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How to Repair an Ignition Lock Cylinder

If your car's keys will not turn or turn, it's time to replace the cylinder that controls the ignition. Contrary to the switch that is the electrical part of the ignition system that sends power to your vehicle's engine, the lock cylinder is the mechanical tumbler that your key can slide into.

Over time over time, these "wafer" tumblers will wear out or break. WD-40 and graphite may temporarily resolve the issue, but replacing the tumblers is the only option.

Removal of the Steering Column

Modern cars do not have steering column locks. Instead, they have keys that are used to start the car by pressing and turning the switch on the dashboard panel. This newer system is much easier and more efficient than the traditional lock cylinder method. Some older cars still use the old lock cylinder. If this component is damaged, it might be required to replace it in order to start the car. This is a job that should be handled by professionals.

Utilizing a screwdriver, you can remove the fasteners holding the trim panels that cover the lower and upper steering column. This will allow access to the area surrounding the steering column.

On the side of the column that is closest to the driver, you'll notice an Allen head bolt that pins the signal and wiper assembly to the column. Unscrew the bolt and put it aside. Based on the year of your car you might see three or four small screws with flat heads that keep the plastic over the turn-signal switch in place. Remove these screws and set them aside.

In order to get at the lock cylinder, you'll have to take off the signal/wiper assembly. This requires the use of a specially designed tool or perform the task using a piece of metal like a cold chisel. Locksmiths will also be capable of using a shear bolt removal kit.

If you're unable to insert the key into the ignition switch the lock cylinder might be 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 cut the pin off of the lock cylinder with an electric torch, and then shave it to remove it from the assembly. They will be able to re-key the cylinder to match your existing keys and will save you the expense of purchasing a new ignition cylinder.

Replacing the Ignition Cylinder

The ignition cylindrical cylinder is a mechanical device that is used to house and lock the key in your car. The cylinder "reads" the anti-theft codes and matches your key to allow you to start or stop your car. The cylinder wears down over time. It could also be bent or damaged. If this happens, the cylinder will have to be replaced to allow your vehicle to begin.

A damaged or worn cylinder may cause issues when turning the key, or the ignition switch not moving into the ACC position or RUN, or a warning lamp to appear on the dashboard. If you have a spare, consider using it in the lock. You might be able smooth the cylinder using graphite or WD-40, but this technique only works for a limited time.

Replace the ignition cylinder when you have an alternative key. Follow the steps above to install the new ignition cylinder. Install the new ignition cylinder making sure it's securely seated into the steering-column tube flange and aligned with keyway on the shroud. Consult your car's manual or an expert to make sure that the cylinder is aligned correctly.

Once the cylinder is in, turn the key to the ACC or RUN position. Watch for a click to confirm that the ignition switch is completely seated into the cylinder. If your car has an anti-theft system, you will need to follow the anti theft relearn procedure to programme the new ignition cylinder with your key.

Some experts recommend hiring a professional to replace your ignition cylinder. This is due to the fact that it is often necessary to disable the steering column airbag for access to the cylinder. The replacement will also likely require the removal of the steering wheel and the ignition covers. This is a job best left to a professional mechanic. They'll be able to remove the steering wheel cover and install a new ignition locking cylinder inside your vehicle. They'll also be able to make sure that the ignition lock cylinder is programmed with your key, and that it starts correctly when you insert it.

Installing the Ignition Cylinder

Even though ignition lock cylinders have been less significant in modern cars due to remote start and push-tostart systems, older vehicles still have these cylinders. If you're having difficulty starting your car or if the ignition switch is faulty, it could be a defective ignition cylinder. It's relatively simple to replace your vehicle's ignition lock cylinder, and then fix the problem.

The ignition cylinder is a mechanical component of the system which connects to the ignition switch in your car and provides power to rest the engine. The ignition switch and ignition cylinder are two distinct components. The switch is an electrical component that connects with your car's computer to send signals to activate the engine when you turn the ignition key.

The pins on the cylinders of ignition locks move up and down, allowing your key to move and rotate within the cylinder. Each movement of the key and cylinder creates a little friction that keeps the key in place but over time, these small movements can cause the wafer tumblers to wear down. When the tumblers are worn down, the key will not be able slide into the cylinder, or turn it.

A worn-out ignition cylinder is typically the first sign of trouble in most vehicles. However, the key can become stuck and become difficult to remove or insert from the ignition cylinder. These are all indications that your ignition lock cylinder should be replaced as soon as is possible.

Replacing your ignition cylinder isn't difficult, but it's an undertaking that should be done by a trained DIYer only if you're confident enough to follow the right procedure for your specific brand and model of vehicle. You can complete the task quickly and correctly with a complete Repair Ignition Lock Cylinder guide for your vehicle. If you're not confident in installing the ignition cylinder yourself then let one of our ASE certified mobile mechanics complete the repair for you at a time and location that's convenient for you.

Testing the Ignition Cylinder

The ignition lock cylinder is a mechanical component that is fitted to your key and permits it to turn and start your car. It is inserted into the ignition switch, which locks the ignition and reads the anti-theft number to allow the key to turn. The cylinder for the ignition lock may wear out and eventually fail. This can cause issues with the power of your vehicle or make it difficult to remove and insert keys.

Some of the most common indicators that your car's lock cylinder is about to fail is difficulties in starting it or places where the key gets caught when you turn it. These problems are usually a sign that the cylinder is in need of be replaced. You may even see a warning light flashing on your dashboard to indicate the possibility of a failure.

As the cylinder age, it may be damaged through wear and tear. This could cause the pins and wafer tumblers to wear down and break or damage and prevent the van ignition repair of your car ignition barrel replacement from unlocking. In certain instances the ignition may work if you move it into different positions, but this is a dangerous indicator that something is wrong.

You can examine the cylinder in your ignition and see whether the cylinder or key is damaged or worn out. You can test with a multimeter whether there is a voltage difference between the red wire connection of the module and the battery terminal of the ignition and key replacement coil. If you don't find any voltage or a switch, the module are likely to require replacement.

Replacing the ignition cylinder typically costs $200 to $300, and it's generally recommended to hire an expert mechanic do the task. It's not an easy task due to the fact that you might have remove other parts, such as the steering column, to access the ignition cylinder. Depending on the model of your vehicle the procedure for replacing it may be accompanied by the need to disable the airbag system, and you'll need to reprogramme your key to work with the new cylinder. This is typically done at an authorized dealer, but you can learn how to do it yourself using the appropriate tools and directions.