key fob repair on the car keys are exposed to a lot particularly if they are frequently used. This can lead to them becoming faulty over time.
There are many quick solutions to get your keys back to working. These methods are not without risk, however. Altering batteries or altering your key fob can be dangerous. If you're not comfortable with these methods, it is recommended that you consult with an expert auto-locksmith.
Change the Battery
It could be time to replace the battery if your key fob doesn't function as it should. You can usually buy replacement batteries from any chain drug store, or the parts department of your automobile dealership. key fob repair include a spare key fob battery inside the packaging when you purchase a car from them.
It is first necessary to determine the kind of battery is used in your key fob. The manufacturer will likely have this information on their website, or you can check the actual 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 types of batteries are found at stores such as Walgreens and Energizer and are available for less than $5 for a pack of two.
You can take the old battery off your key fob after you know which type of battery it uses. It is possible to open most key fobs using your fingers or a flat tool, like a screwdriver, at the seam or notch at which they connect. After the fob has been opened, the battery will be able to pop out and you can then put in the new one in the same orientation as the previous one. The majority of key fobs are powered by 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 take the two pieces of the key fob together and check that all buttons work properly. You can verify that everything is working properly by pressing the lock and unlock buttons on the key fob while pointing it at your vehicle. If your car is not responding to the key fob, it may be necessary to reprogram the key fob to establish a wireless connection between the two. This is a fairly easy process that requires your phone or a different device.
Reprogram the Key Fob
If your key fob does not work and you think it's time to replace it the fact is that it might not require an entirely new battery, but rather the old one has to be reset. This procedure is different for every car, so your best bet is to refer to the owner's manual (usually available in PDF format on the website of the automaker) or search YouTube for videos that explain how to do this.
Most modern vehicles require a special procedure to put the vehicle into "programming mode," which typically involves engaging the power button on the driver's side door or ignition a few times while pressing a button on the fob within a specified time. The fob transmits its unique digital identification code to the vehicle, and then stores it. The fob functions as an ordinary key once it has been programmed.
It is important to remember that reprogramming a key fob will wipe out any other key fobs that have been programmed previously. If you wish to keep the other fobs following the first, then they should be programmed quickly and with care.
Sometimes, you can find replacement batteries for car key fobs at hardware stores, major retailers, or even online. You must know your car's model and make before you purchase a fob because it can be difficult to locate the right battery.
A CR editor stumbled across the battery for her key fob however, it came from another vehicle. This meant that while she was able to start the car and unlock the doors, she wasn't capable of lowering the windows.
Luckily, dealers can help in this situation, as most of them have the tools needed to reprogram a fob to specific cars. Dealers are required to perform this service on certain European vehicles like Audi and BMW due to their unique security features that can only be reset by the manufacturer. Other dealers we spoke to, including those at Toyota and Lexus were willing to attempt reprogramming an original fob so provided you know the exact make and model of the car you own.
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 could be time to replace that button on the key. Your car key button receives lots of use and jolting over time and may get stuck or even broken. Every time you press the button on your car key fob releases a distinct code in a sequence that is recognised by the car's receiver. When you try to operate your car from a distance without the correct code can cause it not to recognise you and then lock the doors or shut off the engine.
You can purchase replacement buttons online or in many local hardware stores. It is simple to install buttons and they are very easy to open.
Contact an Auto Locksmith
It could be time to seek out the experts if you are experiencing problems with your car's key switch. Auto locksmiths are experts in the repair of electronic keys and locks. They are equipped with the tools and expertise to determine and fix issues with your key fob. This includes replacing batteries and changing the programming. They also have the skills and expertise to tackle more complicated jobs such as fixing damaged buttons or cutting a new replacement key.
The switch inside the button for the car key is typically worn out. The use of the switch and exposure to elements are the main causes. The switch is made from an extremely hard plastic with multiple switches on its surface. Each of these switches is responsible for activating a specific function you are using the key for. As the switch age it becomes more difficult to turn on these functions. You will have to apply more pressure to the switch to make it work. This can further damage the switch and reduce its lifespan.
The most effective solution to this issue is to replace the battery on your car key fob. A lot of models of cars use lithium-ion coin or button batteries that you can find 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 in your key fob have become worn out. The contacts are rubbery and covered with an electrically conducting film that can wear out. They are exposed to elements when you use the keypad which means they are constantly exposed to dirt and moisture. Eventually, they will wear down to the point that they are no longer in contact with the circuit board or the sensor beneath the keypad.
You can try to have the key fob replaced at an auto dealer, but this could be expensive and may take a long time. You can also contact an expert locksmith in your area who will repair your key fob at an affordable price.
