A Productive Rant Concerning Car Key Fob Repair
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Key fobs today do a lot more than just unlock and start vehicles. This added complexity could cause costly repair costs when it fails.
The good news is that most fobs use flat watch-style batteries that are easy to replace at home. You might find that a simple reset will allow your fob to function again.
Battery Replacement
A dead battery is the most common reason for a key fob not working. It's easy to fix and worth trying before you spend money on an alternative fob. You can purchase an additional button cell battery at your local auto parts retailer or hardware store in the event that you already have one. You can also check the owner's manual (or in the case that you don't have one, YouTube is full of videos of people who explain how to do it) for specific instructions for opening and replacing the battery in the specific type of fob you have.
You'll need to gently pry apart the sides of most fobs to reach the battery. You'll usually need a small screwdriver or another tool equipped with a thin, flat blade. It may be helpful to look for a notch on the bottom of the fob which you can wedge your tool between. You might also want to keep an eye out for small pieces that might break loose as you work.
Once you have your new battery, you can insert it the same way that you removed the old one. The positive (+) side should be facing the buttons, while the opposite side is facing (-) the markings on the battery compartment.
Test the fob to see if it works by pushing a button. If it doesn't, you may have a problem with your car that requires a professional to repair or replace.
Some key fobs are difficult to open and the contacts could be fragile and easily corroded. In these instances the best solution is to speak with a expert or dealer. When replacing a battery, be gentle and follow your owner's guide. You might be able to find an identical battery in a big-box store or discounter, but be sure you check your owner's guide to ensure it is compatible with your vehicle.
Replace the internal key
Most key fobs include a physical mechanical key however, it's hidden within the fob to keep it from being stolen. When the battery in the fob dies it leaves an internal key blank which can open doors and trunks (and in some cases, start certain vehicles). Most people don't know this however, they can save having to go to the dealership by simply replacing the fob battery. The flat watch-style battery is found in most modern fobs. These batteries can be found in hardware and auto parts stores. Choosing the right type of battery is essential, however. A wrong type of battery can harm the electronic circuitry, causing the battery to fail sooner.
If the problem persists after replacing the battery, it could be an indication that something else is wrong in your vehicle. Go through the owner's manual to see if there's a reset procedure that will bring the fob back to factory programming. If that doesn't help then you'll need to visit a dealer or an independent shop that specializes in vehicle security systems and fob programming.
Fobs may also malfunction due to malfunctioning transmitter receivers. They are typically located on the dashboard or next to the steering wheel, and they transmit signals that allow you to unlock and start your car with the fob. If you notice that you're having to get closer and closer to your vehicle in order to make it work, there's a good chance that the transmitter isn't working.
A professional might need to open the case to replace the transmitter. A simple screwdriver will usually work, however some fobs require a specialized 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 and yourself.
Reprogramming the Key
A key fob that is not working could just require a new battery. They are easily available in pharmacy and home improvement stores and are inexpensive. This is a good way to start before buying the new key fob.
Alternately, you might be able to re-program the fob on your own by following some basic steps. This process varies between vehicle brands, so it's essential to refer to the owner's manual as well as research the specifics of the model you own. For car key fob repairs instance one key fob could require the ignition to be switched on while reprogramming the key. Another key might require the key repair near me to be removed and inserted several times.
The basic procedure is simple. First, ensure that the new battery is in place. Close all doors, with the exception of the driver's door. This will ensure the new key is communicating with the vehicle in a correct manner. 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 looking at the transmission receiver, which is typically located in the front of the car above the mirror. The key will inform the vehicle within a brief amount of time that it's being programmed. This can be done by cycling the door locks, or emitting an audible chime. This can be a difficult process, so it's important to be aware of the timing and to not over-press the key button.
If the key fob doesn't work Try reprogramming it with fresh batteries. If the issue isn't resolved, a visit to your dealer for your car or a locksmith should be considered. A professional locksmith will have the tools and equipment to reprogram your car's fob, or create the key if needed.
Genesky says he's able to program newer fobs for around $200 to $250, based on the car. Genesky has experienced European models turned away because he lacks the expensive equipment needed. Luckily, the majority of aftermarket fobs can be programmed but it's always best to talk to an auto dealer first to see what their price is.
How to get a new fob
If your key fob is beyond repair, you might need to purchase an alternative. Depending on the make and model, an auto locksmith or a dealership may be able to help. The dealership is likely to be the most expensive alternative for replacing a fob, but they will also have all the required tools and software needed to programme your vehicle properly. For a more affordable option, a number of independent locksmiths can provide you with an entirely new car key fob at a lower cost.
Before you purchase a new key fob, it is a good idea to try resetting your current one. The owner's manual will outline the correct procedure for reset that is typically the pushing of a button that restores it to factory programming.
You should also check the owner's guide and warranty information to see whether you are eligible for an alternative key fob. If your car's warranty is still active or you have an auto club or car insurance policy that covers bumper-to-bumper you could be eligible for a reimbursement on the cost of replacing the fob.
Finding the best where to purchase a fob can be a challenge. You might want to go to the dealer for this service if have a newer car and you want to be confident that your key fobs work properly. If you're looking for an affordable alternative, it is often possible to find a locksmith independent who can offer the same services at a much lower cost.
If you're not comfortable doing this type of work yourself, a professional locksmith can be a great choice. They are equipped and trained to repair or replace keys for cars of all types, and can do so quickly. Locksmiths is also able to visit your house or office, which is convenient for a lot of people. They can cut keys and program them on the spot if you've lost keys. This is great for those who don't like to leave their car in the garage.
