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How to Fix a Key Scratch on Your Car If you've got a key scratch on your vehicle that you wish to repair, there are several options to choose from. Mobile auto detailing specialists can fix a scratch on the car key, and restore its original appearance. Begin by looking at the key and identifying any problems. Then, test the key to ensure it's working correctly. 1. Take off the keycap Due to their daily usage, keyboards are susceptible to wear and tear. They can also accumulate hair, dust, and food that can cause them malfunction. Cleaning your keyboard can help get rid of these particles, and extend the life of your keyboard. Switch off your computer first, then remove the keyboard if you can. This will prevent accidental commands from being typed when you're using the keyboard. The next step is to find a clean space where you can lay out all of the keys. This will help you reconnect them after you've finished. If you don't own the keycap remover tool you can try a butter knife or a flathead screwdriver. You can also improvise by shaping a paperclip into a “U” shape and bending the ends to catch a key. After you've removed the cap, wash it off and wipe the keyswitch clean. You can also clean the key stems. They are the little towers that protrude from the faceplate. To clean the faceplate, use a cotton swab that has been dipped in isopropyl. Avoid getting any alcohol on the printed portion of the key because it could damage it. After you've cleaned the key, it's time to reconnect it. Start with the top left corner and move down each row, one key at one time. If you're using a new cap place it in the right position using the switch on the key and press evenly on all sides. When you're reattaching the cap pay attention to larger keys like the enter and space bar. These keys are attached by a metal bar which can be damaged if not handled with care. After you've put all the keys back onto the keyboard and tested the keys by pressing them down. When the keycap is properly reattached you should hear a click sound and feel it pressing down. If you don't, you may need to try reattaching the cap again or taking it to a professional. 2. Clean is the most important thing. A key may feel mushy and sticky for a variety of reasons however the most common is that it simply hasn't set properly in its base or key mechanism. For keyboards on desktops the best way to solve this is by using a blunt prying device such as a butter knife or flathead screwdriver to pry the corner of the key loose. You'll hear a snap when the key is removed and you can clean it with water or alcohol to clean it. If your keys have rust then you can scrub them with salt and lemon. You can also soak keys in a solution of vinegar and water. Before you do anything, however, close your computer and disconnect it if needed. It is essential to ground yourself as well since the last thing you'd want to do is damage electronic components through static electricity. Start by wiping the entire key and its surroundings using a lint-free cloth that you've wrung out well to ensure that there is no moisture between the keys. Make sure you use the gentlest cleaning solution, as stronger cleaners can harm the plastic. Then, use a cotton swab soaked in isopropyl alcohol (rubbing alcohol) to wipe around the edges of the keys and the surrounding area. Be sure to avoid getting any alcohol on the printing as it could cause discoloration or even strip the lettering off your keys. You can also purchase an electronic cleaning brush available at the general store to get rid of hard-to-clean dirt and debris. You can also buy products in a gel consistency which can be applied to your keyboard, and then removed. This will remove any loose debris that has accumulated between your keys. If your key is stuck or mushy even after you've tried all of the above, it might be time to replace it. It can be a straightforward or complex procedure, based on the kind of keys. It may be necessary to disassemble the entire key mechanism to remove the old one and replace it with the new one. 3. Reattach the cap to the key. We don't usually think about our car keys until they are damaged or locked inside the car. broken key repair could be a major hassle, but you can repair it and save money. Try using compressed air to blow off any debris or dust that could be blocking the switch. If this fails, you can try to pry the key cap off and clean it. Make use of a plastic tool, like a credit-card or a Spudger. (You can also make use of a knife if are in rush). Also, carry a small tool such as a toothpick or tweezers for cleaning the tiny grooves on the key. After you've cleaned the key, you can reconnect the cap to the key and test it. If the key is inactive, you may have to replace the switch on the key. If your keyboard is old or the switch on your keyboard is damaged, you'll need to buy a replacement and solder it in place. This is a complicated fix, but it's often the only one if the key is no longer working. Dust accumulation beneath the key is one of the most frequent causes for a key not to work. You can simply clean the area to get rid of any dirt and debris. Keys may not function because the switch has corroded. This can happen if water or any other liquid gets into the switch, and this can cause corrosion that will eventually eat away at the key switch pins and connectors on the circuit board. To avoid this taking place, you should clean the circuit board with contact cleaner prior to replacing the key. This will make the switch corrosion resistant and will make it easier to take it out and solder the new switch. If you're not comfortable doing this on your own You can always take your laptop to an repair shop for electronics to have it fixed. They'll inform you if your key switch can be repaired and in the event it's not, they'll replace it. 4. Test the key It can be a hassle and even risky when a key won't work to start your car. If you need to purchase a new key fob it could be expensive. Before you head to the electronics or auto store you can try a few easy solutions. Try first a spare key in order to verify that it's your original key that is the cause of the issue. This will help identify the issue and save money in the end. If the key isn't working after taking it apart, you'll determine what's wrong. Most keys consist of three parts: the key cap as well as the key carriage and the key pad. Each of these components can cause different problems for the key. The cap on the key could be sagging or tilted. This can prevent the key from snapping into place when you press the key. It is usually fixed by re-seating the cap. A damaged or dirty key pad or key carriage is another possibility. These parts are hard to repair, but they can be cleaned using a toothpick and tweezer. You should be careful not to harm any internal parts since this could cause your key to stop functioning completely. You can also perform a key-rollover test. This test will determine whether the key can be registered with more than one combination of keys at the same time. It is possible to test this by pressing a number of keys simultaneously and then evaluating whether or not they all register correctly. If any of the keys fail to register, they could require cleaning or replaced. You can also replace the battery in your key fob. This is a quick and inexpensive way to test your key, and it will also help you to determine if the problem is due to a dead battery or a damaged ignition switch.