Car Key Button Repair
Car key buttons take many abuses particularly when they are used regularly. In time, they could be damaged.
There are many quick solutions to make your keys work again. These methods do not come completely safe, however. Changing batteries or tampering your key fob's security can be risky. If you're not confident doing these yourself, it's recommended that you contact an auto locksmith professional.
Change the Battery
If you are noticing that your key fob is not functioning as it should, it might be time to replace the battery. You can usually find replacement batteries from any chain drug store or the parts department at your car dealership. Some manufacturers will include an extra battery in your car when you buy it.
First, you'll need to find out what type of battery is used in your key fob. The manufacturer will likely have this information on their website or you can look it up on the key fob itself. Generally, the most common battery 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.
You can remove the old battery from your key fob once you know what kind of battery it uses. It is possible to open most key fobs using your fingers or a flat tool, like a screwdriver, at the notch or seam where they connect. Once 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 accessible at a variety of retailers that sell AAA and AA batteries.
You can put the two halves back together after you have inserted the new battery and then test the key fob to make sure that all buttons work correctly. You can verify that all functions are working correctly by pressing the lock and unlock button on the key fob while pointing it toward your vehicle. If your car does not respond to the fob, you might need to reprogram the fob and establish wireless connectivity. This is a fairly straightforward process that requires your phone or another device.
Reprogram the Key Fob
If you're experiencing issues with your key fob and 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 varies for each vehicle and the best option is to read the owner's manual (usually available in PDF format on the site of the automaker) or look on YouTube for videos explaining how to accomplish this.
Most modern vehicles require a specific procedure to put the vehicle in "programming mode," which is usually done by pressing the power button on the driver's side door or ignition several times while pressing a button on the fob within a specified time. The fob sends its digital identification code to the vehicle, which stores it. The fob can function as normal keys once it is programmed.
Reprogramming a keyfob will erase any previous keyfobs. Therefore, if you'd like to keep other fobs, they need to be carefully and quickly reprogrammed after the first one.
You can sometimes find replacement batteries for a car key fob in hardware stores, big-box retailers or online. But, it is important to be aware of the model and make of your vehicle prior to purchasing a fob battery because the right kind isn't always easy to locate.
A CR editor found an battery for her key fob however, it came from a different vehicle. This meant that, while she was able to start the car and unlock the doors, she was not able to lower the windows.
Dealers can be extremely helpful in this case, as they have the equipment necessary to reprogram the fob on the specific vehicle. Some European vehicles, such as the ones manufactured by Audi and BMW generally require a dealer to get this service because they use special security features that can only be reset by the manufacturer. Some dealers, like those at Toyota and Lexus were willing to reprogramme the key fob in a replacement provided you knew the exact model and brand of the car you own.
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 that button on your key. The button on your car key is subjected to a lot of pressure and jostling, and it can get damaged or stuck over time. Each press of the button on your key fob releases a distinct code that is recognised by the car's receiver. If you try to operate your vehicle from far away, it may not recognize you. It could shut the doors or turn off the engine.
You can purchase replacement buttons online or in many local hardware stores. They are easy to install and open and require only a small amount of clear plastic tape to cover the button.
Contact an Auto Locksmith
It's time to seek out the experts if you are experiencing problems with the key button on your car. Auto locksmiths are experts in the repair of electronic keys and locks. g28carkeys.co.uk are equipped with the tools and knowledge to identify and fix issues with your key fob. This includes replacing batteries and reprogramming them. They also have the knowledge and experience to handle more complicated jobs such as fixing a broken button or even cutting a new replacement key.
The switch on the car key button is typically worn out. The use of the switch and exposure to elements are the main causes. The switch is constructed of an extremely hard plastic with multiple switches on its surface. Each switch is responsible for activating the particular function you are using the key for. As the switch gets older over time, it becomes harder to activate these functions. This means that you'll need to push down harder on the switch to make it work. This can cause further damage to the switch, decreasing its life span.
Replace the battery in your key fob. It is easy to 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 again.
If the issue persists it could be because the contacts on your key fob are worn out. The contacts are rubber-like and coated with an electricity conducting film that can wear away over time. As you use the key they are continuously exposed to dust and moisture. Eventually, they will get worn down to the point that they are no longer in contact with the circuit board or the sensor beneath the keypad.
You can attempt to get the key fob replaced by visiting a vehicle dealership, but it can be costly and can take a long time. You can also call a local locksmith who will fix your key fob at an affordable price.