A Productive Rant Concerning Car Key Fob Repair
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Car Key Fob Repairs
Key fobs of today are more than just a way to unlock and start vehicles. This added complexity can result in costly repairs if it breaks.
It's a good idea to know that most fobs are powered by flat watch-style batteries, that can be replaced at home. It is possible that a simple reset can make your fob work again.
Battery Replacement
A dead battery is the most frequent reason for the fob's key not working. It's simple to solve and is worth a try before you invest in 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 consult the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to replace and open the battery inside your fob.
You'll need to gently pry apart the sides of most fobs to reach the battery. You'll require a small flat-bladed screwdriver, or another tool with a blade that is thin. You can insert your tool into a slot on the bottom of the key fob. You might also want to keep an eye out for tiny pieces that may come loose as you work.
Insert the new battery in the same way you removed the previous one. Make sure that the positive (+) side is facing upwards toward 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 doesn't work, there could be an issue with your car that requires a specialist to fix or replace.
Some key fobs are difficult to open and their contacts may be brittle and easily corroded. In these instances an expert in the field or the dealer will likely be the best choice. When replacing a battery, be gentle and follow the owner's manual. You might be able to find a battery similar at a big-box store or discounter, but be sure to check the owner's manual to make sure it's compatible with your vehicle.
Replacing the Internal Key
To guard against theft, many key fobs come with an electronic key inside. If the battery of the fob fails, it leaves an internal key that is blank that can unlock trunks and doors (and in some cases start certain cars). A majority of people don't realize they can avoid a trip to the dealership by replacing the fob batteries. The flat watch-style battery is used in most modern fobs. These batteries are easily located at auto parts stores and hardware stores. Choosing the right type of battery is important however. A bad battery can cause damage to the circuitry and lead to the fob's failure earlier.
If you try replacing the battery and discover that the issue is still there it could be an indication that something else is happening 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 that doesn't help you'll have to visit a dealer or an independent shop that is specialized in vehicle security systems and fob programming.
Fobs may also fail due to malfunctioning transmitter receivers. They are typically placed on the dashboard or close to the steering wheel, and transmit signals that allow you to open and start your car using the fob. If you notice that you're having to get closer and closer to your car to get it to work, there's a great chance the transmitter is failing.
A professional might have to open the fob's case to replace the transmitter. A simple screwdriver is enough to get the job done however, some fobs have complex release mechanisms that require a special tool or equipment that is available only at a dealership. This job should be performed by a qualified mechanic to avoid damaging the fob and yourself.
Reprogramming the Key
A key fob that is not working may simply need a new battery. They are easily available in pharmacy and home improvement stores and are inexpensive. This is a great way to start before buying the new key fob.
Alternately, you might be able to program the fob yourself by following a few basic steps. This process can vary between vehicles, so you should consult your owner's guide and research your specific model. For example the key fob might require the ignition to be on while reprogramming it. Another might need the key to be removed and inserted multiple times.
The procedure is simple. First, make sure the new battery is in place. Then, get into the driver's seat and shut all doors EXCEPT for the driver's side door. This will ensure that the new key fob is communicating with the vehicle properly. Place the old key in the ignition, turn it ON however, do not start the engine. Press the lock button while aiming the fob at the receiver for transmission. It is usually located on the left side, just above the mirror. In a short period of time the key will announce to the vehicle that it's programmed by triggering the doors' locks or generating the sound of a chime. This can be a tricky process, so pay close attention to the timing and avoid pressing too hard the button.
If the key fob doesn't function after reprogramming, you can try replacing the batteries. If the problem persists you might want to visit your local locksmith or dealer. A professional will have the tools and equipment necessary to re-program your car's fob, or create an entirely new key if required.
Genesky says he can usually program newer fobs for $200-$250, based on the vehicle. However, he's had the need to turn down customers who have European models due to the fact that they don't have the costly equipment required. A majority of the aftermarket fobs are programmed, but always check with your local car dealer to determine the cost.
Finding a New Fob
If your key fob is beyond repair, you may require an alternative. Based on the make and model, a dealership or an auto locksmith may be able to assist. The dealership is likely to be the most expensive option to replace your fob, but it also has the tools and software required to program your car properly. Many independent locksmiths offer a brand new car key fob for a much lower price.
Before you decide to purchase an entirely new device it's a good idea to try resetting your current one. The owner's manual should provide the correct procedure for reset. This is usually an orderly press that restores the factory programming.
You should also look over the owner's guide and warranty information to see whether you are eligible for a replacement fob for your key. If your car is under warranty, or you have a car-insurance policy or auto club membership with bumper-to-bumper coverage, you may be able to receive some reimbursement for the cost of an entirely new fob.
Getting a fob is easy enough however finding the best place to have it done can be tricky. You may want G28 to go to the dealer to get this service if you are driving a brand new car and you want to be confident that your key fobs work properly. If you're looking for a more affordable alternative, it is possible to find a locksmith who will provide the same service for a lower price.
If you aren't comfortable handling this kind of work yourself A professional locksmith could be a great option. They are trained and equipped to repair or replace all kinds of car key fobs and often, they can complete the task quickly. Locksmiths can also visit your house or office which is a great option for many people. They can also cut and program keys on the spot if you've lost keys. This is perfect for those who don't want to leave their vehicle without a key.