Car Key Button Repair
Car key buttons endure a lot of abuse particularly when they are used regularly. This could lead to them becoming faulty over time.
There are a few simple fixes that can get your keys back to working. These solutions are not completely safe however. Changing batteries or tampering the key fob could be risky. If you are not comfortable with these methods, it's recommended to seek advice from a professional auto-locksmith.
Change the Battery
It's possible to replace the battery in your key fob if it isn't working as it should. You can usually buy replacement batteries from any chain drug store, or the parts department of your car dealership. Some manufacturers even include a spare key fob battery inside the packaging when you purchase your car from them.
You will first need to find out what type of battery is used in your key fob. This information is typically available on the manufacturer's website or by checking the key fob. Generally speaking, the most popular battery that is used in a key fob is a button cell type, similar to those used in remote controls and watches. These types of batteries are commonly sold at places like Walgreens and Energizer, and can be bought for under $5 for a set of two.
You can remove the old battery from your key fob when you know what kind of battery it uses. Most key fobs are constructed with a seam or notch where they join together and can be opened by using your fingers, or by using a flat tool like a screwdriver. When the fob is opened, the battery will pop right out and you can then put in the new one in the same direction as the old one. Many key fobs are powered by CR2032 batteries. These batteries are available at stores that sell AAA or AA batteries.
After the new battery has been inserted, you can take the two pieces of the key fob together and test it to make sure that all buttons work properly. You can determine if everything is functioning properly by pressing the lock and unlock button on the key fob while pointing it towards your vehicle. If your car does not respond to the key fob, you may have to reset the fob to establish a wireless connection. Luckily, this is a relatively easy process and requires the use of your phone or other device to do so.
Reprogram your key fob
If your key fob won't work and you believe it's time to replace it, it may not need a new battery, but instead the old one needs to be changed. This process varies by car so the best way to find out is to consult the owner's manual (usually accessible in PDF format on the website of the automaker) or look on YouTube for videos that explain how to do this.
The majority of modern vehicles require a special procedure to put the vehicle in "programming mode," which usually involves pressing the power button on the driver's side door or ignition multiple times while pressing a button on the fob within a specified time. The fob transmits its unique digital identification code to the vehicle, and then will save it. The fob will work like an ordinary key once it has been programmed.
Reprogramming a keyfob erases any previous keyfobs. Therefore, if you wish to keep other fobs, they need to be reprogrammed with care and speed following the initial one.
Sometimes, you can find replacement batteries for car key fobs in hardware stores, big retailers, or even on the internet. It is important to be aware of your car's model and make before you purchase a fob because it may be difficult to locate the correct battery.
A CR editor found a battery for her key fob but it was from an entirely different vehicle. This meant that although she was able to start the car and open the doors, she wasn't able to lower the windows.
Luckily, dealers can help in this situation, as most of them have the tools needed to reprogram a fob to specific cars. Certain European vehicles, such as those made by Audi and BMW generally require you to go to a dealer for this service because they use specific security features that can only be reset by the manufacturer. Some dealers, like those at Toyota and Lexus were willing to reprogram an alternative key fob in the event that you could identify the exact model and make of your vehicle.
Replace the Button
If you've tried changing the battery, reprogramming your key fob and still haven't been able to start your car it's time to replace the button on the key. The button on your car key is subjected to a lot of use and jostling, and it can get damaged or stuck over time. When you press the button on your key fob a unique code is sent in a pattern that the receiver in the vehicle is able to recognize. If you attempt to operate your vehicle from a distance and not using the correct code could cause it to not recognize you and lock the doors or turn off the engine.
You can purchase replacement buttons online or in many local hardware stores. It is easy to install buttons and they are very easy to open.
Contact an Auto Locksmith
If you're having trouble with the car key button It could be time to call in the experts. Auto locksmiths are experts in the repair of electronic keys and locks. These specialists are equipped with the tools and expertise to diagnose and fix various issues with your key fob. This includes replacing batteries and reprogramming them. car key circuit board repair have the knowledge and expertise to tackle more complex tasks, such as repairing damaged buttons or cutting a replacement key.
One of the main reasons for a car key switch to stop working is that the switch inside has worn out. This is caused by overuse and exposure to the elements. The switch is typically constructed of a tough plastic material and it has several different switches that are located on the surface. Each switch is responsible for activating the particular function that you use the key to activate. As the switch wears out over time, it becomes more difficult to activate each of these functions. In the end, you'll have to press harder on the switch to get it to work. This could further damage the switch and decrease its lifespan.
The most effective solution to this issue is to replace the battery inside the key fob of your car. You can easily find lithium-ion button and coin cell batteries in supermarkets, pharmacies and home improvement stores. After you've replaced the battery your key fob should work once more.
If the problem persists it could be because the contacts on your key fob have worn out. The contacts are made of rubber and are covered with an electrically conducting film that can wear out. When you use the keypad, they are exposed to dust and moisture. Eventually, they will get worn down to the point that they no longer make contact with the circuit board or the sensor beneath the keypad.
The dealer can replace the key fob, but it could be costly and take a lot of time. You can also call a local locksmith who will fix your key fob for a lower price.