Car Key Button Repair

The buttons on keys for cars are exposed to a lot, especially if they are used frequently. Over time, they can be damaged.

There are a few quick solutions that will get your keys working again. These methods are not completely safe however. Altering batteries or altering your key fob's security can be dangerous. If you're not confident with these methods, it's recommended to seek advice from an expert auto-locksmith.

Change the Battery

It may be time to change the battery in the case that your key fob doesn't function as it should. You can typically purchase replacement batteries from any chain drug store or the parts department at your car dealership. Some manufacturers even include an extra key fob battery in the packaging when you purchase your car from them.

You will first need to find out what kind of battery is used in your key fob. The manufacturer should have this information on their website, or you can check the key fob itself. The most common kind of battery that is found in keyfobs is the button cell similar to those found in remotes and watches. These batteries are available at Walgreens, Energizer and other stores for less than $5 per pack of two.

Once you are aware of the type of battery your key fob is using, you can open it up and remove the old battery. Most key fobs are designed with a seam or notch that connects them and can be opened by using your fingers or by using a flat tool like a screwdriver. After the fob has been opened, the battery will pop right out and you can then insert the new one in the same direction as the old one. The majority of key fobs are powered by CR2032 3V batteries, which are easily available at many stores that sell AAA and AA batteries.

You can put the two halves back together after inserting the new battery and then test the key fob to ensure that all buttons function properly. Pressing the lock and unlock buttons on the key fob while it is pointed at your vehicle will help determine if everything is functioning in the way it should. If your vehicle is still not responding to the key fob, it may be necessary to reprogram the key fob and establish an electronic connection between the two. It's an easy procedure and requires the use of your smartphone or another device to perform the procedure.

Reprogram your key fob

If you're having trouble with your key fob and think that it's time to get a new one, it might not be necessary to replace it. Instead the old battery might need to be reprogrammed. This procedure differs for each vehicle. To find out how to do it go through the owner's manual. It's typically available in PDF format on the automaker website. You can also search YouTube for videos.

In modern vehicles, a specific procedure is required to put the vehicle in 'programming mode'. This usually involves pressing the power button multiple times on the door of the driver or ignition, while simultaneously pressing a button on a fob within a specific time frame. This is how the fob communicates its digital identity code to the vehicle, and it stores it in memory. Once the fob is programmed, it will perform the same way as a normal key.

Reprogramming a keyfob erases any previous keyfobs. Therefore, if you wish to keep other fobs, they need to be carefully and swiftly reprogrammed following the initial one.

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

A CR editor found the battery for her key fob, however, it was from an entirely different vehicle. This meant that while she could start the car and open the doors, she wasn't capable of lowering the windows.

Dealers can be a great resource in this case, as they have the tools to reprogram the fob for the specific vehicle. Certain European cars, such as the ones manufactured by Audi and BMW typically require you to go to a dealer to get this service due to the fact that they have special security features that can only be reset by the manufacturer. Other dealers we spoke with, including those from Toyota and Lexus, were willing to attempt reprogramming the fob in a replacement as they knew 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's time to replace the button on your key. The car key button gets many uses and jerking over time and can get stuck or damaged. Each press of the button on your key fob generates a unique code in a sequence that is recognized by the receiver inside the vehicle. Trying to operate your car from a distance without using the proper code could cause it not to recognise you and shut the doors or shut 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 speak with a professional when you're having issues with the key button on your car. Auto locksmiths are experts in the repair of electronic keys and locks. They have the expertise and tools required to recognize and fix a range 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 damaged key or cutting the replacement key.

The switch inside the car key button is often worn out. This is due to overuse and exposure to elements. The switch is made of a hard plastic and has multiple switches on its surface. Each switch is responsible for activating a specific function you are using the key for. As the switch age, it becomes more difficult to activate these functions. You will need to apply more pressure to the switch to get it to work. This can cause more damage to the switch, decreasing its life span.

The easiest way to solve this problem is to replace the battery in your car key fob. It is easy to locate lithium-ion button or coin cell batteries at supermarkets, pharmacies and home improvement stores. After replacing the battery the key fob will work once more.

If the problem continues, it may be that the contacts on your key fob have worn out. The contacts are rubber-like and coated with an electric conducting film that can wear out over time. When you use the keypad, they are constantly exposed to dust and moisture. Over time, they wear down until they're no longer in contact with the circuit board or the sensor beneath the keypad.

The dealership can replace the key fob, however it's costly and Car Remote Key Repair take a lot of time. You can also contact a local locksmith who can repair your key fob at a lower price.