Car Key Button Repair
Car key buttons undergo a lot of abuse particularly when they are used regularly. In time, they could become faulty.
There are a few simple fixes that will allow your keys back in working order. These methods are not without risk however. Changing batteries or tampering the key fob could be dangerous. If you're not confident doing these yourself, it is recommended to contact an expert auto locksmith.
Change the Battery
It may be time to replace the battery if your key fob isn't working as it should. You can purchase replacement batteries at any national chain drugstore or in the parts department of your local dealership for cars. Some manufacturers even include a spare key fob battery in their packaging when you purchase a car from them.
car key fob repair will need to 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 actual key fob. The most common kind of battery that is found in the keyfob is the button cell, which is similar to those found in remotes and watches. These batteries are available at Walgreens, Energizer and other stores for less than $5 per box of two.
Once you are aware of the type of battery your key fob uses you can open it up and remove the old battery. Most key fobs are designed with a notch or a seam that connects them which you can either open by using your fingers, or using a flat tool like a screwdriver. After the fob has been opened, the battery will be able to pop out and you can then put in the new one in the same orientation as the previous one. The majority of key fobs are powered by CR2032 3V batteries, which are accessible at a variety of retailers that sell AAA and AA batteries.
After the new battery has been inserted after which you can connect the two pieces of the key fob back together and test it to ensure that all buttons function properly. You can test 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 still does not respond to the key fob, you may require reprogramming the fob and establish an internet connection. This is a fairly straightforward process that requires your phone or a different device.
Reprogram the Key Fob
If your key fob won't work and you think it's time to replace it the fact is that it might not require a new battery, but instead the old one has to be changed. This procedure is different for every car, so your best bet is to read the owner's manual (usually available in PDF format on the automaker's website) or search YouTube for videos that explain how to go about this.
Modern automobiles require a particular procedure to put the vehicle in "programming mode," which typically involves engaging the power button on the driver's side door or ignition several times while pressing a button on the fob within a certain time frame. The fob sends its digital identification code to the vehicle, which saves it. The fob can function as a regular key after it is programmed.
It is important to know that reprogramming a key fob will wipe out any other key fobs that had been programmed previously. If you want to keep the other fobs after the first, then they should be programmed quickly and carefully.
There are a few replacement batteries for your car key fob in hardware stores, big-box retailers or on the internet. It is important to know your car's model and make prior to deciding to purchase a fob as it may be difficult to locate the right battery.
A CR editor once found a battery that was compatible with the key fob she owned however it was for a different vehicle. This meant that she could start her car and unlock the door, but she was unable to lower the windows.
Luckily, dealers can help in this situation, as most of them have the equipment needed to reprogram a fob for a specific car. Some European automobiles, like those manufactured by Audi and BMW typically require a dealer to get this service because they use specialized security features that can only be reset by the manufacturer. Other dealers we spoke to, including those from Toyota and Lexus, were willing to reprogramme a replacement fob as long as you knew the exact model and make of your car.
Replace the Button
If you've tried changing the battery, or reprogramming your key fob and still can't start your car it could be time to replace that button on your key. Your car key button receives many uses and jostling over the years and can get stuck or damaged. Each time you press the button on your car key fob generates a unique code that is recognised by the car's receiver. If you attempt to operate your vehicle from a distance, it may not recognize you. It could shut the doors or turn off the engine.
You can buy replacement buttons online or in several local hardware stores. They are relatively simple to open up and install and require only a small amount of clear plastic tape to cover the button.
Contact an Auto Locksmith
It may be time to consult the experts If you're experiencing issues with your car's key button. Auto locksmiths are experts in the repair of electronic keys and locks. They are equipped with the tools and expertise to determine and fix issues with your key fob. This includes replacing batteries and changing their programming. They are equipped with the knowledge and expertise to tackle more complex tasks, like repairing a broken key or cutting a replacement key.
One of the most common reasons for a car's key button to stop working is because the switch inside has worn out. Overuse and exposure to elements are the main reasons. The switch is typically constructed from a hard plastic material and has a variety of switches on the surface. Each switch is able to activate the function for which you are using the key. As the switch ages over time, it becomes more difficult to turn on each of these functions. You will need to exert more pressure on the switch in order to make it work. This can cause further damage to the switch, thereby reducing its life span.
The most effective solution to this problem is to replace the battery on your car key fob. The majority of cars have lithium-ion button or coin batteries which you can find in supermarkets, pharmacies, and home improvement stores. Your key fob should work once you have replaced the battery.
If the problem persists it may be that the contacts on your key fob have been worn out. The contacts are rubber-like and coated with an electric conducting film that can wear away over time. They are exposed to elements while you use the keypad and are constantly exposed to moisture and dirt. Over time, they wear down to the point that they no longer make contact with the circuit board or sensor underneath the keypad.
The dealership can replace the key fob, however it can be expensive and takes a lot of time. You can also call a local locksmith who can repair your key fob for less.