Car Key Button Repair
The buttons on the car keys are subject to a lot of pressure particularly if they are often used. In time, they could be damaged.
There are a few simple fixes that will allow your keys back to working. These solutions are not completely safe however. Making changes to batteries or tampering with your key fob can be risky. If you're not comfortable performing these yourself, it is recommended to consult an auto locksmith professional.
Change the Battery
If you are noticing that your key fob not working as it should, it might be time to replace the battery. You can purchase replacement batteries in any national chain drugstore or in the parts department at your local car dealership. Some manufacturers even include a spare key fob battery in their packaging when you purchase a car from them.
First, you'll need to determine the type of battery is used in your key fob. The manufacturer may have this information on their website, or you can check the key fob's specifications. Generally speaking, the most popular battery used in a key fob 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 box of two.
You can remove the old battery from your key fob after you know which type of battery it has. Most key fobs are designed with a seam or notch where they join together, which you can open with your fingers, or using the flat side of a screwdriver. Once the fob is opened, the battery will pop right out and you can insert the new one with the same orientation as the old one. The majority of key fobs are powered by CR2032 3V batteries, which are easily accessible at a variety of retailers that sell AAA and AA batteries.
You can put the two halves back together after you have inserted the new battery, and then test the key fob to confirm that all buttons work properly. You can verify that everything is functioning properly by pressing the lock and unlock buttons on the key fob, while pointing it towards your vehicle. If your car does not respond to the keyfob, you may require reprogramming the fob to establish a wireless connection. This is a easy process that requires your phone or a different device.
Reprogram your key fob
If your key fob won't work and you think it's time to replace it It may not require an entirely new battery, but instead the original one must be reprogrammed. This procedure is different for every car, so your best bet is to refer to the owner's manual (usually accessible in PDF format on the website of the automaker) or look on YouTube for videos that explain how to go about this.
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 multiple times while pressing a button on the fob within a specific time period. This is how the fob communicates its digital identification code to the vehicle, and it stores it in its memory. After the fob is programmed, it will function like a normal key.
Reprogramming a fob will erase any previous keyfobs. Therefore, if you'd like to keep other fobs, they must be carefully and swiftly reprogrammed after the first one.
You can sometimes find replacement batteries for a car key fob in hardware stores, big-box retailers, or on the internet. It is important to be aware of your car's model and make prior to deciding to purchase a key fob since it can be difficult to find the right battery.
A CR editor found a battery for her key fob but it was from a different vehicle. This meant she was able to start her car and open the door, but she was unable to lower the windows.
Fortunately, dealers can help in this situation in this case, since they have the equipment needed to reprogram a fob to specific cars. Certain European automobiles, like those made by Audi and BMW, will usually require a dealer to get this service since they utilize special security features that can only be reset by the manufacturer. Some dealers, such as those at Toyota and Lexus were willing to reprogramme the key fob in a replacement in the event that you could identify the exact model and make of your vehicle.
Replace the Button
If you have tried changing the battery and reprogramming the key fob but cannot start your car, it might be time to replace the button on the key. The button on the car key is subject to a lot use and jostling and can get damaged or stuck over time. Every time you press the button on your car key fob emits a different code that is recognised by the receiver inside the vehicle. When you try to operate your car from a distance without using the correct code could cause it to not recognize you and lock the doors or shut off the engine.
You can buy replacement buttons online or at numerous local hardware stores. They are relatively simple to install and open 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 call in the experts. Auto locksmiths specialize in the repair of electronic car keys as well as their associated locks. These experts are equipped with the tools and expertise to identify and fix issues with your key fob. This includes replacing batteries and reprogramming them. They also have the knowledge and experience to handle more complex tasks, such as repairing damaged buttons or cutting a new replacement key.
The switch inside the button for the car key is usually worn out. Excessive use and exposure to elements are the main reasons. The switch is made from an extremely hard plastic with multiple switches on its surface. Each switch is responsible for activating the specific function you are using the key to activate. As the switch age it becomes harder to turn on these functions. As a result, you'll need to push down harder on the switch to get it to work. car key repairs could cause more damage to the switch, thereby decreasing its lifespan.
The most effective solution to this issue is to replace the battery in the key fob of your car. Many models of car use lithium-ion coin or button cell batteries which you can find at pharmacies, supermarkets, and home improvement stores. Once you've replaced the battery, your key fob should work again.
If the problem continues, it may be that the contacts on your key fob have worn out. The contacts are made of rubber, and covered with an electrically conducting film that wears out. They are exposed to the elements as you use the keypad and are constantly exposed to dirt and moisture. Over time, they get worn down to the point that they no longer make contact with the circuit board or the sensor beneath the keypad.
The dealer can replace the key fob, however it's costly and takes a lot of time. You can also contact an emergency locksmith who can repair your key fob for an affordable price.