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How to Repair an Ignition Lock Cylinder

If your car's keys won't turn it's time to change the ignition lock cylinder. Unlike the switch, which is the electrical part of the ignition system that supplies 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 will wear out or break. The use of WD-40 or graphite may temporarily solve the issue, but replacement is the only permanent solution.

Removal of the steering column

Modern cars do not utilize a steering column lock cylinder. They make use of a key to start the vehicle by pressing and rotating an electronic switch located in the dashboard panel. This modern system works better and is simpler than the older lock-cylinder method. However, there are older cars that still employ the traditional ignition lock cylinder. If this component fails, it could be required to replace it to start the car. This is not a job for the beginner and is best left to an experienced professional.

Remove the trim panels that cover the upper and lower columns of the steering using the help of a screwdriver. This allows you to access the area around the steering column.

On the side of the column closest to the driver, you will find an Allen head bolt that pins the assembly of the wiper and signal. Unscrew the bolt and put it aside. Depending on your car's year, you may find three or four small screws with flat heads that keep the plastic on top of the turn-signal switch in place. Remove these screws and set them aside.

To access the lock cylinder you will have to take off the wiper/signal unit. This requires the use of a specially designed tool, or you could do it with a piece of metal like a cold chisel. Locksmiths will also be capable of using a shear bolt removal kit.

If you are unable to insert the key into the ignition switch, the lock cylinder may be stuck. Try inserting the key and then moving it to the ACC position to depress the lock cylinder pin, or call an expert locksmith for assistance.

A locksmith ignition replacement cost 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 re-key your ignition cylinder to ensure it matches the keys you already have. This will save you money on the purchase of a new ignition.

Replace the Ignition Cylinder

The ignition Cylinder is the cylindrical mechanical part that houses and locks your car's key. The cylinder "reads" the anti-theft codes and matches your key to turn on or off your car. The cylinder can wear down over time. It could be bent or broken. In this instance you'll need replace the cylinder in order to start your car.

A damaged or worn cylinder may cause issues when turning the key, or causing the ignition switch not moving into the ACC position or RUN or a warning lamp to illuminate on the dashboard. If you have a spare, you can try using it in the lock. You could try using graphite or WD-40 to adjust the cylinder's settings, however, this is only for a short period of time.

If you have a new key, replace the ignition cylinder, and follow the steps outlined above to install it. When installing the new ignition cylinder ensure it is seated within the flange of the steering column tube, and that it is aligned correctly with the keyway on the shroud for the steering column. If you're not sure about the proper alignment of the cylinder, refer to your vehicle's repair manual or an expert.

After the cylinder is installed then turn the ignition key to ACC or RUN. You should hear a click confirm that the ignition switch is fully seated in the cylinder. If your vehicle is equipped with an anti-theft device, you will have to follow the anti-theft relearning procedure for the new ignition cylinder in order to program it to your key.

Some experts suggest 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 to get to the cylinder. Additionally, the replacement will likely involve taking off and replacing the steering wheel and ignition covers. Because of this, it is a job best left to a professional mechanic. They'll be able to take off the cover for the steering column and properly install a new ignition key Won't come out lock cylinder in your vehicle. They'll also be able to verify that the ignition lock cylinder has been programmed using your key, and that it will start correctly when you insert it.

Installing the Ignition Cylinder

While ignition lock cylinders are becoming less important in modern vehicles due to advancements in push-to-start and remote start systems, they are still widespread on older cars. If your car's ignition switch or key seems to be stuck or you're having difficulty starting your car, a defective ignition lock cylinder may be to blame. It's relatively simple to replace your vehicle's ignition lock cylinder and repair the issue.

The ignition cylinder is a mechanical part of the system which slides into the ignition switch in your car and supplies power to the rest the engine. While many people confuse the term "ignition switch" with the ignition cylinder, they're two distinct components. The switch is an electronic component that connects to the computer in your car to send signals to start the engine when you turn the ignition key.

Ignition lock cylinders feature pins that move up and down to allow the key to slide into and rotate inside the cylinder. Each movement of the key and cylinder creates a small amount of friction that keeps the key in place, but in time, these tiny movements could cause the wafer tumblers to wear down. When the tumblers have worn down, the key of your car ignition lock won't be able slide into or rotate the cylinder.

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

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

Testing the lost ignition key Cylinder

The ignition lock cylinder is a mechanical component that fits your key and permits it to turn and start your car ignition lock. It's located inside the ignition switch that locks the ignition and reads anti-theft codes to permit key turning. The ignition lock cylinder is susceptible to wear and eventually fail, leading to issues powering your vehicle or making it difficult to insert and remove the key.

The most common indications that a car's lock cylinder is about be damaged is having trouble starting your car or locating positions where the key gets stuck when you attempt to turn it. These are usually a sign that the cylinder must be replaced. You might even see an alert light flashing on your dashboard to indicate an imminent failure.

As the cylinder age, it may be damaged due to wear and wear and. This can cause the wafer tumblers and pins to wear out, cause damage or even break, which will make it impossible for your car's ignition to continue functioning. In some instances the ignition may work if you jostle it in different directions but this could be a sign that something could be wrong.

You can test your ignition cylinder to see whether it's worn-out or the key is bent or damaged. If you own a multimeter, you could 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 voltage then the switch and module will likely need to be replaced.

The replacement of the ignition cylinder typically costs between $200 and $300 and it's generally recommended to let a professional mechanic perform the task. The process is complicated by the fact that you may need to remove other components to access the cylinder for ignition cylinder lock repair, such as the steering column. Depending on your vehicle the procedure for replacing it may be accompanied by the need to disable the airbag system, and you'll need to reprogram your key to work with the new cylinder. It's usually done by an authorized dealer. However, you can do it yourself if you have the right tools and instructions.