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How to Repair Ignition Lock Cylinder an Ignition Lock Cylinder

If your car's key isn't turning, it's time to change the ignition lock cylinder. The lock cylinder is a mechanical tumbler which your key slides into, and not the switch that is an electrical part of the ignition system.

Over time, "wafers" can break or become worn out. WD-40 and graphite may temporarily fix the issue, but replacing the tumblers is the only way to fix ignition switch it.

Removing the steering column

Most modern cars no longer utilize a steering column lock cylinder. Instead, they have a key that is used to start the car by pressing and turning a switch on the dashboard panel. This newer system is much easier and more efficient than the old lock cylinder method. However, there are older cars that still employ the traditional ignition lock cylinder. If this part fails, it could be required to replace it in order to start the car. This is not a job for the beginner and is best left to an experienced professional.

Using a screwdriver, remove the fasteners holding the trim panels that surround the lower and upper parts of the steering column. This allows you to access the area around the steering column.

On the side of the column that is closest to the driver, you will find an Allen head bolt that holds the wiper/signal assembly in place. Take this bolt off and set it away. Depending on the year of your vehicle you might find three or four small screws with flat heads that hold the plastic that covers the turn signal switch in place. Remove these screws and set them aside.

To get to the lock cylinder, you'll have to take off the wiper/signal unit. This will require the use of a specially designed tool or you can ghetto do it with an object of metal such as a cold chisel. Locksmiths can also utilize the bolt removal kit.

If the key isn't able to be inserted into the ignition switch, it's likely that the lock cylinder is stuck. You can call a locksmith or insert the key into the ignition switch and then move it to the ACC to press the pin of the lock cylinder.

A locksmith can make use of a shear cylinder removal tool or they can cut the pin off the lock cylinder using a torch and then shave it to remove it from the assembly. They will be able to re-key the cylinder to match your current keys and will help you save the cost of a new ignition cylinder.

Replace the Ignition Cylinder

The ignition cylindrical cylinder is a mechanical component which is used to house and lock the key of your vehicle. The cylinder is affixed to the key and "reads" the anti-theft code to allow or denial of the starting of your vehicle. As time passes the cylinder wears out. It could also be bent or broken. If this occurs, the cylinder will require replacement in order for your car to start.

A damaged or worn-out cylinder could cause issues turning the key, or cause the ignition switch will not move into the ACC position or RUN or a warning light to illuminate on the dashboard. If you have an extra key, put it inside the lock. You may be able use graphite or WD-40 to tweak the cylinder but this is only effective for a short period of time.

Replace the ignition cylinder if you have a replacement key. Follow the steps above to install the new ignition cylinder. Install the new ignition cylinder making sure that it is properly fitted into the steering-column tube flange, and aligned with the keyway on the shroud. Check the manual of your car or an expert to make sure that the cylinder is properly aligned.

After the cylinder has been installed, turn the ignition key to ACC or RUN. Watch for a click to confirm that the ignition switch is completely seated into the cylinder. If your vehicle has an anti-theft system, you will need to perform the anti-theft relearn process for the new ignition cylinder to program it to your key.

Some experts recommend having a professional replace the ignition cylinder since it is often required to shut off the airbag in the steering column to access the cylinder. Additionally, the replacement is likely to involve removal and replacement of the steering wheel and ignition covers. This is why you should let a mechanic with experience. They'll be able remove the cover on the steering column and properly install a new ignition lock cylinder to your vehicle. They'll also be able to verify that the ignition lock cylinder is programmed using your key and that it starts correctly when you insert it.

Installing the Ignition Cylinder

Although cylinders for ignition locks are becoming less essential in modern vehicles due to advancements in remote start and push-tostart systems, they're prevalent on older vehicles. If you're having trouble starting your car or the ignition switch is not working it could be due to an issue with your ignition cylinder. It's a good thing that it's fairly easy to replace your vehicle's ignition lock cylinder and fix the problem.

The ignition cylinder is the mechanical part of the system that is inserted into the ignition switch of your car and provides power to the rest of the engine. Many people confuse the term "ignition switch" with the ignition cylinder, they are actually two separate components. The switch is an electrical device that connects to your car's computer system to transmit signals to turn on the engine when you turn the ignition key.

Pins on ignition lock cylinders move up and down, which allows your key to slide and rotate inside the cylinder. Each movement of the cylinder and key creates a little friction that keeps the key in place, but in time, these tiny movements can cause the tumblers on the wafer to wear down. When the tumblers are worn down, your car's key will not be able to slide into or turn the cylinder.

The first sign of trouble is usually a worn-out ignition coil in the majority of cars. The key may be stuck and make it difficult to insert into or remove from the ignition lock cylinder. These are indicators that you need to replace your ignition lock cylinder as quickly as possible.

It's not difficult to change the ignition cylinder, but you should only do it if you are certain that you will follow the correct procedure for your vehicle's specific make and model. A complete repair manual for your vehicle will assist you in getting the job done quickly and correctly. If you're not confident installing the ignition cylinder yourself it is possible to have one of our ASE-certified mobile mechanics do the work for you at a time and place.

Testing the Ignition Cylinder

The ignition lock cylinder, also referred to as the ignition lock cylinder, is a mechanical device that fits your key to permit it to turn and start your car. It is mounted inside the ignition switch that locks the ignition and reads the anti-theft number to allow the key to turn. The cylinder for the ignition lock repair lock is susceptible to wear and may eventually fail, causing issues powering your vehicle or making it hard to remove and insert the key.

The most common indications that a car's lock cylinder is about to fail is difficulty starting your car or locating places where the key gets stuck when you attempt to turn it. These problems usually mean that the cylinder has worn down and requires replacement. In certain instances you may notice an indicator light on your dashboard that signals an impending failure.

As the cylinder ages, it may be damaged through wear and tear. This can cause the wafer tumblers and pins to wear down, cause damage or even break, which will stop your car ignition locked's ignition lock repair services from functioning. In some cases the ignition may work if you move it around however this is a dangerous indicator that something is wrong.

You can test the cylinder of your ignition to determine whether it's worn out, or the key is bent or damaged. You can test with a multimeter if there's voltage between the red wire connector of the module and the battery terminal of the ignition coil. If you do not find any voltage or a switch, the module will most likely require replacement.

It is recommended to hire a professional mechanic to replace the ignition cylinder as it could cost between $200 and $300. It's not easy due to the fact that you might have remove other parts like the steering column, to get to the ignition cylinder. Based on the vehicle you have, the replacement procedure can be accompanied by the need to disable the airbag system, and you'll need change the programming of your key to work with the new cylinder. This is usually handled by an agent. However, you could do it yourself if have the right tools and instructions.