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How to Repair Car Keys

Car keys might seem tiny and insignificant, but they are essential to the functioning of your vehicle. The cost of replacing a traditional or contemporary transponder car key can be upwards to $200.

However, there are ways to fix your car keys at home with only a fraction of the cost. This article will discuss some of the most frequent car key problems and the DIY solutions.

Dead Key Fob Battery

The remote key fobs that are included with cars make it simpler than ever to open the trunk, doors and the tailgate. The battery inside this device is susceptible to dying. There are a few strategies you can use to resolve this issue quickly.

Examine if your vehicle is still in ignition mode. If it is, then the key fob battery may be drained instead of dead. To test this, push the button on the key fob towards the ignition button. If this works, the battery is probably in good condition and just requires to be replaced.

To replace the battery inside the fob, open the case with the screwdriver. Be careful not to put too much pressure on the fob since this could cause the fob to split into two pieces. If the fob doesn't open, try using your pry tool several times around the outside of the case.

key repair of your car after you have removed the mechanical key. Insert the new battery and snap back the shell. If the key fob isn't working after this, it may be due to an issue with the remote start system in your car. This will require an expert to identify. If this is the case, a reliable mechanic should be able help you. If you need help with your car, you can contact roadside assistance.

Broken Key Ring

There are a few steps to do when your key fob does not work because the ring has been broken. Check to see if you can locate the broken part in the ignition. If it is, remove it without damaging the lock on the ignition or door lock. Call a locksmith if you are having trouble getting rid of the key. They have tools that can safely remove a damaged key from the ignition.

Another common cause of a broken car key is corrosion on the circuit board or plastic frame. You can clean the circuit board by using a cotton swab with ruby alcohol. This will remove the corrosion and protect to the contact pads.

If your key isn't working because the ring is broken, you may be able fix it with a strong wire or nail to plug the hole. You can also use superglue to fix a broken ring. First, clean the damaged ring with a damp towel and then apply a small amount of superglue to the ends of the wire or nail. Let the pieces dry and then press them together. These DIY solutions may look appealing, but they're really just temporary solutions. It's best to hire an skilled locksmith for any long-term repairs. They have the tools and expertise to fix a broken car key quickly and effectively. They can even replace the battery inside the key fob and reprogram it if needed.

Broken Key Blade

Some key blades may break due to wear and tear. If this occurs, you must purchase a new one. This problem isn't nearly as serious as you believe at first. The primary issue is that the blade snapped off the case.

Spraying lubricant into the keyhole is one solution to repair it. Then, you can use pliers pins, or tweezers to grab the broken end of the key and remove it. If the key is magnetic, you could also try using a magnetic tool to assist in pulling it out. Be careful not to use a magnetic tool on an ignition key because it could cause the tumbler of the lock to break.

If you are unable to take the broken piece from the key, call a locksmith right away. They have special tools that permit them to safely remove keys without causing further damage.


Super glue can be used to fix the snapped lock. Apply a small amount of the glue to the edges and press them in. Then, wait until the glue is dry before inserting your key into the lock. Suggested Looking at isn't extremely secure, and you could need to repeat the process several times before it does the trick. Super glue might not be able to hold the key in place. This is more of a temporary measure rather than a permanent solution.

Broken Plastic Loop

If your key fob's plastic loop breaks off it can render the key useless. This is a relatively easy fix. You can make use of wire or a finishing nail as a replacement. Make two holes in the broken plastic loop for each end of the nail or wire. Cut the wire or nail to key width, and then place one drop of superglue into each hole. Press the wire or nail into the holes until it closes them and allow it to dry.

A locksmith who sells replacement shells is an alternative option. They can take the programmable portion of your key, transfer it to the new shell, and cut the new blade for less than the full replacement cost.

This is not the best option, but it can help you get back on the road again if your key broken in half. However, it could be difficult to fix the key blade if it's in the ignition. You can try using hair clips, a needle or an extractor tool to pull the broken part out of the ignition, but this is risky if you're not careful. Contact a locksmith who has special tools to safely remove damaged keys from ignitions. They can also create new keys with the proper cuts for the ignition of your vehicle and ensure it works properly when it is inserted into the lock.

Broken Master Key

If a key is broken inside the lock, you'll need to attempt to retrieve it before it gets completely destroyed. There are a variety of methods you can use, including using lubricants and tools like needle nose pliers or tweezers to grab a fragment of the broken key and then remove it.

To begin, spray the interior of your lock with a lubricant like WD-40 or graphite powder. You can also use the hacksaw blade technique by moving the blade along the sides of a damaged key and grasping onto a few of its 'teeth. If you're successful you will be in a position to take the broken key out.

Another useful tool is a spiral key extractor that can be found in a variety of hardware stores. It's a thin and flexible bar with spiral threads which can be inserted into the keyway, and then bent to reach into the broken part of the key. Once it has caught onto the serrations, you can twist the bar into a circle and then pull it up against the damaged section of the key.

It's worth trying to get rid of a broken master key before calling an expert locksmith. If you're unable to remove the broken piece then you'll have to contact a professional locksmith. A locksmith can give you a new key that can be programmed with the transponder of your car.

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