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Car Key Button Repair
Car key buttons take many abuses particularly if they are used frequently. This can lead to them becoming damaged over time.
There are many quick solutions to get your keys working again. These methods do not come without risk, however. Making changes to batteries or tampering with your key fob can be dangerous. If key fob repairs 're not comfortable performing these things yourself, it's recommended to consult an expert auto locksmith.
Change the Battery
If you are noticing that your key fob not working as it should, it could be time to replace the battery. You can typically purchase replacement batteries at any national chain drug store or the parts department of your automobile dealership. Some manufacturers include an extra battery with the car when you purchase it.
You will first need to determine the type of battery is used in your key fob. This information is typically available on the website of the manufacturer or by looking at the key fob. Generally, the most common battery that is used in key fobs is a button cell type that is similar to the ones used in remote controls and watches. These kinds of batteries are commonly sold at places like Walgreens and Energizer, and are available for under $5 for a set of two.
Once you are aware of the type of battery your key fob has then you can remove it and remove the old battery. You can open most key fobs by using your fingers or a flat tool, like a screwdriver, at the seam or notch where they connect. After the key fob has been opened the battery will come out. Then, you can replace it in the same orientation. Most key fobs use CR2032 3V batteries, which are easily available at numerous retailers that sell AAA and AA batteries.
Once the new battery is inserted after which you can snap the two halves of the key fob back together and check that all buttons function properly. Pressing the locks and unlock buttons on the key fob while pointing it towards your vehicle will help determine whether or not everything is working as it should be. If your vehicle still does not respond to the keyfob, you may require reprogramming the fob and establish a wireless connection. This is a fairly easy process that requires a phone or other device.
Reprogram your key fob
If your key fob won't function and you believe it needs to be replaced, it may not need an entirely new battery, but rather the old one has to be reset. This procedure is different for every car and the best option is to read the owner's manual (usually available in PDF form on the site of the automaker) or look on YouTube for videos explaining how to accomplish this.
Most modern automobiles require a particular procedure to put the vehicle into "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. This is how the fob communicates its digital identification code to the vehicle, which stores it in the memory. Once the fob is programmed, it will perform the same way as a normal key.
It's important to note that reprogramming a key fob will erase any other key fobs which have been previously programmed. If you want to keep the other fobs following the first, then they must be reprogrammed quickly and with care.
There are a few replacement batteries for your key fob for your car at hardware stores, big-box retailers, or even online. However, you must 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 a battery that was compatible with the key fob she owned however, it was for a different model of car. This meant that, while she was able to start the car and unlock the doors, she wasn't in a position to lower the windows.
Dealers can be a great resource in this situation, since they have the equipment necessary to reprogram the fob on the specific vehicle. Dealers are required to perform this procedure on certain European automobiles like Audi and BMW due to their unique security features that can only be reset in the factory. Some dealers, like those at Toyota and Lexus were willing to reprogramme the key fob in a replacement in the event that you could identify the exact model and year of your car.
Replace the Button
If you've tried changing the battery, reprogramming your key fob and you're still unable to start your car, it might be time to replace that button on your key. The button on the car key is subject to a lot of use and jostling, and it can be damaged or stuck over time. Every time you press the button on your key fob, a unique code is sent out in a sequence which the vehicle's receiver can recognize. When you try to operate your car from a distance without using the correct code can cause it to not recognize you and shut the doors or turn off the engine.
You can buy replacement buttons online or at many local hardware stores. They are easy to open and install and only require a little clear plastic tape to cover the button.
Contact an Auto Locksmith
It's time to seek out the experts If you're experiencing issues with your car's key switch. 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 diagnose and fix various issues with your key fob. This includes replacing batteries and changing the programming. They are equipped with the knowledge and expertise to tackle more complicated tasks, such as fixing a damaged key or cutting the replacement key.
The switch inside the button for the car key is typically worn out. Overuse and exposure to elements are the primary reasons. The switch is made of a hard plastic and has many switches on its surface. Each of these switches is responsible for activating the particular function that you use the key for. As the switch ages it becomes more difficult to turn on these functions. You will need to exert more pressure on the switch to get it to work. This could cause further damage to the switch, thereby diminishing its life span.
The most straightforward solution to this problem is to replace the battery in your car's key fob. Many models of car use lithium-ion coin or button batteries, which you can easily find at pharmacies, supermarkets, and home improvement stores. Your key fob should now function after you have replaced the battery.
If the problem continues, it may be that the contacts on your key fob have been worn out. The contacts are rubber-like and coated with an electricity conducting film that can wear out over time. They are exposed to elements while you use the key, so they're constantly being exposed to moisture and dirt. Over time, they become worn to the point where they're no longer in contact with the circuit board or sensor underneath the keypad.
The dealership can replace your key fob, but it's costly and take a lot of time. You can also call a local locksmith who will fix your key fob for an affordable price.