Car Key Button Repair
The buttons on keys for cars are exposed to a lot, especially if they are frequently used. Over time, they can become faulty.
There are a few simple fixes that can get your keys back in working order. These solutions are not completely safe however. Making changes to batteries or tampering with the key fob could be dangerous. If you're not confident with these methods, it's best to consult 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 at any national chain drug store or the parts department of your car dealership. Some manufacturers will include a spare battery with the car when you purchase it.
First, you'll need to find out the kind of battery is being used in your key fob. The manufacturer will likely have this information on their website, or you can check the actual key fob. Generally speaking, the most popular battery used in key fobs is a button cell type, similar to those used in watches and remote controls. These kinds of batteries are commonly available at stores like Walgreens and Energizer and are available for purchase at less than $5 for a set of two.
Once you know what kind of battery your key fob is using you can open it up and take out the old battery. You can open most key fobs by using your fingers or a flat tool, such as a screwdriver, at the seam or notch where they connect. After the key fob has been opened, the battery will come out. It is then possible to replace it in the same orientation. The majority of key fobs utilize CR2032 3V batteries, which are available at many retailers that sell AAA and AA batteries.
You can join the two halves together after you have inserted the new battery and test the key fob to ensure that all buttons function correctly. Pressing the locks and unlock buttons on the key fob while it is pointed at your vehicle will help determine whether or not everything is working in the way it should. If your vehicle does not respond to the fob, you might require reprogramming the fob and establish an internet connection. This is a fairly easy process that requires your phone or another device.
Reprogram the Key Fob
If your key fob does not work and you think it needs to be replaced It may not require an entirely new battery, but rather the old one needs to be reset. This process varies by car so the best way to find out is to read the owner's manual (usually available in PDF form on the automaker's website) or search YouTube for videos on how to do this.
In modern vehicles, a specific procedure is required to put the vehicle in "programming mode". This usually involves pressing the power button several times on the driver's door or ignition, while simultaneously pressing a button on a fob within a time-specific period. The fob sends its digital identification code to the vehicle, which then saves it. The fob can function as normal keys once it is programmed.
Reprogramming a keyfob erases any previous keyfobs. If you wish to keep the other fobs after the first, they must be reprogrammed quickly and with care.
You can often find replacement batteries for your car key fob at hardware stores, big-box retailers, or even online. You must be aware of your car's make and model before you purchase a fob as it can be difficult to find the right battery.
A CR editor discovered an battery for her key fob, but it was from a different vehicle. This meant that she could start her car and open the door, but she was remote key repair near me unable to lower the windows.
Fortunately, the dealer can assist you in this instance, as most of them have the equipment needed to reprogram a fob to the specific vehicle. Certain European cars, such as those made by Audi and BMW generally 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 reprogram a replacement key fob in the event that you could identify the exact model and make of your car.
Replace the Button
If you have tried changing the battery and reprogramming the key fob, but you still cannot start your car, it may be time to replace the button on your key. The button on the car key is subject to a lot of pressure and jostling and can be damaged or stuck over time. Every time you press the button on your key fob, a unique code is transmitted in a sequence which the receiver inside the vehicle can recognize. Trying to operate your vehicle from a distance without using the correct code could cause it not to recognise you and lock the doors or shut off the engine.
You can buy replacement buttons online or at several local hardware stores. It is easy to install them and they are also extremely simple to open.
Contact an Auto Locksmith
If you're having trouble with your car key, it may be time to contact the experts. Auto locksmiths specialise in the repair of electronic car keys and their associated locks. These specialists have the knowledge and tools necessary to diagnose and repair a variety of issues that may arise with your key fob including replacing batteries and reprogramming them. They are equipped with the knowledge and skills to handle more complicated tasks, such as fixing a broken key or cutting the replacement key.
The switch inside the car key button is usually worn out. Excessive use and exposure to elements are the primary reasons. The switch is typically constructed of a tough plastic material and it has several different switches that are located on the surface. Each of these switches is responsible for activating a specific function that you use the key to activate. As the switch ages, it becomes more difficult to turn on these functions. As a result, you will need to press down more force on the switch in order to enable it to function. This could cause further damage to the switch and shorten its lifespan.
The easiest way to solve this issue is to replace the battery inside your car key fob. The majority of cars have lithium-ion coin or button cell batteries that you can find at pharmacies, supermarkets and home improvement stores. Your key fob should now work once you have replaced the battery.
If the problem persists it may be that the contacts on your key fob have been worn out. The contacts are made of rubber and coated with an electric conducting film that can wear down over time. They are exposed to the elements as you use the keypad and are constantly exposed to moisture and dirt. 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 vehicle dealership, but this could be expensive and could take quite a while. You can also contact an emergency locksmith who can repair your key fob at an affordable price.