermarket fobs can be programmed, but always consult your local car dealer to determine the price.
How do I get a brand new fob
If your key fob can't be repaired, you might have to purchase a new one. Based on the make and model, a dealership or an auto locksmith might be able to assist. The dealership will likely be the most expensive option for a replacement fob However, they'll have all of the necessary tools and software to program your vehicle correctly. If you are looking for a less expensive solution, many independent locksmiths can provide you with new car keys for a much more reasonable cost.
Before you purchase a new key fob, it is recommended to consider resetting your current device. The owner's manual should provide the correct reset procedure. It is typically the result of a series of button presses which restores the factory settings.
It is also recommended to check your owner's guide and warranty information to determine if you can get a replacement key fob. If your vehicle's warranty is in good standing or you have an auto club or car insurance policy that covers bumper-to-bumper you could be eligible for a reimbursement of the cost of replacing the fob.
Finding the right where to purchase a fob can be a challenge. If you have a relatively new vehicle and you want the peace of mind that comes from knowing that your key fobs are in good condition, you may prefer going to the dealership for this service. If you are looking for a more affordable alternative, it is possible to find a locksmith who will offer the same service at less cost.
If you're not comfortable doing this type of work yourself, a professional locksmith may be a good option. They are certified and equipped to repair or replace the majority of car key fobs, and often, they can do it quickly. A locksmith can also visit your office or home which is a great option for many. They can also cut and program keys on the spot in case you've lost keys. This is great for those who do not like to leave their car in the garage.