20 Reasons Why Car Key Button Repair Cannot Be Forgotten

20 Reasons Why Car Key Button Repair Cannot Be Forgotten

Car Key Button Repair

Car key buttons take many abuses particularly if they are used frequently. This can result in them becoming damaged over time.

There are a few easy fixes that can get your keys working again. However, these solutions come with risks when it comes to changing batteries or tampering with your key fob. If you are not comfortable with these methods, it is recommended that you consult with an expert auto-locksmith.

Change the Battery

It's possible to replace the battery in your key fob if it no longer works as it should.  repair car key G28 Car Keys  can usually buy replacement batteries at any national chain drug store, or the parts department of your car dealership. Some manufacturers even include a spare key fob battery in the packaging when you purchase your vehicle from them.

The first thing you'll need to do is find out which battery your key fob uses. This information is usually available on the manufacturer's website or by examining the key fob. Generally speaking, the most popular battery that is used in key fobs is a button cell type similar to the ones used in watches and remote controls. These batteries are available at Walgreens, Energizer and other stores for less than $5 for a pack of two.

You can remove the old battery from your key fob after you know what kind of battery it has. It is possible to open most key fobs using your fingers or a flat tool like a screwdriver, at the notch or seam where they join. Once the fob is opened, the battery will pop right out and you can insert the new one with the same orientation as the previous one. A lot of key fobs are powered by CR2032 batteries. These batteries are sold at retailers that sell AAA or AA batteries.

You can put the two halves back together after inserting the new battery, and then test the key fob to ensure that all buttons are functioning correctly. You can test if all functions are working correctly by pressing the lock and unlock button on the key fob while pointing it towards your vehicle. If your vehicle is not responding to the key fob, it may be necessary to reprogram the key fob to establish a wireless connection between the two. Luckily, this is quite simple and requires the use of a smartphone or another device to do so.

Reprogram your key fob

If you're having trouble with your key fob and think it needs a new one however, it may not be required to replace it. Instead the battery you have may require reprogramming. This procedure varies for each vehicle so the best way to find out is to read the owner's manual (usually accessible in PDF format on the site of the automaker) or search YouTube for videos explaining how to go about this.

In the majority of modern vehicles, a special 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 the button on the fob within a specific time frame. This is how the fob sends its digital identity code to the vehicle, and it stores it in the memory. After the fob is programmed, it can perform the same way as a normal key.

Reprogramming a fob will erase any previous keyfobs. Therefore, if you'd like to keep other fobs, they need to be carefully and quickly reprogrammed following the initial one.

Sometimes you can find replacement batteries for key fobs for cars in hardware stores, big retailers, or even online. However, you must be aware of the make and model of your car before purchasing a fob battery because the right kind can be tricky to find.

A CR editor stumbled across an battery for her key fob, however, it came from another vehicle. This meant that she could start her car and open the door, but she couldn't lower the windows.

Dealers can be extremely helpful in this regard, since they have the tools to reprogram the fob on the specific vehicle. Some European cars, such as those manufactured by Audi and BMW typically require a dealer to get this service because they use specific security features that can only be reset by the manufacturer. Some dealers, such as those at Toyota and Lexus were willing to reprogramme a replacement key fob in the event that you could identify the exact model and make of the car you own.

Replace the Button

If you've tried changing the battery or reprogramming the key fob but cannot start your car, it may be time to replace the button on the key. The car key button gets lots of use and jerking over time and can sometimes get stuck or damaged. Every time you press the button on your key fob the unique code is transmitted in a sequence that the vehicle's receiver can recognize. If you attempt to operate your car from a distance and not using the proper code could cause it to not recognize you and lock the doors or turn off the engine.

You can purchase replacement buttons online or at many local hardware stores. It is simple to install them and they are also very simple to open.

Contact an Auto Locksmith

If you're having trouble with your car key, it may be time to call in the experts. Auto locksmiths are experts in the repair of electronic keys and locks. These specialists have the knowledge and tools necessary to diagnose and fix a range of issues that may arise with your key fob including replacing batteries and reprogramming them. They have the knowledge and expertise to tackle more complicated tasks, such as fixing a damaged key or cutting an alternative key.

One of the main reasons for a car's key button to stop working is because the switch inside has worn out. The use of the switch and exposure to elements are the main reasons. The switch is constructed of hard plastic and has several switches on its surface. Each switch is able to activate the function for which you are using the key. As the switch wears out over time, it becomes more difficult to turn on each of these functions. You will need to exert more pressure on the switch in order to activate it. This could cause further damage to the switch and shorten the life span of the switch.

Replace the battery in your key fob. A lot of models of cars use lithium-ion coin or button cell batteries that you can find in supermarkets, pharmacies and home improvement stores. Your key fob should now work once you have replaced the battery.


If the problem persists it may be that the contacts on your key fob's device have worn out. The contacts are made of rubber and covered by an electrically conducting film that can wear out. They are exposed to elements as you use the keypad, so they're constantly being exposed to dirt and moisture. In time, they'll become worn until they're no longer in contact with the circuit board or sensor underneath the keypad.

You can attempt to get the key fob replaced by visiting a vehicle dealership, but this could be expensive and can take a long time. You can also contact an emergency locksmith who will repair your key fob at less.