Car key buttons undergo many abuses, especially if used frequently. In time, they could be damaged.
There are many quick fixes to make your keys work again. These solutions are not completely safe however. Altering batteries or altering your key fob can be dangerous. If you’re not comfortable doing these yourself, it is recommended to consult an expert auto locksmith.
Change the Battery
It could be time to replace the battery in the case that your key fob isn’t working as it should. You can typically purchase replacement batteries from any chain drug store or the parts department of your automobile dealership. Some manufacturers include an extra battery in the car when you purchase it.
The first thing you will have to do is find out what kind of battery is used in your key fob. The manufacturer will likely have this information on their website or you can look it up on the key fob’s specifications. The most popular type of battery found in a keyfob is the button cell that is similar to the ones used in remotes and watches. These types of batteries are commonly available at stores like Walgreens and Energizer and can be bought for less than $5 for a set of two.
If you are aware of the type of battery your key fob uses then you can open it and remove the old battery. It is possible to open most key fobs by using your fingers or a flat tool like a screwdriver, at the notch or seam where they connect. Once the key repair car fob has been opened, the battery will pop out. It is then possible to replace it with the same design. Most key fobs use CR2032 3V batteries, which are 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 correctly. You can determine if all functions are working correctly by pressing the lock and unlock buttons on the key fob while pointing it toward your vehicle. If your vehicle is still not responding to the key fob, it may be necessary to reprogram your key fob and re-establish a wireless connection between the two. Luckily, this is an easy procedure and only requires the use of a smartphone or another device to do so.
Reprogram your key fob
If your key fob doesn’t work and you think it’s time to replace it the fact is that it might not require an entirely new battery, but instead the old one needs to be reprogrammed. This procedure is different for every car, car remote key repair near me so your best bet is to refer to the owner’s manual (usually available in PDF form on the site of the automaker) or search YouTube for videos explaining how to go about this.
In most modern vehicles, a special procedure is required to put the vehicle in ‘programming mode’. This usually involves pressing the power button multiple times on the door of the driver or ignition while simultaneously pressing a button on the fob within a specific time frame. The fob transmits its digital identification code to the vehicle, and then will save it. The fob can function as a regular key after it is programmed.
It is important to know that changing the programming of a key fob will wipe out any other key fobs that have been previously programmed. If you wish 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, large retailers, or even on the internet. But, it is important to be aware of the model and make of your vehicle prior to buying a fob battery as the right type can be difficult to locate.
A CR editor once found an appropriate battery for the key fob she had however it was for a different model of car. This meant that, while she could start the car and open the doors, she wasn’t capable of lowering the windows.
Fortunately, dealers can assist in this case, as most of them have the necessary equipment to reprogram a fob to specific cars. Certain European automobiles, like those made by Audi and BMW, will usually require an authorized dealer for this service since they utilize special security features that can only be reset by the manufacturer. Other dealers we spoke with such as those at Toyota and Lexus were willing to attempt reprogramming an original fob so provided you know the exact make and model of the vehicle you are driving.
Replace the Button
If you’ve tried changing the battery and reprogramming the key fob, but you still can’t start your car it could be time to replace the button on the key. The button on the key of your car is subject to a lot use and jostling, and it can get damaged or stuck over time. Each time you press the button on your key fob the unique code is sent out in a sequence which the vehicle’s receiver can recognize. If you attempt to operate your vehicle from some distance, it might not recognise you. It may shut the doors or turn off the engine.
You can purchase 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
If you’re experiencing a problem with your car key, it may be time to consult the experts. Auto locksmiths specialise in the repair of electronic car keys and their associated locks. They are equipped with the tools and expertise to identify and fix issues with your key fob. This includes replacing batteries and changing their programming. They have the knowledge and expertise to tackle more complex jobs, like repairing a broken key or cutting the replacement key.
One of the most frequent reasons for a car’s key button to stop working is that the switch inside has worn out. Overuse and exposure to elements are the main reasons. The switch is made of an extremely hard plastic with several switches on its surface. Each switch activates the function for which you use the key. As the switch ages over time, it becomes more difficult to activate each of these functions. This means that you will need to press down more force on the switch to enable it to function. This can cause further damage to the switch, 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. After replacing the battery, your key fob should work once more.
If the problem persists it could be because the contacts on your key fob have been worn out. The contacts are rubbery and covered by an electrical conducting film that can wear out. They are exposed to the elements while you use the keypad, so they’re constantly being exposed to moisture and dirt. They’ll eventually wear out to the point that they are unable to contact with the circuit board or the sensor underneath the keypad.
You can try to have the key fob replaced at an auto dealer, but this could be expensive and could take a long time. You can also contact a local locksmith who will repair car key your key fob at an affordable price.