Car Key Button Repair
Car key buttons undergo many abuses, especially if used frequently. This can result in them becoming faulty over time.
There are a few easy fixes that will allow your keys back to working. However, these solutions come with risks when it comes to changing batteries or altering the key fob. If you are not comfortable with these methods, it is recommended that you consult with a professional auto-locksmith.
Change the Battery
It may be time to replace the battery in your key fob if it no longer works as it should. You can find replacement batteries in any national chain drugstore or in the parts department at your local dealership for cars. Some manufacturers include an extra battery in your car when you buy it.
It is first necessary to find out what type of battery is used in your key fob. The manufacturer should have this information on their website, or you can check the key fob itself. Generally speaking, car key fob repair near me used in key fobs is a button cell type similar to the ones used in watches and remote controls. These batteries are available at Walgreens, Energizer and other stores for less than $5 for a pack of two.
You can remove the old battery from your key fob once you know the type of battery it is using. It is possible to open most key fobs by using your fingers or a flat tool, such as a screwdriver, at the seam or notch where they connect. When the fob is opened, the battery should be able to pop out and you can insert the new one in the same orientation that the old one. The majority of key fobs are powered by CR2032 3V batteries, which are available at many stores 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 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 as it should be. If your car doesn't respond to the fob, you might need to reprogram the fob to establish wireless connectivity. This is a fairly straightforward process that requires a phone or other device.
Reprogram your key fob
If you're having issues with your key fob and believe it needs a new one however, it may not be necessary to replace it. Instead, the old battery may need to be reprogrammed. This procedure is different for every car, so your best bet is to read the owner's manual (usually available in PDF form on the automaker's website) or look on YouTube for videos explaining how to go about this.
The majority of modern vehicles require a specific 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 the fob's button within a certain time frame. This is how the fob transmits its digital identity code to the car, which saves it in its memory. After the fob is programmed, it will behave as a normal key.
It's important to note that the process of reprogramming a key fob can erase any other key fobs which have been programmed previously. If you wish to keep the other fobs after the first, they should be programmed quickly and with care.
Sometimes, you can find replacement batteries for key fobs for cars in hardware stores, big retailers, or even on the internet. It is important to be aware of your car's model and make before you purchase a fob as it isn't easy to find the right battery.
A CR editor discovered the battery for her key fob, however, it came from a different vehicle. This meant that, while she could start the car and unlock the doors, she was not able to lower the windows.
Dealers can be of great assistance in this situation, since they have the tools to reprogram the fob for the specific vehicle. Some European cars, such as those made by Audi and BMW, will usually require a dealer for this service due to the fact that they have special security features that can only be reset by the manufacturer. Other dealers we spoke to, including those from Toyota and Lexus, were willing to try reprogramming an original fob so long as you knew the exact model and make of the car you own.
Replace the Button
If you have tried changing the battery and programming the key fob but not being able to start your car, it might be time to replace the button on your key. The button on your car key is subjected to a lot of use and jolting and may get damaged or stuck over time. When you press the button on your key fob a unique code is sent in a sequence that the vehicle's receiver is able to recognize. If you attempt to operate your vehicle from a distance and not using the proper code could cause it to not be able to recognize you and shut the doors or shut off the engine.
You can buy replacement buttons online or in numerous local hardware stores. They are easy to open up and install and require just a bit of clear plastic tape to cover the old button.
Contact an Auto Locksmith
If you're having trouble with your car key button it could be time to consult the experts. Auto locksmiths are experts in the repair of electronic keys and locks. They have the expertise and tools needed to identify and fix a variety of issues that may arise with your key fob including replacing batteries and changing their programming. They also have the knowledge and expertise to tackle more complicated jobs, such as repairing a broken button or even cutting a replacement key.
The switch inside the car key button is usually worn out. The use of the switch and exposure to elements are the primary reasons. The switch is constructed of hard plastic and has several switches on its surface. Each switch is responsible for activating the particular function that you use the key to activate. As the switch ages over time, it becomes more difficult to activate each of these functions. You will have to exert more pressure on the switch in order to activate it. This can cause more damage to the switch, decreasing its life span.
The most straightforward solution to this issue is to replace the battery on the key fob of your car. A lot of models of cars use lithium-ion button or coin batteries which you can find at pharmacies, supermarkets, and home improvement stores. After you've replaced the battery the key fob will work again.
If the problem persists it could be because the contacts on your key fob's device have worn out. The contacts are made of rubber and coated with an electric conducting film, which can wear out over time. When you use the key, they are continuously exposed to dust and moisture. Over time, they get worn down to the point where they're no longer in contact with the circuit board or sensor underneath the keypad.
You can attempt to get the key fob replaced by going to a car dealership, however this can be expensive and can take a long time. You can also call an expert locksmith in your area who will repair your key fob for less.