Everything You Need To Know About Car Key Button Repair
Car Key Button Repair
Car key buttons endure many abuses particularly when they are used regularly. This could lead to them becoming faulty over time.
There are a few simple fixes that will allow your keys back to working. These methods are not without risk, however. Changing batteries or tampering the key fob could be dangerous. If you're not comfortable performing these yourself, it is 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 buy replacement batteries at any national chain drug store or the parts department of your automobile dealership. Some manufacturers even include a spare key fob battery in 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 will likely have this information on their website or on the actual key fob. Generally speaking, the most popular battery that is used in the key fob is a button cell type that is similar to the ones used in remote controls and watches. These kinds of batteries are typically found at stores such as Walgreens and Energizer, and can be bought at less than $5 for a pack of two.
You can take the old battery off your key fob once you know which type of battery it has. You can open most key fobs by using your fingers or a flat tool, like a screwdriver, at the seam or notch at which they connect. After the key fob is been opened, the battery will pop out. You can then replace it in the same orientation. Many key fobs are powered by CR2032 batteries. These batteries are available at retailers who sell AAA or AA batteries.
After Info has been in place, you can connect the two halves of the key fob together and test it to ensure that all buttons function properly. You can determine if everything is functioning properly by pressing the lock and unlock button on the key fob while pointing it at your vehicle. If your vehicle still does not respond to the keyfob, you may have to reset the fob and establish a wireless connection. Luckily, this is an easy procedure and only requires the use of your phone or other device to perform the procedure.
Reprogram the Key Fob
If your key fob does not work and you believe it's time to replace it the fact is that it might not require the replacement of a battery, but rather the old one has to be changed. This procedure varies for each vehicle so the best way to find out is to refer to the owner's manual (usually accessible in PDF format on the website of the automaker) or search YouTube for videos on how to go about this.
In most modern vehicles, a particular procedure is required to put the vehicle in "programming mode". This usually involves pressing the power button multiple times on the driver's door or ignition, while simultaneously pressing a button on a fob within a specific time frame. This is how the fob communicates its digital identity code to the vehicle, and it stores it in its memory. Once the fob is programmed, it can perform the same way as an ordinary key.
Reprogramming a fob will erase any previous keyfobs. If you wish to keep the other fobs after the first, they should be reprogrammed swiftly and carefully.
There are a few replacement batteries for your key fob for your car at hardware stores, big-box retailers or even online. However, you need to be aware of the make and model of your car prior to purchasing a battery for your fob because the correct type of battery isn't always easy to locate.
A CR editor discovered a battery for her key fob however, it was from another vehicle. This meant she was able to start her car and open the door, but couldn't lower the windows.
Fortunately, dealers can assist you in this instance, as most of them have the tools needed to reprogram a fob into a specific car. Some European vehicles, such as those made by Audi and BMW, will usually require you to go to an authorized dealer for this service because they use specific security features that can only be reset by the manufacturer. Certain dealers, like those at Toyota and Lexus were willing to reprogramme a replacement key fob provided 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 you're still unable to start your car, it's time to replace that button on the key. The button on the car key is subject to a lot of use and jostling, and it can become stuck or damaged over time. When you press the button on your key fob an individual code is sent out in a sequence which the vehicle's receiver is able to recognize. If you attempt to operate your vehicle from some distance, it might not recognize you. It may lock the doors or shut off the engine.
You can buy replacement buttons online or in several local hardware stores. It is easy to install them and they are very easy to open.
Contact an Auto Locksmith
If you're experiencing issues with your car key button, it may be time to call in the experts. Auto locksmiths specialize in the repair of electronic car keys as well as their associated locks. They have the expertise and tools required to recognize and fix a variety of issues with your key fob, including replacing batteries and reprogramming them. They also have the expertise and experience to handle more complicated tasks such as fixing broken buttons or cutting a replacement key.
The switch in the button for the car key is typically worn out. Excessive use and exposure to elements are the main reasons. The switch is usually made from a hard plastic and it has several different switches on its surface. Each switch activates the function for which you use the key. As the switch gets older, it becomes more difficult to turn on these functions. You will need to exert more pressure on the switch to activate it. This can further damage the switch and shorten its lifespan.
The most straightforward solution to this problem is to replace the battery in the key fob of your car. It is easy to find lithium-ion button or coin cell batteries at pharmacies, supermarkets and home improvement stores. Once you've replaced the battery, your key fob should be working again.
If the issue persists, it could be that the contacts on the key fob have worn out. The contacts are rubber-like and coated with an electricity conducting film that can wear down over time. They are exposed to elements when you use the key, so they're constantly being exposed to dirt and moisture. They will eventually wear to the point where they are unable to contact with the circuit board, or the sensor underneath the keypad.
The dealership can replace your key fob, but it could be costly and take a lot of time. You can also call an emergency locksmith who will repair your key fob for an affordable price.