Ten Car Key Button Repair That Will Change Your Life car key repair service undergo lots of abuse particularly when they are used regularly. This can lead to them becoming damaged over time.

There are many quick solutions to make your keys work again. These methods do not come without risk, however. Changing batteries or tampering your key fob's security can be dangerous. If you are not comfortable with these methods, it's recommended to seek advice from a professional auto-locksmith.

Change the Battery

If you notice that your key fob not functioning as it should, it may 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 will include an extra battery in your vehicle when you purchase it.

It is first necessary to find out what kind of battery is used in your key fob. This information is usually available on the site of the manufacturer or by examining the key fob. The most commonly used 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 batteries are available at Walgreens, Energizer and other stores for less than $5 per pack of two.

You can remove the old battery from your key fob once you know the type of battery it is using. Most key fobs are constructed with a seam or notch that connects them and can be opened by using your fingers, or using an instrument that is flat, such as a screwdriver. After the fob has been opened, the battery will come out, and you can insert the new one in the same direction as the previous one. The majority of key fobs are powered by CR2032 3V batteries, which are available at many stores that sell AAA and AA batteries.


You can snap the two halves back together after you have inserted the new battery, and then test the key fob to make sure that all buttons work correctly. You can test if everything is functioning properly by pressing the lock and unlock button on the key fob, while pointing it at your vehicle. If your vehicle still doesn't respond to the fob, you might have to reset the fob to establish wireless connectivity. This is a relatively easy process that requires your phone or another device.

Reprogram your key fob

If you're having trouble with your key fob, and you think it needs a new one, it might not be required to replace it. Instead the battery you have may require reprogramming. This process is different for each vehicle. To find out the procedure, consult your owner's manual. It's usually available in PDF format on the website of the automaker. You can also search YouTube for videos.

Most modern automobiles require a particular procedure to put the vehicle into "programming mode," which typically involves engaging the power button on the driver's side door or ignition several times while pressing a button on the fob within a certain time frame. The fob sends its digital identification code to the vehicle, which then will save it. Once the fob has been programmed, it can perform the same way as an ordinary key.

It is important to know that reprogramming a key fob will erase any other key fobs which have been programmed previously. If you wish to keep the other fobs following the first, they should be programmed quickly and carefully.

Sometimes you can find replacement batteries for car key fobs at hardware stores, major retailers, or even online. But, it is important to know the make and model of your vehicle prior to buying a fob battery as the right type can be tricky to find.

A CR editor once came across a battery that fit the key fob she used, but it was for a different vehicle. This meant that although she was able to start the car and open the doors, she was not capable of lowering the windows.

Luckily, dealers can assist you in this instance, as most of them have the necessary equipment to reprogram a fob to specific cars. Dealers are required to carry out this service on some European vehicles like Audi and BMW due to their unique security features which can only be reset in the factory. Some dealers, like those at Toyota and Lexus were willing to reprogram a replacement key fob if you knew the exact model and year of your car.

Replace the Button

If you've tried changing the battery and programming the key fob, but you still can't start your car it might be time to replace the button on the key. The button on your car key is subjected to a lot of pressure and jostling, and it can become stuck or damaged over time. Every time you press the button on your key fob a unique code is sent in a sequence which the receiver inside the vehicle can recognize. If you attempt to operate your car from a distance and not using the correct code could cause it to not recognize you and shut the doors or shut off the engine.

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

Contact an Auto Locksmith

It may be time to speak with a professional when you're having issues 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 tools and knowledge to diagnose and fix various issues with your key fob. This includes replacing batteries and changing the programming. They have the expertise and expertise to tackle more complex jobs, like fixing a broken key or cutting an alternative key.

One of the most frequent reasons for a car's key button to stop working is that the switch inside it has worn out. This is due to overuse and exposure to elements. The switch is typically made from a hard plastic and has a variety of switches on the surface. Each of these switches activates the function that you select with the key. As the switch age it becomes harder to turn on these functions. As a result, you'll have to press down harder on the switch to make it work. This could cause further damage to the switch, diminishing its longevity.

Replace the battery in your key fob. It is easy to find lithium-ion button and coin cell batteries in supermarkets, pharmacies and home improvement stores. Once you've replaced the battery your key fob should work again.

If the problem persists it could be that the contacts on the key fob have worn out. The contacts are rubber-like and coated with an electric conducting film, which can wear down over time. They are exposed to the elements as you use the keypad which means they are constantly exposed to moisture and dirt. In time, they'll become worn to the point that they are no longer in contact with the circuit board or the sensor beneath the keypad.

You can try to get the key fob replaced by visiting a vehicle dealership, but this could be expensive and can take a long time. You can also call a local locksmith who can repair your key fob at an affordable price.