Car Key Button Repair
The buttons on car keys are subjected to a lot and are especially vulnerable if used frequently. This can lead to them becoming damaged over time.
Fortunately, there are several quick fixes to get your keys back to working. However, these methods have risks when it comes to changing batteries or altering the key fob. If you're not confident with these methods, it's recommended that you consult with a professional auto-locksmith.
Change the Battery
If you are noticing that your key fob not functioning as it should, it might be time to replace the battery. You can usually buy replacement batteries from any chain drug store or the parts department of your automobile dealership. Some manufacturers even include an extra key fob battery inside the packaging when you purchase your vehicle from them.
You will first need to determine the type of battery is used in your key fob. The manufacturer will likely have this information on their website or on the actual key fob. The most common type of battery found in keyfobs is the button cell similar to those found in remotes and watches. key fob repair near me are available at Walgreens, Energizer and other stores for less than $5 per pack of two.
Once you are aware of the type of battery your key fob has you can open it and take out the old battery. The majority of key fobs are made with a notch or seam between them which you can either open with your fingers, or with an instrument that is flat, such as a screwdriver. Once the key fob has been opened, the battery will come out. It is then possible to replace it in the same orientation. Most key fobs use CR2032 3V batteries, which are easily available at many stores that sell AAA and AA batteries.
Once the new battery is inserted, you can snap the two pieces of the key fob back together and test it to ensure that all buttons work properly. Pressing the lock and unlock buttons on the key fob while pointing it towards your vehicle will help you determine whether or not everything is functioning as it should be. If your car is not responding to the key fob, it may be required to reprogram the key fob and establish a wireless connection between the two. This is a fairly simple process that only requires your phone or another device.
Reprogram your key fob
If your key fob does not work and you believe it's time to replace it, it may not need a new battery, but rather the old one has to be reprogrammed. This process is different for each car. To learn how to go about it you must consult the owner's manual. It's usually available in PDF format on the website of the automaker. You can also search YouTube for videos.
Modern vehicles require a specific procedure to put the vehicle into 'programming mode,' which usually involves pressing the power button on the driver's side door or ignition several times while pressing the fob's button within a specified time. This is how the fob transmits its digital identity code to the vehicle, which stores it in the memory. Once the fob is programmed, it will behave as an ordinary key.
It is important to know that reprogramming a key fob will erase any other key fobs which have been programmed previously. Therefore, if you wish to keep other fobs, they must 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 on the internet. But, it is important to know the make and model of your vehicle prior to buying a fob battery as the correct type of battery can be difficult to locate.
A CR editor stumbled across the battery for her key fob but it was from an entirely different vehicle. This meant she was able to start her car and unlock the door, but she was unable to lower the windows.
Dealers can be of great assistance in this situation, since they have the equipment necessary to reprogram the fob for the 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. Some dealers, like those at Toyota and Lexus were willing to reprogram a replacement key fob if 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 haven't been able to start your car it could be time to replace the button on your key. Your car key button receives lots of use and jerking over time and can become stuck or broken. Each time you press the button on your key fob the unique code is sent in a pattern that the receiver in the vehicle is able to recognize. If you try to operate your vehicle from far away, it may not recognize you. It could lock the doors or shut off the engine.
You can purchase replacement buttons online or at several local hardware stores. They are fairly easy to open and install and require only a small amount of clear plastic tape to cover the old button.
Contact an Auto Locksmith
It may be time to consult the experts If you're experiencing issues with your car's key switch. Auto locksmiths specialise in the repair of electronic car keys as well as their associated locks. These specialists have the knowledge and tools needed to identify and fix a range of issues with your key fob including replacing batteries and changing their programming. They have the knowledge and skills to handle more complicated tasks, such as repairing a broken key or cutting an alternative key.
The switch on the car key button is typically worn out. This is caused by overuse and exposure to elements. The switch is made from an extremely hard plastic with many switches on its surface. Each of these switches activates the function that you select with the key. As the switch ages it becomes harder to activate these functions. This means that you will need to press down more force on the switch to enable it to function. This could further damage the switch and reduce the life span of the switch.
The easiest way to solve this problem is to replace the battery in your car key fob. You can easily locate lithium-ion button or coin cell batteries in pharmacies, supermarkets and home improvement stores. Your key fob should work once you have replaced the battery.
If the problem persists it could be that the contacts on your key fob are worn out. The contacts are rubber-like and coated with an electrically conducting film, which could wear out over time. They are exposed to the elements as you use the key which means they are constantly exposed to moisture and dirt. Over time, they wear down until they are no longer in contact with the circuit board or sensor underneath the keypad.
The dealership can replace your key fob, however it could be costly and take a long time. The other option is to call an auto locksmith in your area who will be able to fix your key fob and save you money.