Car Key Fob Repairs
Key fobs today are more than just a way to unlock and start vehicles. However, the added complexity could result in costly repairs if one of them breaks.
The good news is that most fobs have flat-watch-style batteries that are easy to replace at home. It is possible that a reset will make your device work again.
Battery Replacement
A dead battery is the most common cause of a key fob not working. It's simple to solve and is worth a try before you purchase the replacement fob. You can buy an additional button cell battery at a local auto part retailer or hardware store in the event that you already have one. You can also refer to 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 in your fob.
You'll have to gently pull away the sides of the majority of fobs to reach the battery. You'll require a small flat-bladed screwdriver or another tool with a blade that is thin. It may be helpful to look for a groove along the bottom of the fob which you can use to put your tool in between. You may also want to look out for small pieces that may come loose while you work.
Once you have the new battery, insert it the same way that you removed the previous one. The positive (+) side should face the buttons and the reverse (-) the marks on the compartment for the battery.
Test the fob to see whether it is working by pressing the button. If it doesn't work, you may have a problem with your car that requires a specialist to repair or replace.
Certain key fobs require special tools to open, and the contacts inside may be delicate and susceptible to corroding. In these situations, a car specialist or dealer may be the best choice. If you're looking to replace the battery, make sure to be very gentle and follow the instructions specifically in your owner's manual. You might be able to find a similar battery at a discounter or big-box retailer however, you'll need to refer to your owner's manual to ensure that it's the right one for your vehicle.
Replacing the Internal Key
To protect against theft, the majority of key fobs come with an internal mechanical key that is hidden within. When the battery in the fob goes out and the key is discarded, a blank one is left behind, which can be used to open trunks and doors. In some instances it is possible to start certain vehicles. A majority of people don't realize that they can save a trip to a dealership by recharging the fob batteries. Most modern fobs use flat watch-style batteries that are readily available in auto parts stores and hardware shops. It is essential to choose the correct kind of battery. The wrong type can damage the circuitry and cause the fob's failure earlier.
If you change the battery and find the problem persists, it could be an indication that something else is going on with your car. If you have an owner's guide look for you can use a reset procedure to restore the fob's factory programming. If this fails, you'll need visit a dealership or a shop independent that specializes in security systems for vehicles and key fob programming.
Fobs could also fail due to malfunctioning transmitter receivers. These are usually located close to the steering wheel or on the dashboard. They transmit signals to enable you to unlock your car and begin it using the fob. If you're required to move closer and closer to your car to get it to work, there's a high possibility that the transmitter is not working.
A professional may need to open the fob's case to replace the transmitter. A simple screwdriver will usually do the trick, but certain fobs require a specific tool or special equipment that can only be purchased at a dealer. This task must be handled by a qualified mechanic to avoid damaging the fob as well as yourself.
Reprogramming the Key
A key fob that is not functioning simply requires a new battery. These batteries are easily found in home improvement and pharmacy stores and are affordable. This is a great method to start before you purchase a new key fob.
Alternately, you might be able to program the fob by following the steps. This process varies between vehicle brands, so it's essential to read the owner's manual as well as research the specifics of your model. For instance one key fob could require that the ignition be on while reprogramming it. Another key might require the key to be inserted and removed 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 fob is communicating with the vehicle correctly. Put the old key in the ignition and turn it ON however, do not start the engine. Press the lock button while aiming the fob toward the receiver for transmission. It is usually located on the left side, just above the mirror. Within a brief time, the key will indicate to the vehicle that it's programmed by cycling the doors locks or emitting a chime. This is a challenging process, so pay attention to the timing and avoid pressing too hard the button.
If key repair service does not function after reprogramming, you can try using a new battery. If the issue is still there, you might want to visit your car dealer or locksmith. A professional locksmith will have the tools and equipment to reprogram your car fob or design a new one if necessary.
Genesky says he's able to program newer fobs for around $200-$250, based on the vehicle. However, he's had the need to refuse customers with European models due to the fact that there's no equipment they require. Fortunately, many aftermarket fobs can be programmable but it's always recommended to consult the dealer of your choice first to see the price.
Getting a New Fob
If the key fob you have cannot be repaired, you might need to buy a new one. Depending on the make and model, an auto locksmith or a dealership may be able to help. The dealership will likely be the most expensive option for a replacement fob however, they'll have all the required tools and software needed to programme your vehicle properly. For a more affordable solution, many independent locksmiths will be able to provide you with a brand-new car key fob for a more affordable price.
It is a good thing to try to reset your current device before you decide to buy an entirely new one. The owner's manual should explain the proper procedure for reset which is typically a series of button pushes which restores the original programming.
It's an excellent idea to review the owner's manual and warranty information before you decide the best place to get an replacement fob for your key. If your vehicle is under warranty or you have a car-insurance policy or auto club membership that includes bumper-to-bumper insurance, you might be able to receive some reimbursement for the cost of a new fob.
Finding the right location to purchase a fob can be difficult. It is possible to visit the dealer to get this service if you are driving a brand new car and want to be confident that your key fobs are functioning properly. If you are seeking a less expensive alternative, it's possible to find a locksmith that will provide the same service for less cost.
A professional locksmith is a great choice if you're not comfortable doing this type of work. They are trained and equipped to change or reprogram keys for cars of all kinds, and can do so quickly. In addition, a locksmith will often visit your workplace or home to do the job which is convenient for some people. They can even cut and program keys on the spot if you have lost them, which is ideal for those who don't like to leave their cars unattended.