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How to Repair an Ignition Lock Cylinder

If your car's lost ignition key key isn't turning and it's time to replace the cylinder that controls the ignition. Unlike the switch that is the electrical component of the ignition system, which sends energy to the engine of your car, the lock cylinder is the mechanical tumbler your key can slide into.

Over time, "wafers" can break or become worn out. WD-40 and graphite can temporarily solve the problem, but replacing the tumblers is the only solution.

Removing the Steering Column

Modern cars do not have steering column locks. They make use of a key to start the vehicle by pressing and rotating the switch on the dash panel. This modern system functions better and is much simpler than the old lock-cylinder method. However, there are older cars that still utilize the traditional ignition lock cylinder. If this part is damaged, you will need to replace it in order to start the vehicle. This isn't a task for the beginner and is best left to professionals.

Using a screwdriver, remove the fasteners that hold the trim panels that cover the lower and upper steering column. This will allow you access to the area around your steering column.

You will see an Allen head bolt on the side of the steering wheel that is closest to the driver. It holds the unit for the wiper/signal unit in position. Unscrew this bolt and set it aside. Based on the year of your car, you might have three or four small flat head screws that hold the plastic cover over the turn signal switch in place. Remove these screws and place them aside.

To get to the lock cylinder, you'll need to remove the wiper/signal assembly. This requires the use of a specially designed tool, or you could do it with a piece of metal like a cold chisel. Locksmiths can also make use of an instrument to remove bolts.

If the key isn't able to be inserted into the ignition switch, it's likely that the lock cylinder is stuck. Try inserting the key and then moving it to the ACC position to release the lock cylinder pin or you can call a locksmith for assistance.

A locksmith can employ a shear tool to take off the lock cylinder or they can use a torch to cut the pin and then shave it down to take it off. They can replace the cylinder's keys to match the keys you have and save you the cost of a new ignition cylinder.

Replace the Ignition Cylinder

The ignition cylindrical cylinder is a mechanical part that houses and locks the key of your vehicle. The cylinder is affixed to the key and "reads" the anti-theft codes to allow or deny starting of your vehicle. Over time the cylinder will wear out. It can also be bent or damaged. If this occurs, the cylinder will have to be replaced to allow your car to start.

A damaged or worn-out cylinder could cause issues turning the key, or causing the ignition switch to not move into the ACC position, or RUN, or a warning light to illuminate on the dashboard. If you have a spare, consider using it in the lock. You may be able to use some WD-40 or graphite to fine-tune the cylinder, however, this is only for a short period of time.

If you've got a new key, replace the ignition cylinder, and follow the instructions above to install it. When installing the new ignition cylinder, ensure that it is installed within the flange on the steering column tube and is properly aligned with the keyway on the shroud of the steering column. If you're unsure about the proper alignment of the cylinder, consult your car ignition switch replacement's repair Ignition lock cylinder manual or an automotive expert.

Once the cylinder is in, turn the key to the ACC or RUN position. You should hear a click confirm that the ignition switch is completely seated into the cylinder. If your vehicle has an anti-theft device, you will have to go through the anti-theft relearning procedure for the new ignition cylinder in order to program it to your key.

Some experts suggest that you hire a professional to replace your ignition cylinder. This is because it is often necessary to disable the steering column airbag to get to the cylinder. The replacement process will likely require the removal of the steering wheel and the ignition covers. This is why you should let an experienced mechanic. They'll be able to remove the cover on the steering column and install a brand new ignition lock cylinder to your vehicle. They'll also be able ensure that the ignition lock cylinder has been programmed with your key, and that it is properly started when you insert it.

Installing the Ignition Cylinder

Although cylinders for ignition locks are becoming less necessary in modern vehicles due to advances in remote start and push-tostart systems, they are still common on older cars. If your ignition switch or key seems to be stuck or you're having trouble starting the vehicle, a defective ignition lock cylinder may be the cause. It's a good thing that it's fairly easy to replace your vehicle's ignition lock cylinder and repair the issue.

The ignition cylinder is the mechanical portion of the system that is inserted into your car ignition key replacement's ignition switch and supplies power to the rest of the engine. The ignition switch and the ignition cylinder are two separate components. The switch is an electrical component that connects with the computer in your car to send signals to start the engine when you turn the ignition key.

ignition lock repair services lock cylinders feature pins that move upwards and downwards to let your key slide into and rotate inside the cylinder. Every movement of the key and cylinder creates a small amount of friction that keeps the key in place, but over time, these tiny movements could cause the wafer tumblers to wear down. If the tumblers wear down, your car's key won't be able slide into or turn the cylinder.

The first indication of trouble is usually a worn-out van ignition repair coil that is found in the majority of automobiles. However, the key can also begin to stick and become difficult to remove or insert from the cylinder. These are all signs that your ignition lock cylinder should be replaced as soon as it is possible.

Replacing the ignition cylinder on your vehicle isn't difficult, but it is an undertaking that should be handled by a trained DIYer only when you're confident enough to follow the right procedure for your specific make and model of vehicle. You can complete the job quickly and correctly by using a complete repair manual for your vehicle. If you are not comfortable installing the ignition cylinder yourself You can let one of our ASE-certified mobile mechanics perform the job for you at a time and location.

Test the Ignition Cylinder

The ignition lock Cylinder is a mechanical piece that is fitted to your key and allows it to rotate and start your vehicle. It is mounted inside the ignition switch that secures the ignition, and reads the anti-theft code to allow key turning. The ignition lock cylinder can wear out and eventually fail. This can cause problems with your vehicle's power or make it difficult to insert and remove keys.

The most obvious signs that a car's lock cylinder is about be damaged is having trouble starting your car or locating places where the key gets stuck when you try to turn it. These issues usually indicate that the cylinder has worn out and requires replacement. You may even see a warning light flashing on your dashboard to signal an imminent failure.

As the cylinder ages, it can become damaged due to corrosion or wear and wear and. This could cause the pins and tumblers to wear down and break or damage and prevent the ignition of your car from working. The ignition may still work in certain situations when you move it around. However this could indicate that something is wrong.

You can check the cylinder's ignition to see if it's worn out or the key is bent or damaged. If you own a multimeter, it is possible to back-probe the module's red connection and the ignition coil's battery terminal to see if there is voltage. If you are unable to detect any voltage, the module and switch will most likely require replacement.

The replacement of the ignition cylinder typically costs $200 to $300, and it's generally recommended to hire an experienced mechanic complete the task. The process is complicated by the fact that you might have to take other parts to access the cylinder for ignition, such as the steering column. The replacement procedure may also require you to turn off the airbag system, and then reprogram your key in order to work with the new ignition cylinder. This process is usually done by an authorized dealer however, you can learn how to do it yourself by using the right tools and instructions.