Car Key Button repair car keys

Car key buttons undergo many abuses particularly if they are used frequently. This can lead to them becoming damaged over time.

There are many quick fixes to get your keys back to working. However, these solutions come with risks associated with changing batteries or tampering with your key fob. If you are not comfortable with these methods, it is best to consult an expert auto-locksmith.

Change the Battery

If you notice that your key fob is no longer working as it should, it could be time to replace the battery. You can usually buy replacement batteries from any chain drug store or the parts department at your car dealership. Some manufacturers include a spare battery with the car when you purchase it.

First, you'll need to find out the kind of battery is used in your key fob. The manufacturer may have this information on their website or on the actual key fob. The most commonly used battery that is used in key fobs is a button cell, similar to those used in remote key fob repair controls and watches. These types of batteries are commonly found at stores such as Walgreens and Energizer, and can be bought for less than $5 for a package of two.

Once you know what kind of battery your key fob is using you can remove it and remove the old battery. Most key fobs are designed with a notch or seam where they join together which you can either open by using your fingers or using an instrument that is flat, such as a screwdriver. Once the key fob has been opened the battery will come out. It is then possible to replace it with the same design. Many key fobs are powered by CR2032 batteries. These batteries are sold at stores that sell AAA or AA batteries.

Once the new battery is inserted, you can take the two parts of the key fob together and check 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 toward your vehicle. If your car is not responding to the key fob, it might be required to reprogram the key fob and re-establish an internet connection between the two. Fortunately, this is a relatively easy process and requires only 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 think it needs to be replaced the fact is that it might not require the replacement of a battery, but instead the old one needs to be reset. This procedure varies for each vehicle, so your best bet is to read the owner's manual (usually available in PDF form on the site of the automaker) or search YouTube for videos explaining how to go about this.

Modern automobiles require a particular procedure to put the vehicle in "programming mode," which usually involves pressing the power button on the driver's side door or ignition several times while pressing the fob's button within a specified time. This is how the fob communicates its digital identity code to the vehicle, and it stores it in its memory. The fob functions as normal keys once it has been programmed.

Reprogramming a fob will erase any previous keyfobs. If you wish to keep the other fobs following the first, then they should be reprogrammed swiftly and carefully.

Sometimes you can find replacement batteries for car key repair key fobs at hardware stores, large retailers, or even on the internet. However, you need to know the make and model of your vehicle prior to purchasing a battery for your fob because the right kind can be difficult to locate.

A CR editor found a battery that fit the key fob repair fob she had, nearest but it was for a different car. This meant she was able to start her car and unlock the door, but she was unable to lower the windows.

Dealers can be extremely helpful in this case, as they have the tools to reprogram the fob for specific vehicles. Dealers are required to carry out this service on some European automobiles like Audi and BMW because they come with specialized security features that can only be reset at the factory. Other dealers we spoke to such as those from Toyota and Lexus were willing to attempt reprogramming an original fob so provided you know the exact make and model 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 could be time to replace the button on your key. The car key button gets many uses and jolting over time and can sometimes get stuck or damaged. Each press of the button on your key fob releases a distinct code in a sequence that is recognised by the receiver inside the vehicle. When you try to operate your car from a distance and not using the correct code could cause it to not be able to recognize you and then lock the doors or turn off the engine.

You can buy replacement buttons online or in several local hardware stores. They are fairly easy to open and install and require just a bit of clear plastic tape to cover the button.

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 specialise in the repair of electronic car keys as well as their associated locks. They have the experience and tools needed to identify and fix a variety of issues with your key fob including replacing batteries and reprogramming them. They are equipped with the knowledge and expertise to tackle more complex jobs, like fixing a broken key or cutting a replacement key.

The switch in the car key button is usually worn out. The use of the switch and exposure to elements are the main causes. The switch is made of an extremely hard plastic with many switches on its surface. Each switch is responsible for activating the specific function that you use the key for. As the switch age it becomes harder to turn on these functions. As a result, you'll have to press down more force on the switch in order to make it work. This can cause further damage to the switch, thereby reducing its lifespan.

The most effective solution to this issue is to replace the battery on your car key fob. Many models of car use lithium-ion coin or button cell batteries that you can find in supermarkets, pharmacies and home improvement stores. Once you've replaced the battery your key fob should work once more.

If the problem continues, it could be because the contacts on your key fob have worn out. The contacts are rubbery and covered with an electrical conducting film that wears out. They are exposed to elements as you use the keypad which means they are constantly exposed to moisture and dirt. In time, they'll get worn down to the point where they're no longer in contact with the circuit board or the sensor beneath the keypad.

You can attempt to get the key fob replaced by going to a car dealership, however it can be costly and can take quite a while. The other alternative is to contact a local locksmith for your car who will be able to repair your key fob and help you save money.