Car Key Button Repair
The buttons on car keys are subject to a lot of pressure and are especially vulnerable if often used. This can result in them becoming faulty over time.
There are many quick fixes to make your keys work again. However, these solutions come with risks when it comes to changing batteries or tampering with your key fob. If you're not comfortable doing these yourself, it's recommended that you contact an expert auto locksmith.
Change the Battery
If you are noticing that your key fob is no longer working as it should, it could be time to replace the battery. You can buy replacement batteries in any chain drugstore nationwide or at the parts department at your local dealership for cars. Some manufacturers offer a spare battery with your car when you buy it.
First, you'll need to find out the kind of battery is used in your key fob. This information is typically available on the website of the manufacturer or by examining the key fob. The most popular type of battery found in the keyfob is the button cell that is like the ones found in remotes and watches. These types of batteries are commonly found at stores such as Walgreens and Energizer, and can be bought for less than $5 for a pack of two.
You can take the old battery off your key fob when you know the type of battery it uses. Most key fobs are constructed with a seam or notch that connects them which you can either open by using your fingers, or with an instrument that is flat, such as a screwdriver. When the fob is opened, the battery will be able to pop out and you can insert the new one with the same orientation as the old one. The majority of key fobs utilize CR2032 3V batteries, which are readily available at numerous retailers that sell AAA and AA batteries.
Once the new battery is installed, you can connect the two parts of the key fob back together and test it to make sure that all buttons are functioning correctly. You can verify that everything is functioning properly by pressing the lock and unlock button on the key fob, while pointing it at your vehicle. If your car is not responding to the key fob, it could be necessary to reprogram your key fob and re-establish an electronic connection between the two. It's a relatively easy process and only requires the use of your phone or other device to perform the procedure.
Reprogram your key fob
If your key fob doesn't function and you believe it needs to be replaced the fact is that it might not require an entirely new battery, but rather the old one has to be reset. This procedure is different for every car. To learn how to do it you must consult the owner's manual. It's usually available in PDF format on the automaker's website. You can also search YouTube for videos.
In most modern vehicles, a particular procedure is required to put the vehicle into "programming mode". This typically involves pressing the power button several times on the driver's door or ignition, while simultaneously pressing a button on the fob within a specific time frame. This is how the fob sends its digital identification code to the vehicle, and it stores it in its memory. The fob can function as an ordinary key once it has been programmed.
Reprogramming a fob will erase any previous keyfobs. Therefore, if you wish to keep other fobs, they need to be carefully and swiftly reprogrammed following the initial one.
Sometimes, you can find replacement batteries for car key fobs in hardware stores, big retailers, or even on the internet. You must know your car's model and make before you purchase a key fob since it may be difficult to find the right battery.
A CR editor found a battery that fit the key fob she owned however, it was for a different car. This meant that she could start her car and open the door, but she couldn't lower the windows.
Dealers can be extremely helpful in this case, as they have the equipment to reprogram the fob on the specific vehicle. Some European automobiles, like those made by Audi and BMW typically require a dealer to get this service because they use specific security features that can only be reset by the manufacturer. Other dealers we spoke with, including those at Toyota and Lexus were willing to attempt reprogramming a replacement fob as long as you knew the exact make and model of the car you own.
Replace the Button
If you've tried changing the battery and reprogramming the key fob and still cannot start your car, it might be time to replace the button on your key. The car key button gets many uses and jerking over time and may get stuck or even broken. Each time you press the button on your car key fob generates a unique code that is recognized by the receiver inside the vehicle. Trying to operate your vehicle from a distance without using the correct code could cause it to not recognize you and shut the doors or turn off the engine.
You can purchase replacement buttons online or in many local hardware stores. key car repair are easy to open and install and only require a little clear plastic tape to cover the button.
Contact an Auto Locksmith
It's time to consult the experts if you are experiencing problems with the key button on your car. Auto locksmiths specialise in the repair of electronic car keys as well as their associated locks. They have the experience and tools required to recognize and fix a range of issues with your key fob including replacing batteries and changing their programming. They have the expertise and skills to handle more complex jobs, like fixing a damaged key or cutting an alternative key.
One of the main reasons for a car key switch to stop working is because the switch inside has worn out. Excessive use and exposure to elements are the main causes. The switch is made of an extremely hard plastic with many switches on its surface. Each of these switches is responsible for activating the particular function you are using the key to activate. As the switch ages it becomes more difficult to turn on these functions. As a result, you'll need to push down harder on the switch in order to enable it to function. This can further damage the switch and shorten the life span of the switch.
Replace the battery in your key fob. The majority of cars have lithium-ion button or coin batteries, which you can easily buy at supermarkets, pharmacies, and home improvement stores. Your key fob should work once you have replaced the battery.
If the problem continues, it could be because the contacts on your key fob have been worn out. The contacts are made of rubber, and covered with an electrically conducting film that wears out. When you use the key, they are exposed to dust and moisture. In time, they'll get worn down until they are no longer in contact with the circuit board or the sensor beneath the keypad.
You can try to get the key fob replaced at an auto dealer, but this could be expensive and can take an extended time. You can also contact an emergency locksmith who will repair your key fob for less.