Car Key Button Repair
Car key buttons take lots of abuse particularly when they are used regularly. This could lead to them becoming damaged over time.
There are a few simple fixes that can get your keys back to working. These methods do not come without risk however. Changing batteries or tampering your key fob's security can be dangerous. If you're not comfortable performing these yourself, it is recommended to consult an auto locksmith professional.
Change the Battery
It may be time to change the battery if your key fob no longer works as it should. You can usually buy replacement batteries from any chain drug store or the parts department of your car dealership. Some manufacturers will even include an extra key fob battery inside the packaging when you purchase your vehicle from them.
You will first need to find out the type of battery is used in your key fob. The manufacturer may have this information on their website or you can look it up on the actual key fob. Generally speaking, the most popular battery used in a key fob is a button cell type, similar to those used in watches and remote controls. These kinds of batteries are commonly found at stores such as Walgreens and Energizer and are available for purchase at less than $5 for a package of two.
You can take the old battery off your key fob once you know the type of battery it has. 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 join. After the key fob has been opened, the battery will pop out. You can then replace it with the same design. Many key fobs are powered by CR2032 batteries. These batteries are sold at retailers who sell AAA or AA batteries.
key car repair can join the two halves together after you have inserted the new battery, and then test the key fob to ensure that all buttons function properly. Pressing the lock and unlock buttons on the key fob while pointing it towards your vehicle will help determine whether or not everything is functioning exactly as it should. If your vehicle still does not respond to the keyfob, you may need to reprogram the fob and establish an internet connection. Luckily, this is an easy procedure and requires the use of your smartphone or another device to do so.
Reprogram the Key Fob
If you're having trouble with your key fob and think that it's time to get a new one, it might 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 automaker's website) or search YouTube for videos on how to go about this.
The majority of modern vehicles require a special 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 transmits its unique digital identification code to the vehicle, which will save it. Once the fob has been programmed, it can perform the same way as a normal key.
It is important to remember that the process of reprogramming a key fob can erase any other key fobs which have been previously programmed. Therefore, if you'd like to keep other fobs, they need to be carefully and swiftly reprogrammed after the first one.
You can sometimes find replacement batteries for a key fob for your car at hardware stores, big-box retailers or on the internet. But, it is important to know the make and model of your car before buying a fob battery as the right type can be tricky to find.
A CR editor once came across an appropriate battery for the key fob she owned, but it was for a different car. This meant she could start her car and unlock the door, but couldn't lower the windows.
Luckily, dealers can help in this situation and most dealers have the tools needed to reprogram a fob to specific cars. Dealers are required to perform this service on certain European cars such as Audi and BMW because they have specialized security features that can only be reset in the factory. Other dealers we spoke with, including those at Toyota and Lexus, were willing to try reprogramming a replacement fob as they knew the exact make and model of the car you own.
Replace the Button
If you've tried changing the battery, reprogramming your key fob, but still can't start your car it could be time to replace the button on your key. Your car key button receives lots of use and jostling over the years and may get stuck or even broken. Every time you press the button on your key fob emits a different code in a sequence that is recognised by the car's receiver. If you try to operate your vehicle from far away, it may not recognise you. It might shut the doors or turn off the engine.
You can purchase replacement buttons online or in numerous local hardware stores. They are easy to install and open and require only a small amount of clear plastic tape to cover the old button.
Contact an Auto Locksmith
If you're experiencing issues with your car key it could be time to contact the experts. Auto locksmiths specialize in the repair of electronic car keys as well as their associated locks. They are equipped with the tools and knowledge to determine and fix issues with your key fob. This includes replacing batteries and changing the programming. They have the expertise and expertise to tackle more complex tasks, like fixing a broken key or cutting an alternative key.
The switch in the button for the car key is usually worn out. The use of the switch and exposure to elements are the main causes. The switch is usually made from a hard plastic material and it has several different switches on the surface. Each of these switches is responsible for activating a specific function that you use the key to activate. As the switch gets older over time, it becomes more difficult to activate each of these functions. You will need to apply more pressure to the switch in order to make it work. This could cause further damage to the switch and decrease the life span of the switch.
The easiest way to solve this issue is to replace the battery in your car's key fob. Many models of car use lithium-ion coin or button cell batteries which you can find in supermarkets, pharmacies, and home improvement stores. Your key fob should now be working after replacing the battery.
If the issue persists it could be that the contacts inside your key fob have become worn out. The contacts are made of rubber and coated with an electricity conducting film that can wear out over time. When you use the key, they are exposed to moisture and dust. Over time, they become worn until they no longer make contact with the circuit board or sensor underneath the keypad.
The dealer can replace the key fob, but it could be costly and takes a lot of time. Another alternative is to contact an auto locksmith in your area, who will be able to fix your key fob and help you save money.