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Car Key Button Repair (Dunn-Bush-4.Federatedjournals.Com)

The buttons on the car keys are subjected to a lot particularly if they are frequently used. This could lead to them becoming faulty over time.

There are a few easy fixes that can get your keys back to working. These methods do not come without risk, however. Making changes to batteries or tampering with your key fob's security can be risky. If you're not confident with these methods, it is recommended to seek advice from a professional auto-locksmith.

Change the Battery

It may be time to replace the battery in your key fob if it isn't working as it should. You can usually find replacement batteries from any chain drug store, or the parts department of your car dealership. Some manufacturers offer an extra battery with your vehicle when you purchase it.

It is first necessary to find out the kind of battery is being used in your key fob. This information is usually available on the manufacturer's website or by checking the key fob. Generally, the most common battery that is used in key fobs is a button cell type that is similar to the ones used in watches and remote key fob repairs controls. These types of batteries are sold at places like Walgreens and Energizer and can be bought for under $5 for a set of two.

You can take the old battery off your key fob once you know what kind of battery it is using. You can open most key fobs using your fingers or a flat tool, like a screwdriver, at the seam or notch where they connect. When the fob is opened, the battery should come out, and you can then insert the new one in the same orientation as the old one. The majority of key fobs utilize CR2032 3V batteries, which are readily available at many retailers that sell AAA and AA batteries.

Once the new battery is installed after which you can take the two parts of the key fob back together and test it to make sure that all buttons are functioning correctly. You can test if all functions are working correctly by pressing the lock and unlock button on the key fob, while pointing it toward your vehicle. If your vehicle is still not responding to the key fob, it could be necessary to reprogram your key fob and establish an electronic connection between the two. It's quite simple and requires the use of your phone or other device to perform the procedure.

Reprogram your key fob

If your key fob does not work and you think it needs to be replaced, it may not need the replacement of a battery, but rather the old one needs to be reset. This procedure is different for every car, so your best bet is to refer to the owner's manual (usually available in PDF format on the website of the automaker) or search YouTube for videos that explain how to go about this.

In modern vehicles, a special procedure is required to put the vehicle into 'programming mode'. This typically involves pressing the power button a few times on the driver's door or ignition while simultaneously pressing the button on a fob within a specific time frame. This is how the fob communicates its digital identity code to the car, which saves it in its memory. After the fob is programmed, it will perform the same way as an ordinary key.

Reprogramming a keyfob will erase any previous keyfobs. Therefore, if you'd like to keep other fobs, they should be carefully and quickly reprogrammed following the initial one.

Sometimes, you can find replacement batteries for car key fobs in hardware stores, big retailers, or even on the internet. You will need to know the model and make before you purchase a key repair shop fob since it may be difficult to locate the right battery.

A CR editor once came across a battery that fit the key fob she owned however it was for a different car. This meant that while she could start the car and unlock the doors, she wasn't able to lower the windows.

Luckily, dealers can assist in this case and most dealers have the tools needed to reprogram a fob to the specific vehicle. Some European automobiles, like those made by Audi and BMW, will usually require you to go to an authorized dealer for this service because they use specialized security features that can only be reset by the manufacturer. Certain dealers, like those at Toyota and Lexus were willing to reprogramme the key fob in a replacement provided you knew the exact model and brand of your car.

Replace the Button

If you've tried changing the battery, or reprogramming your key fob and you're still unable to start your car, it could be time to replace the button on the key. The key on your car receives lots of use and jostling over the years and can sometimes get stuck or even broken. Each press of the button on your car key fob releases a distinct code in a sequence that is recognised by the receiver inside the vehicle. If you try to operate your vehicle from a distance, it may not recognize you. It could close the doors or turn off the engine.

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

Contact an Auto Locksmith

If you're experiencing issues with your car key button, it may be time to consult the experts. Auto locksmiths are experts in the repair of electronic keys and locks. These experts have the tools and knowledge to identify and fix issues with your key fob. This includes replacing batteries and changing the programming. They are equipped with the knowledge and skills to handle more complicated tasks, such as repairing a broken key or cutting an alternative key.

One of the most common reasons for a car key switch to stop working is that the switch inside has worn out. The use of the switch and exposure to elements are the main causes. The switch is typically constructed from a hard plastic material and has many different switches on the surface. Each switch is able to activate the function for which you are using the key. As the switch ages over time, it becomes more difficult to activate these functions. You will need to exert more pressure on the switch to get it to work. This can cause more damage to the switch, further reducing its lifespan.

The most effective solution to this issue is to replace the battery inside your car's key fob. You can find lithium-ion button and coin cell batteries at pharmacies, supermarkets and home improvement stores. Your key fob should work once you have replaced the battery.

If the issue persists it could be because the contacts inside your key fob are worn out. The contacts are rubber-like and coated with an electric conducting film, which could wear away over time. When you use the key, they are constantly exposed to dust and moisture. They'll eventually wear out to the point that they are unable to contact with the circuit board, or the sensor under the keypad.

The dealership can replace your key fob, however it can be expensive and take a lot of time. The other option is to contact a local locksmith for your car who can fix your key fob and help you save money.