Car Key Button Repair
A broken car key can be a hassle. It is possible to call a 24-hour Locksmith Service or purchase a replacement remote.
You could save money by repairing your old key fob rather than replacing it. This is particularly true if the problem is due to a worn switch or faulty contact.
Battery
If the buttons on your key fob aren't responding when you pressing them, it could indicate that the battery has died or is close to the end of life. Fortunately, replacing the battery is an easy task that you can complete on your own instead of hiring a locksmith to do it for you.
Locate the battery compartment first. It is usually located on the back of the key fob and might be hidden behind an open cover that slides out or an access point that opens when you push a button. When the compartment is open, look for the small button-cell battery. It is usually shaped like an oblong coin and is marked with a plus and minus sign. Remove the battery that is old and replace it with a brand new one. Make sure the plus and symbol are aligned correctly.
Once the battery is in place, close the compartment and snap the two parts of the key fob together. Before closing car keys repair ensure that you align and snap the components into the correct position. Press any of the buttons to confirm that they function properly.
If your remote key fob stops functioning even after replacing the battery, it could be suffering from other issues that require a different kind of repair. Dropping the device in a puddle could cause it to stop functioning. It could also be due to a malfunction with the internal electrical system or the need to be deprogrammed. See if you can find out if the problem is with your key fob using these other automotive troubleshooting methods.
Switches
Depending on the year and the model, there are a variety of kinds of switches that are found that are used in the car keyfob. The older style key is equipped with a chip that is visible in the case. The modern keys function by sending signals to your car. this site on a key may be damaged or worn out by normal use, regardless of the model. The result is they become difficult to press or even unresponsive. If you try to press the button too hard, it can cause further damage and potentially stop the key from starting your vehicle in the future.

If you are unable to get your key to work, try changing the batteries. If this doesn't work, then you might have to clean the key fob or re-adjust the switches. These tiny electronic switches are more prone than larger parts of the key to break due to the fact that they are constantly tossed about.
The switches are rubber-like, and they're coated with an electric conductor film that is prone to wear out over time. Fortunately, they're tiny and affordable to replace. They're soldered to the circuit board, so you need to carefully take them off without causing any damage to other components. Then, you can solder in the new ones and rebuild your key fob.
An effective way to protect your car key fob from being damaged is to not use it for more than a few hours at a time, and to avoid leaving it in areas where it can be seen. If you don't use your key, keep it in a secure location.
If you've already tried cleaning your key fob and replacing the battery, but the issue persists it's time to think about hiring the services of a locksmith. A professional locksmith can test the frequency of your key to determine whether it's still able communicate with your vehicle, and open and replace micro switches, swap cases and much more.
Outer Case
A key fob spends much of its time bouncing around and if the buttons aren't free to move upwards and downwards within the case, they could become stuck or even broken. If changing the battery or cleaning it with a cotton swab and some alcohol rubbing doesn't solve the problem, removing the case and checking it out may be necessary. If the contacts that the buttons touch aren't a good fit or if they're damaged, adjusting them could be the only option.
Rubber buttons wear out over the years. The rubber is stretched and nails pierce it and the buttons can become difficult to press. This can cause the key to fail, and in this case it's time for a new case or new buttons. This repair involves disassembling the remote, then locating the buttons on the circuit board, heating up the solder, and then carefully taking them off. The new buttons are then connected to the circuit board. The case is then reassembled and the horse shoe key blade piece inserted. The new buttons must be snugly fitted into the case in order to prevent them falling out.
Inner Case
Since your key fob is prone to be tossed around and sometimes be accidentally pressed, the buttons inside can become stuck or broken over time. With the help of metallic tape and a hole punch, you can usually solve this issue when your car is not at home and the key fob isn't working and you are unable to open the doors, but not start the engine. This simple fix can allow you to safely return to your vehicle to complete your journey.