Car Key Button Repair
Car key buttons endure a lot of abuse, especially if used frequently. This can result in them becoming damaged over time.
Fortunately, there are several quick solutions to get your keys working again. These methods do not come without risk however. Changing batteries or tampering your key fob's security can be risky. If you're not comfortable with these methods, it's best to consult an expert auto-locksmith.
Change the Battery
If you are noticing that your key fob is no longer working as it should, it may be time to replace the battery. You can typically purchase replacement batteries from any chain drug store, or the parts department of your car dealership. Some manufacturers will even include an extra key fob battery in the packaging when you purchase a car from them.
The first thing you'll need to do is determine what battery your key fob is powered by. This information is typically available on the manufacturer's website or by looking at the key fob. The most popular kind of battery that is found in the keyfob is the button cell, which is similar to the ones used in remotes and watches. These types of batteries are commonly available at stores like Walgreens and Energizer, and are available for purchase at less than $5 for a pack of two.
You can remove the old battery from your key fob when you know what kind of battery it has. Most key fobs are constructed with a seam or notch where they join together, which you can open with your fingers, or using a flat tool like a screwdriver. After the key fob is been opened, the battery will come out. You can then replace it with the same design. Many key fobs are powered by CR2032 batteries. These batteries are sold at retailers that sell AAA or AA batteries.
You can join the two halves together after inserting the new battery, and then test the key fob to confirm that all buttons are functioning correctly. Pressing the lock and unlock buttons on the key fob while pointing it at your vehicle will help determine whether or not everything is functioning as it should be. If your vehicle is not responding to the key fob, it might be necessary to reprogram the key fob and re-establish an internet connection between the two. This is a fairly easy process that requires a phone or other device.
Reprogram your key fob
If you're having issues with your key fob and think it needs a new one, it might not be required to replace it. Instead, the old battery may require reprogramming. This process is different for each vehicle. To find out how to do it you must consult the owner's manual. It's typically available in PDF format on the automaker website. You can also search YouTube for videos.
In most modern vehicles, a particular procedure is required to put the vehicle into 'programming mode'. This typically involves pressing the power button multiple times on the driver's door or ignition, while simultaneously pressing a button on the fob within a time-specific period. The fob transmits its unique digital identification code to the vehicle, which then stores it. Once the fob is programmed, it will behave as a normal key.
It is important to remember that reprogramming a key fob will wipe out any other key fobs that have been programmed previously. If you want to keep the other fobs following the first, then they must be reprogrammed quickly and carefully.
Sometimes you can find replacement batteries for car key fobs at hardware stores, major retailers, or even online. You must know your car's model and make prior to deciding to purchase a fob because it isn't easy to locate the correct battery.
A CR editor discovered a battery for her key fob however, it was from a different vehicle. This meant that although she was able to start the car and open the doors, she was not in a position to lower the windows.
Dealers can be a great resource in this case, as they have the tools to reprogram the fob for a specific vehicle. Dealers are required to perform this service on some European cars such as 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 at Toyota and Lexus, were willing to reprogramme the fob in a replacement as provided you know the exact model and make of your car.
Replace the Button
If you've tried changing the battery, reprogramming your key fob, but still can't start your car it might be time to replace the button on the key. Your car key button receives a lot of use and jolting over time and can get stuck or even broken. key repair press the button on your car key fob emits a different code in a sequence that is recognized by the receiver inside the vehicle. If you try to operate your vehicle from a distance, it may not recognise you. It could lock the doors or shut off the engine.
You can buy replacement buttons online or in numerous local hardware stores. They are relatively simple to open and install and require only a small amount of clear plastic tape to cover the old button.
Contact an Auto Locksmith
It could be time to seek out the experts If you're experiencing issues with your car's key button. Auto locksmiths are experts in the repair of electronic keys and locks. They have the experience and tools needed to identify and fix a variety of issues that may arise with your key fob including replacing batteries and changing the programming. They have the knowledge and skills to handle more complex tasks, like fixing a damaged key or cutting the replacement key.
The switch on the button for the car key is usually worn out. Excessive use and exposure to elements are the primary reasons. The switch is made of hard plastic and has many switches on its surface. Each of these switches activates the function for which you use the key. As the switch wears out over time, it becomes harder to turn on each of these functions. You will need to exert more pressure on the switch in order to get it to work. This could result in more damage to the switch, thereby diminishing its lifespan.
Replace the battery in your key fob. The majority of cars have lithium-ion coin or button batteries which you can find in supermarkets, pharmacies, and home improvement stores. Once you've replaced the battery your key fob should be working again.
If the issue persists, it could be that the contacts on the key fob have worn out. The contacts are made of rubber and covered with an electrically conducting film that can wear out. When you use the key, they are constantly exposed to moisture and dust. They'll eventually wear down to the point where they are unable to contact with the circuit board or the sensor under the keypad.
You can attempt to get the key fob replaced by going to a vehicle dealership, but this can be expensive and can take quite a while. The other option is to call a local car locksmith who will be able to fix your key fob and save you money.