How to Repair Car Keys
The car keys are small and might not seem to be important, but they're essential to the functioning of your car. The cost of replacing an old or modern transponder car key could be as high as $200.

However, there are ways to repair your car keys at home with a fraction of the cost. This article will discuss the most frequently encountered car key problems and the DIY solutions.
Dead Key Fob Batteries
Cars are equipped with remote key fobs which makes opening doors, trunk and tailgate easier than ever. The battery in this device is prone to dying. There are some tricks you can employ to fix this problem quickly.
First, determine if the car is still in ignition mode. If so, the key fob's battery may be low, but not dead. To test, press the fob's button against the ignition button on the vehicle. If this works, then the battery is probably working fine and just needs to be replaced.
To replace the fob battery, first pry the case open using the help of a screwdriver or watch-type device. Be cautious not to apply too much pressure since this could cause the fob to break apart. If the fob won't open try prying the tool several times around the outside of case.
Open the electronic compartment of your vehicle after you have removed the mechanical key. Then, insert the battery replacement and snap the shell back together. If the key fob won't work after this, there could be a bigger problem with your car's remote start system that requires a professional diagnostic. If auto key repair is the case, a trusted mechanic should be able help you. If you need help with your vehicle and you need help, you can call roadside assistance.
Broken Key Ring
There are a few things that you can do when your key fob does not work because the ring has been broken. First, you must check to see if the broken piece is still in the ignition. If it is, remove it without damaging the door lock or ignition lock. Call a locksmith if you are having difficulty removing the key. They have specialized tools that allow you to safely remove the damaged key from the ignition.
Another reason that can lead to the car key breaking is corrosion on the circuit board or plastic frame. You can clean the circuit board using the help of rubbing alcohol and a cotton swab. This will remove any corrosion and ensure that the contact pads aren't damaged.
Repair a damaged ring by using a thick nail or wire to close the hole. Superglue can be used to repair damaged key rings. First, clean the damaged rings with a damp cloth and then apply a small amount superglue to the ends of the nail or wire. Apply the glue to the ring and let them dry before using your vehicle. These DIY solutions can look appealing, but they're really just an interim measure. It's best to hire an skilled locksmith for any long-term repairs. They have the tools and knowledge to repair a damaged car key quickly and efficiently. They can even replace the battery on your key fob and change it's programming if required.
Broken Key Blade
Some key blades might break due to wear and tear. If this happens, it's time to purchase a new key. Fortunately, the issue isn't as serious as it appears at first. The issue is that the metal blade has separated from the case.
One method to fix this is spraying the key hole with a lubricant. Then you can use pliers, tweezers, or a pin to grasp the damaged key and remove it. If the key is magnetic, you could also use a magnet to help pull it out. Just be careful not to use a magnet on an ignition key as it could cause the tumbler of the lock to break.
Contact a locksmith right away in the event that you are unable to remove the broken piece of the key. They're equipped with special tools to safely extract keys without causing damage.
Super glue can be used to fix a snapped lock. Apply Read Even more of glue to the edges and press them together. Make sure the glue is dry before inserting the key into the lock. However, this method isn't reliable and you might have repeat the process several times before it works. Super glue may not be able to hold the key together. So, this is more of a temporary measure rather than an option that can last.
Broken Plastic Loop
If the loop of plastic on your key fob is damaged, it can cause the key to become useless. Fortunately, this is a fairly easy fix. You can use thick wire or a nail for finishing to replace it. Make two holes in the plastic loop that is broken for each end of the wire or nail. Cut the wire or nail to a key width, then place the superglue drop in each hole. Put the nail or wire into the holes to seal them and let it dry.
A locksmith who sells replacement shells is an alternative option. They can transfer the programmable portion of your key to the new shell, and then cut an entirely new blade at less than the cost.
This is not the best solution, but will help you get back on the road once more if your key split in half. It can be difficult to repair when the key blade is in the ignition however. If you're not careful you could employ a hair clip, or a needle to remove the damaged part from the ignition. Call a locksmith with special tools to safely remove broken keys from ignitions. You can also request a new key that is made using the proper cuts to fit the ignition of your vehicle.
Broken Master Key
If a key is broken inside the lock, you'll need to try to retrieve it before it is completely destroyed. You can make use of the tweezers, lubricants and needle nose pliers to grasp the fragment of a broken key.
To begin, spray the interior of your lock with a lubricant, such as graphite powder or WD-40. You can also use hacksaw blades, which involves moving the blade along the sides of a broken key and then grasping a few of its 'teeth.' If you are successful you will be in a position to take the broken key out.
Many hardware stores offer the spiral key extraction tool. This tool is a thin rod that is flexible and has spiral threads that can be inserted into the keyway and then bent into the broken part of the key. Once it is firmly anchored to the serrations, you can twist the bar into a circle and then pull it up against the damaged section of the key.
you can try this out trying to get rid of a master key that's broken prior to calling an expert locksmith. If you're unable to remove the broken piece it's time to call in the professionals. A locksmith can give you a new key that will be programmed using the transponder of your car.