Ten Myths About Car Key Button Repair That Aren't Always True
Car Key Button Repair
Car key buttons undergo many abuses particularly when they are used regularly. Over time, they can be damaged.
There are many quick solutions to make your keys work again. These solutions are not without risk however. Changing batteries or tampering your key fob can be dangerous. If you are not comfortable with these methods, it is best to consult 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 typically purchase replacement batteries at any national chain drug store or the parts department of your automobile dealership. Some manufacturers even include a spare key fob battery in the packaging when you purchase a car from them.
You will first need to find out what kind of battery is being used in your key fob. This information is typically found on the manufacturer's website or by looking at the key fob. Generally speaking, the most popular battery used in the key fob is a button cell type, similar to those used in watches and remote controls. These kinds of batteries are typically 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 after you know the type of battery it has. It is possible to open most key fobs by using your fingers or a flat tool such as a screwdriver, at the notch or seam where they connect. After the key fob has been opened, the battery will come out. You can then replace it in the same orientation. remote key fob repair use CR2032 3V batteries, which are readily available at numerous retailers that sell AAA and AA batteries.
Once the new battery is in place, you can take the two pieces of the key fob together and test it to ensure that all buttons work correctly. Pressing the lock and unlock buttons on the key fob while pointing it towards your vehicle will allow you to determine if everything is working as it should be. If your vehicle is not responding to the key fob, it could be necessary to reprogram your key fob and re-establish an internet connection between the two. It's a relatively easy process and only requires the use of a phone or other device to perform the procedure.
Reprogram your key fob
If your key fob won't work and you believe it's time to replace it, it may not need a new battery, but rather 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 accessible in PDF format on the website of the automaker) or search YouTube for videos that explain how to do this.
In most modern vehicles, a particular procedure is required to put the vehicle into 'programming mode'. This usually involves pressing the power button a few times on the driver's door or ignition while simultaneously pressing a button on a fob in a specific time frame. The fob transmits its digital identification code to the vehicle, which then saves it. The fob functions as normal keys once it has been programmed.
It is important to remember that reprogramming a key fob will wipe out any other key fobs which have been previously programmed. Therefore, if you want to keep other fobs, they need to be reprogrammed with care and speed after the first one.
You can often find replacement batteries for your car key fob in hardware stores, big-box retailers, or even online. However, you need to be aware of the model and make of your car before purchasing a battery for your fob because the right kind isn't always easy to locate.
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A CR editor found the battery for her key fob however, it was from another vehicle. This meant that although she could start the car and unlock the doors, she was not able to lower the windows.
Fortunately, dealers can help in this situation and most dealers have the equipment needed to reprogram a fob to a specific car. Dealers are required to carry out this service on some European cars such as Audi and BMW because they have specialized security features which can only be reset at the factory. Some dealers, such as those at Toyota and Lexus were willing to reprogramme the key fob in a replacement if you knew the exact model and year of your car.
Replace the Button
If you've tried changing the battery, or reprogramming your key fob, but still haven't been able to start your car it's time to replace that button on the key. The car key button gets lots of use and jerking over time and may become stuck or broken. Each time you press the button on your key fob, a unique code is sent in a sequence which the receiver inside the vehicle is able to recognize. If you attempt to operate your vehicle from some distance, it might not recognise you. It could lock the doors or shut off the engine.
You can purchase replacement buttons online or at several local hardware stores. They are fairly easy to open up and install and require just a bit of clear plastic tape to cover the button.
Contact an Auto Locksmith
If you're experiencing a problem with the car key button it could be time to call in the experts. Auto locksmiths are experts in the repair of electronic keys and locks. These specialists have the tools and expertise to identify and fix issues with your key fob. This includes replacing batteries and reprogramming them. They have the knowledge and expertise to tackle more complicated tasks, such as fixing a broken key or cutting a replacement key.
The switch inside the button for the car key is usually worn out. This is due to excessive use and exposure to elements. The switch is usually made of a tough plastic material and has many different switches on its surface. Each switch activates the function for which you are using the key. As the switch gets older it becomes harder to activate these functions. You will have to exert more pressure on the switch to activate it. This can further damage the switch and decrease its lifespan.
The easiest way to solve this problem is to replace the battery on the key fob of your car. The majority of cars have lithium-ion coin or button cell batteries, which you can easily find at pharmacies, supermarkets and home improvement stores. Your key fob should work once you have replaced the battery.
If the problem persists it could be because the contacts on your key fob's device have been worn out. The contacts are made of rubber and coated with an electric conducting film that can wear down over time. When you use the key, they are continuously exposed to dust and moisture. Over time, they get worn down until they're no longer in contact with the circuit board or the sensor beneath the keypad.
You can try to have the key fob replaced at an auto dealer, but this can be expensive and can take quite a while. You can also call a local locksmith who can repair your key fob at a lower price.