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5 Killer Quora Answers To Car Keys Repair
5 Tips For Car Keys Repairs

Modern car keys are quite complicated, and as such they require expert assistance to fix them when something goes wrong. This article will offer 5 tips to keep your car key in good working order.

In many instances, key fobs or remote controls can be fixed by simply replacing the battery. In some instances it is necessary to reprogramme the device. Consult your owner's manual for specific instructions or seek out professional assistance.

Battery Replacement

Modern cars are equipped with remote key fobs, which include keyless entry and remote start features, in addition to the traditional car key made of metal. These keys are powered by tiny batteries that eventually deplete and require replacement. The procedure is easy and can be completed by any auto accessory store that has the correct type of battery for your vehicle model.

The first step is to consult the owner's manual of your vehicle to determine the type of battery used in your key fob. Once you've got this information, visit your local automotive parts store and purchase an alternative. In most cases, you can get the same battery for sale or even for free with the promotion.

If you take care to not push any thing, you can pull apart two of the seams using flat-head screws or your fingernail. Find the compartment for the battery. It'll either be slotted in or have a plus/minus mark embossed. Insert the new battery carefully and make sure it is in the same way as the previous one.

Replace the circuit board after the battery is installed. The two halves back together. Once it is reassembled, test out the buttons to ensure everything is working as it should. The key fob's ID will not be affected by changing the battery, so it shouldn't be required to be replaced after the repair. This is good news for drivers looking to save money by avoiding costly trips to a locksmith or dealership.

Ignition Cylinder Replacement

Modern car key ignition systems require a series of precise actions before the engine can begin. A broken key cylinder can cause your car to stop starting. It is possible to replace the key cylinder, but it is not a simple process. The ignition is a delicate, single-key system. It requires special tools and careful oiling.

Find out if you can turn the ignition in the accessory position. Also, check to see if the key will fit correctly. This will help you diagnose the problem and find an answer. If you are unable to get the cylinder rotating in any position then you must check the owner's manual, or contact a professional locksmith to assist with the ignition repair.

If the cylinder rotates in the accessory position, you can make use of a screwdriver to press the small anti-rotation button at the bottom of the cylinder. Then, you can turn the cylinder around until its tabs and slots are aligned and then slide it out. If the cylinder isn't turning in any way, or is stuck in a dead end, you may have to tap it with the hammer or drill it. Do this with caution as drilling or rapping can harm the steering wheel.

The new ignition cylinder will be installed once the old one has been removed. After that, you'll need to code the new cylinder so it is compatible with the key in terms of sequence and orientation. Also, you'll need to take out and examine the tumblers. If any tumblers are worn out, you'll need to replace them.

When the cylinder is replaced after which you'll need to connect the steering column and dashboard covers in the proper order. Make sure to attach the panels without disturbing the wiring, as it's easy to lose the connection and damage crucial electronic components. It's also essential to reconnect the negative battery cable and then test your new ignition.

Key Programming

Modern car keys are fitted with a computer chip that communicates with the vehicle. The chip and the car must "know each other" before the key is able to start the engine.

A locksmith who has experience with many different kinds of vehicles can reprogram a key quickly. They can also help if the lock on the car key has been damaged.

The majority of car locksmiths will tell you that the process may take just one minute if all steps are followed correctly. OBD2 or EEPROM programming may take a bit longer, because your locksmith will have to remove specific modules from the vehicle to read the passcode and key information. These types of procedures should be left to professionals who have in-depth knowledge of circuit boards and electronics and can reduce the risk of data corruption.

It's not uncommon for people to lose their car keys or put them in the trunk of the car, or simply forget them at home after putting groceries in the back seat. In these scenarios it's not uncommon to be stranded at the side of the highway with no way to get to home or your destination. If key fob repairs have a spare, your locksmith can program it into your car so you can leave the road again.

The lock can be compromised or the key could cease to function due to normal wear and wear and tear. If the teeth on your car key do not fit into the lock, it is recommended to consider replacing your key.


Many people attempt to reprogram their car keys themselves. However, it is advised to seek out a professional. It is not uncommon for DIY methods to alter the information on your key and cause it to fail, or worse, damage your security system. A professional is less likely to make an error that could cost you thousands of dollars in the future.

Broken Key Removal

If your car key is broken inside the cylinder of ignition it is necessary to remove the broken piece. It is not possible to drive the vehicle until the broken key is removed. It is best to hire a professional to complete the task, since the incorrect use of lubricants or extraction tools can cause damage to the ignition. If you're determined to try and fix your broken car key at home there are a few methods that could aid.

Utilizing a pair of needle-nose pliers that have extra-long tips can be a good way to grasp the end of the key that is still protruding from the ignition. You can also boost the performance of your pliers by coating their business ends in a sticky substance like super glue, melted wax or putty. The pliers can then latch onto the fragment of key and pull it out of the cylinder.

A set of thin, rigid wire can be used to slide over the broken key and then pull it out of the lock. Paperclips can be used to accomplish this however, you must bend the ends a bit so that the fragment of the key is gripped by the larger surface area.

Mini hacksaw blades are an excellent tool for repairing broken keys, but they must be extremely small and thin in order to fit into the small opening of an ignition cylinder. These tools can be purchased in hardware stores and the auto parts section of some large box retailers.

Spraying a bit of grease into the hole of the key can also be a good idea, since it can loosen the stuck piece of car key and make it easier to take it out. It is not a good idea to try to force out a broken key, as it can cause further damage to the ignition or the key. It is dangerous and difficult to fix a car key that's been bent or split in half. Keep a spare key in a safe location always.