Car Key Button Repair
The buttons on car keys are subjected to a lot and are especially vulnerable if frequently used. As time passes, they may become faulty.
There are a few simple fixes that will allow your keys working again. However, these solutions come with risks when it comes to changing batteries or altering your key fob. If car key fob repair 're not comfortable doing these yourself, it's recommended to consult an expert auto locksmith.
Change the Battery
It's possible to change the battery in your key fob if it isn't working as it should. You can typically purchase replacement batteries from any chain drug store or in the parts department of your car dealership. Some manufacturers even include a spare key fob battery in the packaging when you purchase a car from them.
You will first need to find out the type of battery is used in your key fob. The manufacturer will likely have this information on their website or on the key fob itself. Generally speaking, the most popular battery that is used in the key fob is a button cell similar to the ones used in remote controls and watches. These batteries are available at Walgreens, Energizer and other stores for less than $5 for a pack of two.
You can take the old battery off your key fob after you know what kind of battery it is using. Most key fobs are constructed with a notch or seam that connects them and can be opened with your fingers, or by using the flat side of a screwdriver. When the fob is opened, the battery will come out, and you can insert the new one in the same orientation as the old one. A lot of key fobs are powered by CR2032 batteries. These batteries are available at stores that sell AAA or AA batteries.
You can snap the two halves back together after inserting the new battery and then test the key fob to confirm that all buttons work correctly. You can verify that everything is functioning properly by pressing the lock and unlock buttons on the key fob, while pointing it toward your vehicle. If your car does not respond to the key fob, you may have to reset the fob and establish a wireless connection. Luckily, this is a relatively easy process and only requires the use of your smartphone or another device to perform the procedure.
Reprogram your key fob
If you're having trouble with your key fob and believe that it's time to get a new one It may not be necessary to replace it. Instead the battery you have may require reprogramming. This procedure differs for each vehicle. To find out how to do it go through the owner's manual. It's typically available in PDF format on the website of the automaker. You can also search YouTube for videos.
In the majority of modern vehicles, a specific procedure is required to put the vehicle in "programming mode". This usually involves pressing the power button a few times on the driver's door or ignition while simultaneously pressing the button on a fob in a specific time frame. This is how the fob communicates its digital identity code to the car, which saves it in the memory. Once the fob is programmed, it can behave as normal keys.
It is important to know that reprogramming a key fob will erase any other key fobs which have been programmed previously. Therefore, if you wish to keep other fobs, they must be carefully and swiftly reprogrammed after the first one.
You can often find replacement batteries for your car key fob at hardware stores, big-box retailers or on the internet. But, it is important to be aware of the model and make of your car prior to buying a fob battery as the right type can be tricky to find.
A CR editor found a battery that was compatible with the key fob she owned, but it was for a different model of car. This meant that while she was able to start the car and open the doors, she wasn't in a position to lower the windows.
Dealers can be a great resource in this situation, since they have the equipment necessary to reprogram the fob for a specific vehicle. Certain European cars, such as those made by Audi and BMW typically require you to go to a dealer to get this service due to the fact that they have special security features that can only be reset by the manufacturer. Some dealers, like those at Toyota and Lexus were willing to reprogram a replacement key fob if you knew the exact model and brand of your vehicle.
Replace the Button
If you've tried changing the battery, or reprogramming your key fob, and still haven't been able to start your car it might be time to replace the button on the key. The button on your car key is subjected to a lot of use and jostling and can become stuck or damaged over time. Each time you press the button on your key fob a unique code is transmitted in a sequence that the receiver inside the vehicle can recognize. When you try to operate your vehicle from a distance without using the correct code could cause it to not be able to recognize you and then lock the doors or shut off the engine.
You can purchase replacement buttons online or at many local hardware stores. They are relatively simple to install and open and require only a small amount of clear plastic tape to cover the old button.
Contact an Auto Locksmith
It could be time to speak with a professional when you're having issues with your car's key button. Auto locksmiths specialize in the repair of electronic car keys and their associated locks. These specialists have the tools and expertise to determine and fix issues with your key fob. This includes replacing batteries and reprogramming them. They are equipped with the knowledge and expertise to tackle more complex jobs, like fixing a damaged key or cutting a replacement key.
The switch in the car key button is usually worn out. This is due to excessive use and exposure to elements. The switch is typically made from a hard plastic and it has several different switches on the surface. Each of these switches activates the function that you select with the key. As the switch ages it becomes harder to activate these functions. You will need to exert more pressure on the switch in order to activate it. This can cause more damage to the switch, thereby decreasing its longevity.
The most effective solution to this issue is to replace the battery in your car's key fob. You can easily find lithium-ion button or coin cell batteries at supermarkets, pharmacies and home improvement stores. After you've replaced the battery the key fob will work again.
If the issue persists it could be that the contacts inside your key fob have become worn out. The contacts are made of rubber and coated with an electric conducting film that can wear out over time. They are exposed to the elements when you use the keypad which means they are constantly exposed to moisture and dirt. Over time, they get worn down to the point that they no longer make contact with the circuit board or the sensor beneath the keypad.
You can try to have the key fob replaced by going to a car dealership, however it can be costly and could take quite a while. You can also contact an emergency locksmith who will repair your key fob at a lower price.