Everything You Need To Learn About Car Key Button Repair

· 5 min read
Everything You Need To Learn About Car Key Button Repair

Car Key Button Repair

Car key buttons take lots of abuse, especially if used frequently. This could lead to them becoming damaged over time.

There are many quick fixes to get your keys working again. However, these methods have the potential for dangers when changing batteries or altering the key fob. If you're not confident doing these things yourself, it's recommended to contact an auto locksmith professional.

Change the Battery

If you're noticing that your key fob no longer working as it should, it could be time to replace the battery. You can usually buy replacement batteries at any national chain drug store or the parts department of your automobile dealership. Some manufacturers offer an extra battery in the car when you purchase it.

The first thing you will need to do is determine what battery is used in your key fob. The manufacturer may have this information on their website, or you can check the actual key fob. Generally, the most common 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.

If you are aware of the type of battery your key fob is using, you can open it and remove the old battery. The majority of key fobs are made with a notch or seam where they join together which you can either open by using your fingers, or with the flat side of a screwdriver. After the fob has been opened, the battery will pop right out and you can insert the new one with the same orientation as the previous one.  broken car key repair near me  use CR2032 3V batteries, which are easily available at numerous 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 ensure that all buttons work properly. Pressing the lock and unlock buttons on the key fob while pointing it at your vehicle will allow you to determine whether or not everything is functioning in the way it should. If your car doesn't respond to the key fob, you may require reprogramming the fob and establish an internet connection. This is a simple process that only requires your phone or a different device.

Reprogram the Key Fob

If your key fob does not work and you believe it's time to replace it It may not require a new battery, but instead the old one needs to be changed. This process is different for each car. To find out how to do it you must consult the owner's manual. It's typically available in PDF format on the website of the automaker. You can also search YouTube for videos.

In most modern vehicles, a particular procedure is required to put the vehicle in 'programming mode'. This typically involves pressing the power button multiple times on the driver's door or ignition while simultaneously pressing the button on a fob within the time frame specified. The fob transmits its digital identification code to the vehicle, which stores it. The fob functions as a regular key after it has been programmed.

It is important to remember that changing the programming of a key fob will erase any other key fobs that have been programmed previously. If you wish to keep the other fobs following the first, they should be reprogrammed swiftly and with care.

You can sometimes find replacement batteries for your car key fob in hardware stores, big-box retailers, or even online. However, you must be aware of the make and model of your vehicle prior to purchasing a battery for your fob because the right type isn't always easy to locate.

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

Luckily, dealers can help in this situation and most dealers have the necessary equipment to reprogram a fob into specific cars. Some European automobiles, like those made by Audi and BMW typically require an authorized dealer for 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 like those from Toyota and Lexus were willing to reprogramme a replacement fob as provided you know the exact make and model of the car you own.

Replace the Button

If you have tried changing the battery and reprogramming the key fob, but you still can't start your car it might be time to replace the button on the key. The button on your car key is subjected to a lot of pressure and jostling and can become stuck or damaged over time. Every time you press the button on your car key fob generates a unique code that is recognised by the receiver inside the vehicle. When you try to operate your vehicle from a distance without using the proper code could cause it to not be able to recognize you and shut the doors or turn off the engine.

You can purchase replacement buttons online or at several local hardware stores. They are relatively simple to install and open and require only a small amount of clear plastic tape to cover the old button.

Contact an Auto Locksmith

It may be time to consult 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. These experts are equipped with the tools and expertise to determine and fix issues with your key fob. This includes replacing batteries and reprogramming them. They have the expertise and skills to handle more complex tasks, like fixing a damaged key or cutting an alternative key.

The switch in the car key button is often worn out. The use of the switch and exposure to elements are the primary causes. The switch is made of hard plastic and has multiple switches on its surface. Each switch is responsible for activating the specific function you are using the key to activate. As the switch ages it becomes more difficult to turn on these functions. As a result, you'll have to press down harder on the switch to enable it to function. This can result in more damage to the switch, reducing its life span.


The most effective solution to this issue is to replace the battery on the key fob of your car. You can locate lithium-ion button or coin cell batteries at pharmacies, supermarkets and home improvement stores. After replacing the battery your key fob should work once more.

If the problem 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 out over time. When  mobile car key repair  use the keypad, they are constantly exposed to dust and moisture. They'll eventually wear out to the point where they can no longer make contact the circuit board or the sensor under the keypad.

You can try to get the key fob replaced by going to a car dealership, however it can be costly and may take an extended time. You can also call an expert locksmith in your area who will fix your key fob at an affordable price.