Car Key Button Repair
Car key buttons take a lot of abuse particularly if they are used frequently. This can result in them becoming damaged over time.
Fortunately, there are several quick fixes to get your keys working again. These methods do not come without risk however. Altering batteries or altering your key fob's security can be dangerous. If you're not comfortable doing these yourself, it's recommended to contact a professional auto locksmith.
Change the Battery
If you're noticing that your key fob not working as it should, it might be time to replace the battery. You can buy replacement batteries in any drugstore chain nationwide or in the parts department at your local dealership for cars. Some manufacturers even include an extra key fob battery in their packaging when you purchase a car from them.
The first thing you'll need to do is find out what kind of battery is used in your key fob. This information is typically found on the site of the manufacturer or by checking the key fob. Generally speaking, the most popular battery used in key fobs is a button cell, similar to those used in watches and remote controls. These batteries are available at Walgreens, Energizer and other stores for less than $5 per box of two.
You can remove the old battery from your key fob after you know which type of battery it is using. car key remote repairs is possible to open most key fobs by using your fingers or a flat tool, like a screwdriver at the seam or notch where they connect. Once the key fob has been opened, the battery will be released. You can then replace it in the same orientation. Many key fobs are powered by CR2032 batteries. These batteries are available at stores that sell AAA or AA batteries.
You can join the two halves together after inserting the new battery, and then test the key fob to make sure that all buttons function properly. You can determine if all functions are working correctly by pressing the lock and unlock button on the key fob while pointing it towards your vehicle. If your vehicle doesn't respond to the keyfob, you may need to reprogram the fob and establish an internet connection. This is a simple process that only requires a phone or other device.
Reprogram your key fob
If you're having issues with your key fob, and you think it's time to replace it It may not be necessary to replace it. Instead, the old battery may need to be reprogrammed. This procedure is different for every car and the best option is to consult the owner's manual (usually accessible in PDF format on the site of the automaker) or look on YouTube for videos explaining how to do this.
In modern vehicles, a special procedure is required to put the vehicle into 'programming mode'. This usually involves pressing the power button a few times on the door of the driver or ignition while simultaneously pressing the button on a fob in a time-specific period. This is how the fob sends its digital identity code to the vehicle, and it stores it in the memory. The fob will work like normal keys once it has been programmed.
It's important to note that reprogramming a key fob will wipe out any other key fobs that had been programmed previously. Therefore, if you want to keep other fobs, they must be carefully and swiftly reprogrammed following the initial one.
You can sometimes find replacement batteries for a car key fob in hardware stores, big-box retailers or on the internet. However, you need to be aware of the make and model of your car prior to purchasing a battery for your fob because the correct type of battery can be tricky to find.
A CR editor discovered the battery for her key fob, however, it was from a different vehicle. This meant she could start her car and open the door, but she was unable to lower the windows.
Dealers can be extremely helpful in this case, as they have the tools to reprogram the fob for the specific vehicle. Dealers are required to perform this service on some European automobiles like Audi and BMW because they come with specialized security features which can only be reset by the manufacturer. Certain dealers, like those at Toyota and Lexus were willing to reprogramme a replacement key fob if you knew the exact model and year of the car you own.
Replace the Button
If you've tried changing the battery, or reprogramming your key fob and you're still unable to start your car, it could be time to replace the button on the key. Your car key button receives lots of use and jerking over time and may get stuck or damaged. Each time you press the button on your key fob an individual code is transmitted in a pattern that the vehicle's receiver can recognize. When you try to operate your car from a distance and not using the proper code could cause it to not be able to recognize you and then lock the doors or turn off the engine.
You can purchase replacement buttons online or at several local hardware stores. It is easy to install them and they are also extremely simple to open.
Contact an Auto Locksmith
It could be time to seek out the experts if you are experiencing problems with your car's key button. Auto locksmiths specialise in the repair of electronic car keys as well as their associated locks. These specialists have the tools and knowledge to determine and fix issues with your key fob. This includes replacing batteries and reprogramming them. They also have the skills and expertise to tackle more complex tasks such as fixing broken buttons or cutting a new replacement key.
The switch in the button for the car key is often worn out. This is due to overuse and exposure to elements. The switch is usually made from a hard plastic and has many different switches on its surface. Each switch is responsible for activating the particular function you are using the key for. As the switch wears out over time, it becomes more difficult to activate each of these functions. As a result, you will need to press down more force on the switch in order to get it to work. This could cause further damage to the switch, diminishing its lifespan.
The most straightforward solution to this problem is to replace the battery in your car's key fob. You can locate lithium-ion button or coin cell batteries at pharmacies, supermarkets and home improvement stores. After you've replaced the battery the key fob will be working again.
If the problem persists it could be because the contacts on the key fob have worn out. The contacts are rubber-like and coated with an electrically conducting film, which could wear away over time. As you use the key they are continuously exposed to moisture and dust. They'll eventually wear out to the point that they're unable to contact with the circuit board or sensor beneath the keypad.
You can try to get the key fob replaced by visiting an auto dealer, but it can be costly and can take an extended time. You can also call an expert locksmith in your area who will fix your key fob for less.