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How to Repair an Ignition Lock Cylinder

If your car's keys isn't turning, it's time to change the ignition lock cylinder. Unlike the switch, which is the electrical portion of the ignition system that sends the power to the engine of your vehicle The lock cylinder is the mechanical tumbler that your key can slide into.

Over time, these "wafer" tumblers wear out or break. The use of WD-40 or graphite may temporarily fix the problem but replacement is the only permanent solution.

Removing the steering column

Modern cars do not utilize a steering column lock cylinder. They use keys to start the car by pressing and rotating an electronic switch located in the dashboard panel. This newer system works much more efficiently and is less complicated than the old lock-cylinder method. Some older vehicles still employ the traditional lock cylinder. If this component fails, you may require replacing it in order to restart the vehicle. This is a task that should be handled by professionals.

Remove the trim panels that cover the upper and lower column of the steering with a screwdriver. This will allow you to access the area around your steering column.

There is an Allen head bolt on the side of the steering wheel closest to the driver. This bolt keeps the signal unit and wiper in the correct position. Unscrew the bolt and put it aside. Depending on the year of your vehicle you might see three or four small screws with flat heads that hold the plastic on top of the turn-signal switch in place. Remove these screws and set them aside.

In order to get at the lock cylinder, you will have to take off the signal/wiper assembly. This will require the use of a special tool or to do it using a piece of metal like a cold chisel. Locksmiths will also be able to use a shear bolt removal kit.

If you can't insert the key into the ignition switch the lock cylinder could be stuck. Try inserting the key, then moving it to the ACC position to press the pin on the lock cylinder, or you can contact a locksmith for help.

Locksmiths can use a shear tool to take off the lock cylinder or they can make use of a torch to slit the pin and then shave the pin to remove it. They can also re-key your ignition cylinder so that it matches the keys you already have. This will save you money on an entirely new ignition.

Replacing the Ignition Cylinder

The ignition cylindrical cylinder is a mechanical device that is used to house and lock the key to your car. The cylinder is fitted to the key and "reads" the anti-theft code to permit or block the start of your vehicle. The cylinder can wear down over time. It could also break or get bent. In this situation you'll need replace the cylinder in order to get your car running.

Signs of a damaged or worn cylinder include problems with turning the key, or the ignition switch not advancing into the ACC or RUN position, or with a warning light appearing on the dashboard. If you have a spare, try using it inside the lock. You may be able use some WD-40 or graphite to tweak the cylinder however, this is only for a limited period of time.

If you have a brand new key, replace the ignition cylinder, and follow the instructions above to install it. Install the new ignition cylinder making sure it's securely fitted into the steering-column tube flange and aligned with keyway on the shroud. If you are unsure of the proper alignment of the cylinder, consult your car's repair ignition lock cylinder (her comment is here) manual or an expert.

Once the cylinder is installed, turn the key to the ACC or RUN position. Watch for a click which indicates the ignition switch is fully set inside the cylinder. If your vehicle has an anti-theft device, you'll have to perform the anti-theft relearn procedure to program the new ignition cylinder into your key.

Some experts suggest hiring a professional to replace the ignition cylinder, as it is often necessary to disable the airbag in the steering column to gain access to the cylinder. Additionally, the replacement will likely involve removal and replacement of the steering wheel and ignition covers. Because of this, it is a job that should be left to a skilled mechanic. They'll be able remove the steering column cover and then properly install a new ignition lock cylinder into your vehicle. They'll also be able to make sure that the ignition lock cylinder is programmed using your key and starts properly when you insert it.

Installing the Ignition Cylinder

Although cylinders for ignition locks are becoming less necessary in modern vehicles due to advancements in remote start and push-to-start systems, they're common on older cars. If your ignition switch or key is stuck or you're having difficulty starting your car, a defective ignition lock cylinder may be the reason. It's a good thing that it's fairly easy to replace the ignition lock cylinder and fix ignition switch the issue.

The ignition the cylinder is a part of the system that slides into the ignition switch of your vehicle and supplies power to the rest the engine. The ignition switch as well as the ignition cylinder are two separate components. The switch is the electrical component that connects to the computer in your car and sends signals to activate the motor when you turn the key.

Ignition lock cylinders feature pins that move up and down to allow your key to slide into 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, the key of your car won't be able to slide into or rotate the cylinder.

The first indication of trouble is usually a worn out ignition coil in the majority of cars. The key can also become stuck and difficult to insert into or remove from the ignition lock cylinder. These are all signs that the ignition lock cylinder needs to be replaced as soon as it is possible.

Replacing your ignition cylinder is not difficult, but it is something that should be handled by a trained DIYer only when you're confident enough to follow the right procedure for your specific brand and model of vehicle. A full repair manual for your vehicle will help you get the job done efficiently and correctly. If you're not comfortable installing the ignition cylinder on your own You can let one of our ASE-certified mobile mechanics do the work for you at a time and location.

Test the Ignition Cylinder

The ignition lock cylinder, also referred to as the ignition lock cylinder is a mechanical device that is fitted to your key in order to enable it to turn and start your vehicle. It is placed inside the ignition switch that locks the ignition and reads the anti-theft code to authorize the key to turn. The ignition lock cylinder is prone to wear and may eventually fail, causing issues powering your vehicle or making it hard to insert and remove the key.

Some of the main indicators that your car's lock cylinder is about to fail are difficulties in starting it or locations where the key gets caught when you turn it. These problems are usually a sign that the cylinder needs to be replaced. You might even notice a warning light flashing on your dashboard, signalling the possibility of a failure.

As the cylinder age, it may be damaged due to wear and wear and tear. This can cause the pins and tumblers to wear down, damage or break, preventing the ignition of your car from working. The auto ignition key replacement could still function in some instances if you move it around. However this could indicate something is wrong.

You can test the cylinder of your ignition to see whether it's worn out, or if the key has been 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 don't find any voltage then the switch and module are likely to need to be replaced.