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How to repair ignition lock cylinder an Ignition Lock Cylinder

If your car key will not turn, it's time change the ignition lock cylinder. Unlike the switch which is the electrical part of the ignition system that supplies power to your vehicle's engine the lock cylinder is the mechanical tumbler your key can slide into.

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

Removal of the steering column

The majority of modern cars do not utilize a steering column lock cylinder. Instead, they utilize a key that is used to start the car by pressing and turning a switch on the dash panel. This modern system is simpler and more efficient than the old lock cylinder method. Certain older vehicles still use the old lock cylinder. If this part fails, it may be necessary to replace it to allow the car to start. This is not an activity for the novice and should be left to an experienced professional.

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

On the side of the steering column that is closest to the driver, you'll notice an Allen head bolt that holds the wiper/signal assembly in place. Remove the bolt and set it away. Depending on your car's year you might find 3 or 4 small screws with flat heads that keep the plastic that covers the turn signal switch in place. Take these screws off and put 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 special tool, or you could perform the task using the help of a piece of metal, such as a cold chisel. A locksmith will also be equipped with the shear bolt removal kit.

If the key cannot be inserted into the ignition switch, it's likely that the lock cylinder is stuck. You can either contact locksmiths or insert the key into the ignition switch and then move it to the ACC to release the pin on the lock cylinder.

A locksmith can employ a shear tool to remove the lock cylinder or they can make use of a torch to cut the pin and then shave the pin down to remove it. They can re-key your ignition cylinder so that it matches the keys you already have. This will save you money on a new ignition.

Replace the Ignition Cylinder

The lost ignition key cylinder is the mechanical cylinder which houses and locks your car's key. The cylinder "reads" the anti-theft codes and matches your key to start or stop your car. The cylinder wears down over time. It can be bent or broken. In this instance you'll need replace the cylinder to get your car running.

Signs of a damaged or worn cylinder include problems when turning your key or with the ignition switch not advancing into the ACC or RUN position, or a warning light appearing on the dashboard. If you have an extra, put it in the lock. You could try using some WD-40 or graphite to adjust the cylinder's settings, but this is only effective for a brief period of time.

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

After the cylinder has been installed, turn the key to the ACC or RUN position. Watch for a click which indicates the ignition switch is fully seated inside the cylinder. If your vehicle is equipped with an anti-theft system, you'll have to follow the anti-theft relearning procedure for the new ignition cylinder in order to program it to your key.

Some experts recommend that you hire a professional to replace the cylinder in your ignition. This is because it's often necessary to disable the steering column airbag in order to access the cylinder. The replacement process will likely require removing the steering wheel and the covers for ignition. Because of this, it is a task best left to an experienced mechanic. They will be able remove the cover for your steering wheel and install a new ignition locking cylinder into your car. They'll also be able ensure that the ignition lock cylinder has been programmed with your key, Repair Ignition Lock Cylinder and that it starts correctly when you insert it.

Installing the Ignition Cylinder

Although cylinders for ignition locks are becoming less necessary in modern vehicles thanks to advancements in push-to-start and remote start systems, they're common on older cars. If your car's ignition switch seems to be stuck, or you're having trouble starting the vehicle, a defective ignition lock cylinder could be to blame. It's simple to fix the issue by replacing the ignition lock cylinder.

The ignition cylinder is the part of the system that is inserted into the ignition switch of your car and supplies power to the rest of 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 transmits signals to activate the motor when you turn the ignition key.

Pins on ignition lock cylinders move up and down, permitting your key to move and rotate within the cylinder. Each movement of the cylinder and key creates a small amount of friction that helps keep the key in place but in time, these tiny movements can cause the tumblers on the wafer to wear down. If the tumblers wear down, your car's key won't be able slide into or turn the cylinder.

A damaged ignition cylinder typically the first sign of trouble in the majority of vehicles. However, the key can be stuck and become difficult to insert or remove from the ignition cylinder. These are indications that you need to replace your ignition lock cylinder as quickly as possible.

It's not difficult to replace your ignition cylinder, however, you should only do it if are confident that you will follow the correct procedure for your vehicle's specific model and make. You can complete the job quickly and efficiently with a complete repair guide for your vehicle. If you're not comfortable installing the ignition cylinder on your own, have one of our ASE certified mobile mechanics complete the repair for you at a time and in a location that is convenient for you.

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's mounted inside the ignition switch which is locked to the ignition and reads anti-theft codes to permit key turning. The ignition lock cylinder is susceptible to wear and may eventually fail, leading to issues powering your vehicle or making it difficult to remove and insert the key.

The most obvious indicators that your car's lock cylinder is about to fail are difficulties in starting it or places where the key becomes stuck when you turn it. These issues are typically a sign that the cylinder needs to be replaced. You might even notice a warning light flashing on your dashboard to indicate an imminent failure.

As the cylinder gets older, it may be damaged due to wear and tear. This can cause the pins and tumblers made of wafer to wear down, cause damage or even break, which will stop your car's ignition from working. The ignition could still function in certain situations if you move it around. However it could indicate that something is not right.

You can check the cylinder's ignition to determine whether it's worn-out or if the key has been bent or damaged. If you have a multimeter, it is possible to probe the module's red wire connection and the ignition coil's battery terminal to determine if there's voltage. If you do not find any or no voltage, the switch and module are likely to require replacement.

The replacement of the ignition cylinder usually costs between $200 and $300, and it's generally recommended to have an experienced mechanic complete the task. The process is complicated due to the fact that you may have to take other parts to access the ignition cylinder, including the steering column. Based on the vehicle you have the procedure for replacing it may also require disabling the airbag system, and then you'll need change the programming of your key to work with the new cylinder. It is usually done by a dealer. However, you can do it yourself if you have the proper tools and the right instructions.