How to Repair Car Keys
The car keys are tiny and might not seem to be important, but they're essential for the operation of your vehicle. Replacing an old key or a modern transponder key can cost up to $200.
There are solutions to fix your car keys yourself for just a fraction of the cost. This article will discuss the most frequently encountered car key problems and the DIY solutions.
Dead Key Fob Battery
Cars are equipped with a remote key fob that makes opening the doors, trunk and tailgate more convenient than ever. However, the battery in the device could die. There are, however, some tricks you can employ to fix this issue in the event of a need.
Check to see if the car is still in the ignition mode. If so, the key fob's battery could be low rather than dead. To test, press the button on the fob against the ignition button of the vehicle. If it works, then the battery is probably fine and just requires to be replaced.
To replace the battery in the fob, pry open the case using a screwdriver. Be careful not to put too much pressure on the fob because this could cause the fob to break into two pieces. If the fob won't open try prying the tool several times around the outside of case.
Open the electronic compartment of your car after you have removed the mechanical key. Install the new battery and snap it back into the shell. If the key fob doesn't work after this, there may be a more serious issue with your car's remote start system that requires a professional diagnostic. If this is the case, a trusted mechanic should be able help you. If repair key need help with your vehicle, you can contact roadside assistance.
Broken Key Ring
If your key fob won't work because the ring broke there are a few things you might try. First, you should check to see if the damaged piece is still in the ignition. If it's still there it, remove it without damaging either the ignition lock or the door lock. If you have trouble taking it off, call a locksmith for help. They have the right tools to safely remove a damaged key from the ignition.
Another reason for a broken car key is the corrosion of the circuit board or frame. You can clean the board with the help of rubbing alcohol and a cotton swab. This will get rid of the corrosion and prevent damage to the contact pads.
If your key isn't working because the ring is broken or was damaged, you might be able to fix it by using a thick wire or nail to seal the hole. Superglue can be used to repair the broken key ring. First, clean the damaged rings with a damp cloth and then apply a small amount of superglue to each end of the wire or nail. Then, press the pieces together and let them dry prior to using your vehicle. These DIY solutions may sound appealing, but they're only a temporary measure. For long-term repairs, you'll want to get a professional locksmith. They have the tools and expertise to repair a damaged car key quickly and efficiently. They can even replace the battery on the key fob and modify it if necessary.
Broken Key Blade
Some key blades might break due to wear and tear. If this occurs, you must buy a new blade. Fortunately, the issue isn't as bad as it might seem at first. The main problem is that the metal blade snapped off the case.
One solution is spraying the key hole with fluid that lubricates the key hole. You can then make use of pliers or tweezers grab the broken end of the key and pull it. If the key is magnetic, you can also try using a magnet to assist in pulling it out. Use a magnet as a aid to you remove the key, but be careful to not sever the lock tumbler.
If you're unable to get the broken piece of the key, contact a locksmith right away. They have tools that let them safely remove keys without causing further damage.
You can also apply super glue to repair a snapped key. Apply a small amount to the edges and press them together. Wait until the glue is dry before inserting the key into the lock. This method is not very reliable, and you may need to repeat the process several times before it is successful. Super glue might not be able to hold the key together. This is more of a temporary solution rather than a permanent solution.
Broken Plastic Loop
If the plastic loop gets damaged it can render the key useless. It's a fairly simple fix. You can use wire or a finishing nail to replace it. Make two holes in the broken plastic loop for each end of the wire or nail. Cut the wire or nail into a key width, and then place a small drop of superglue in each hole. Press the wire or nail into the holes to close them, and then let it dry.
A locksmith who sells replacement shells is an alternative option. They can take out the programmable portion of your key, then transfer it to the new shell, and cut a new blade for much less than a full replacement cost.
This isn't the most efficient solution, but will get you on the road again if your key been cut in half. It can be difficult to fix the key blade if it's in the ignition. You could try using hair clips, a needle or an extractor tool to pull the broken piece of the ignition, however this is risky if you're not careful. The best solution is to contact a locksmith who has special tools for safely removing broken keys from the ignition. You can also request a new key that is made using the correct cuts to fit the ignition of your car.
Broken Master Key
You'll need to try to retrieve the key before it's completely destroyed. There are several methods you can use, including using lubricants as well as tools such as needle nose pliers and tweezers to grab a fragment of the damaged key and remove it.
Spray the inside of the lock with WD-40 or a graphite powder. You can also use the hacksaw blade method by moving the blade across the face of a damaged key and grasping onto a few of its teeth. If you're successful then you should be in a position to cut the damaged key.
Many hardware stores carry the spiral key extraction tool. This tool is a thin flexible rod with spiral threads that can be placed in the keyway, and later bent into the broken part of the key. Once it has caught onto the serrations, you can turn the bar around and then pull it up against the damaged section of the key.
Before contacting a locksmith try to remove the broken master key before calling a locksmith. If you are unable to remove the broken piece, you'll need to call a locksmith. A locksmith can make you an entirely new key that will be programmed to your car transponder.