Car Key Button Repair
The buttons on keys for cars are subjected to a lot and are especially vulnerable if used frequently. This could lead to them becoming faulty over time.
There are a few quick solutions that will get your keys working again. These methods do not come without risk however. Altering batteries or altering your key fob's security can be risky. If you're not confident with these methods, it is best to consult an expert auto-locksmith.
Change the Battery
If you notice that your key fob is no longer working as it should, it might be time to replace the battery. key repair service can find replacement batteries at any drugstore chain nationwide or in the parts department of your local car dealership. Some manufacturers will include a spare battery with the car when you purchase it.
The first thing you will need to do is find out what kind of battery your key fob uses. The manufacturer will likely have this information on their website or you can look it up on the key fob itself. The most commonly used battery that is used in key fobs is a button cell that is similar to the ones used in watches and remote controls. These batteries are available at Walgreens, Energizer and other stores for less than $5 per pack of two.
Once you know what kind of battery your key fob is using then you can open it up and take out the old battery. It is possible to open most key fobs by using your fingers or a flat tool, like a screwdriver at the seam or notch at which they join. After the key fob has been opened, the battery will pop out. You can then replace it with the same design. A lot of key fobs are powered by CR2032 batteries. These batteries are available at retailers that sell AAA or AA batteries.
After the new battery has been inserted after which you can connect the two parts of the key fob back together and test it to make sure that all buttons are functioning properly. Pressing the locks and unlock buttons on the key fob while pointing it towards your vehicle will help you determine if everything is functioning exactly as it should. If your car isn't responding to the key fob, you may have to reset the fob and establish an internet connection. Luckily, this is a relatively easy process and requires the use of a phone or other device to do so.
Reprogram the Key Fob
If your key fob does not work and you believe it needs to be replaced the fact is that it might not require an entirely new battery, but instead the old one needs to be reprogrammed. This procedure varies for each vehicle, so your best bet is to refer to the owner's manual (usually available in PDF form on the website of the automaker) or look on YouTube for videos that explain how to accomplish this.
In most modern vehicles, a specific procedure is required to put the vehicle into "programming mode". This typically involves pressing the power button multiple times on the door of the driver or ignition, while simultaneously pressing the button on the fob within the time frame specified. This is how the fob communicates its digital identity code to the vehicle, which stores it in the memory. After the fob is programmed, it can function like a normal key.
Reprogramming a keyfob erases any previous keyfobs. If you want to keep the other fobs after the first, then they should be reprogrammed swiftly and with care.
Sometimes you can find replacement batteries for key fobs for cars in hardware stores, big retailers, or even online. However, you must be aware of the make and model of your vehicle prior to purchasing a fob battery because the right type can be difficult to locate.
A CR editor stumbled across the battery for her key fob, however, it came from another vehicle. This meant that although she was able to start the car and unlock 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 tools to reprogram the fob on a specific vehicle. Dealers are required to perform this procedure on some European cars such as Audi and BMW because they have specialized security features which can only be reset in the factory. Other dealers we spoke with such as those at Toyota and Lexus, were willing to reprogramme an original fob so they knew the exact make and model of the vehicle you are driving.
Replace the Button
If you have tried changing the battery and reprogramming the key fob but cannot start your car, it might be time to replace the button on your key. The button on the key of your car is subject to a lot of use and jolting and may be damaged or stuck over time. When you press the button on your key fob an individual code is sent in a sequence that the receiver in the vehicle is able to recognize. Trying to operate your car from a distance without using the proper code could cause it to not recognize you and shut the doors or shut off the engine.
You can purchase replacement buttons online or in several local hardware stores. It is simple to install them and they are also very simple to open.
Contact an Auto Locksmith
If you're experiencing issues with the car key button It could be time to contact the experts. Auto locksmiths specialise in the repair of electronic car keys as well as their associated locks. They have the expertise and tools necessary to diagnose and fix a variety of issues with your key fob, including replacing batteries and changing the programming. They also have the skills and expertise to tackle more complex tasks such as fixing 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 it has worn out. Excessive use and exposure to elements are the main reasons. The switch is made from hard plastic and has several switches on its surface. Each of these switches activates the function for which you are using the key. As the switch age it becomes harder to turn on these functions. You will have to apply more pressure to the switch in order to activate it. This can further damage the switch and reduce its lifespan.
The most effective solution to this issue is to replace the battery in the key fob of your car. You can easily find lithium-ion button and coin cell batteries at supermarkets, pharmacies and home improvement stores. After you've replaced the battery, your key fob should work once more.
If the problem persists it may be that your key fob's contacts have worn out. The contacts are rubber-like and coated with an electrically conducting film, which can wear out over time. They are exposed to elements as you use the keypad and are constantly exposed to moisture and dirt. Eventually, they will wear down to the point that they no longer make contact with the circuit board or sensor underneath the keypad.
You can try to have the key fob replaced at a car dealership, however this could be expensive and can take quite a while. Another alternative is to contact a local locksmith for your car who will be able to repair your key fob and save you money.