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How to Repair Car Keys

The car keys aren't big and may not seem important, but they are essential for the operation of your vehicle. car keys repair of replacing an old or modern transponder car key can be upwards to $200.

However, there are ways to fix your car keys at home with less than. This article will go over some of the most common car keys issues and the DIY solutions.

Dead Key Fob Batteries

The remote key fobs that are included with cars make it easier than ever to open the trunk, doors and tailgate. The battery in this device is susceptible to dying. There are a few tricks you can employ to fix this issue quickly.

Check to see if your vehicle is still in ignition mode. If so the battery on the key fob may be low, but not dead. To test, press the button on the fob against the ignition button on the vehicle. If it works, the battery is probably in good condition and will only need to be changed.

To replace the battery inside the fob, you need to open the case with a screwdriver. Don't apply too much force as this may cause the fob's case to split. If the fob doesn't seem to be coming open with ease, try placing your pry tool into multiple places around the outside of the case.

Open the electronic part 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 problem with the remote start system that requires a professional to diagnose. A reputable mechanic will able help you if this is the situation. You can also contact roadside assistance for assistance with your vehicle in case you need it.

Broken Key Ring

If your key fob won't work because the ring broke there are a few options you could try. Look to see if can locate the broken piece within the ignition. If it is, you should remove it without damaging the ignition lock or door lock. Contact a locksmith if have difficulty getting rid of the key. They have tools that are able to safely remove the damaged key from the ignition.


A broken car key could also be the result of corrosion on the plastic frame or circuit board. You can clean the circuit board using a cotton swab and rubbing alcohol. This will remove the corrosion and stop damage to the contact pads.

You can fix a broken ring using a strong wire or nail to close the hole. Superglue can also be used to repair a broken ring. First, clean the damaged ring with a damp towel and then apply a small amount of superglue on each end of the wire or nail. Then, press the pieces together and allow them to dry before using your vehicle. These DIY solutions might look appealing, but they're really just temporary solutions. For long-term repairs, it's best to work with an experienced locksmith. They have the tools and expertise to fix a broken car key quickly and effectively. They can even replace the battery inside your key fob, and modify it if necessary.

Broken Key Blade

Some key blades break from a lot of wear and tear. If this happens, it's time to purchase a new key. Luckily, this problem isn't as bad as it might seem at first. The primary problem is that the metal blade has separated from the case.

Spraying lubricant into the keyhole is one solution to fix the problem. Then you can use pliers, tweezers, or a pin to grasp the broken end of the key and take it out. You may also employ a magnet in the event that the key is magnetic. Use a magnet as a aid to you remove the key, but take care to not damage the tumbler of the lock.

Call a locksmith immediately in the event that you are unable to remove the broken part of the key. They're equipped with special tools to safely remove keys without causing any further damage.

Super glue can be used to fix an open lock that has snapped. Apply a small amount of glue to the edges and press them in. Then, wait until the glue has dried before you insert your key into the lock. This method isn't very secure, and you could have to repeat it several times before it does the trick. Super glue may not be able to hold the key in place. So, this is more of a stopgap measure rather than an option that can last.

Broken Plastic Loop

If your key fob's plastic loop gets damaged, it can make the key useless. It's a fairly simple fix. You can use wire or a nail for finishing as a replacement. Drill two holes in the plastic loop that is broken for each end of the nail or wire. Cut the wire or nail to key width and put a drop of superglue in each hole. Press the wire or nail into the holes to seal them and let it dry.

A locksmith who sells replacement shells is a different option. They can transfer the programmable part of your key to the new shell, and then cut an entirely new blade at a fraction of the cost.

It's not the ideal solution, but it'll bring you back on the road in case your key split in half. It can be difficult to repair when the key blade is in the ignition however. You could try using a hair clip or a needle extractor tool to remove the damaged piece of the ignition, however this can be risky if not cautious. The best option is to contact a locksmith with special tools to safely remove broken keys from the ignition. They can also design new keys that have the correct cuts for your ignition to ensure that it functions perfectly when it is put into the lock.

Broken Master Key

You'll need to try to retrieve the key before it is completely destroyed. There are a variety of methods that you can try, such as using lubricants and tools like needle nose pliers or tweezers to grab a fragment of the key that has been broken and then remove it.

To begin, spray the interior of your lock with a lubricant, such as graphite powder or WD-40. You can also employ hacksaw blades by moving the blade along the side of a broken key and grasping onto a few of its teeth. If you're successful you will be in a position to cut the damaged key.

Another tool that is useful is an extractor for keys spiral, that can be found in a variety of hardware stores. It is a thin flexible rod with spiral threads that can be placed in the keyway and then bent into the broken part of the key. Once it has caught onto the serrations you can twist the bar in a circle and then pull it against the damaged section of the key.

Before contacting a locksmith, try to get rid of the broken master key. If you're unable to get rid of the broken piece, you'll need to call a locksmith. A locksmith can make you an entirely new key that will be programmed to the transponder of your car.

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