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How to Repair an Ignition Lock Cylinder

If your car ignition switch's key won't turn it's time to change the ignition lock cylinder. The lock cylinder is a mechanical tumbler which your key slides into, as opposed to the switch that is an electrical component of the ignition system.

Over time, "wafers" can break or become worn out. WD-40 and graphite are able to temporarily resolve the issue, but replacing the tumblers is the only way to fix it.

Eliminating the Steering Column

Modern cars do not have a steering column lock cylinder. Instead, they have keys that can be used to start the car by pressing and turning an on the dash panel. This modern system is simpler and more effective than the traditional lock cylinder method. However, there are some older vehicles that employ the traditional ignition lock cylinder. When this part fails, you might require replacing it in order to restart the vehicle. This is a job that should be left to experts.

Remove the trim panels that cover the lower and upper 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 steering column that is closest to the driver, you'll find an Allen head bolt that pins the assembly of the wiper and signal. Unscrew the bolt and put it aside. Based on the year of your car ignition key replacement, you might have three or four small screws with a flat head that hold the plastic cover on the turn signal switch. Unscrew them and put them aside.

To get to the lock cylinder, you'll have to take off the wiper/signal unit. You can employ a special tool accomplish this, or ghetto it using a piece metal, like a cold-chisel. Locksmiths are also able to use a shear bolt removal kit.

If you're unable to insert the key into the ignition switch the lock cylinder could be stuck. You can try inserting the key and then moving it to the ACC position to depress the lock cylinder pin or you can contact a locksmith for help.

A locksmith can employ a shear cylinder removing tool or cut the pin from the lock cylinder using an electric torch, and then shave it down to take it off the lock. 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.

Replace the Ignition Cylinder

The ignition Cylinder is the mechanical cylinder that houses and secures your car's key. The cylinder fits the key and "reads" the anti-theft code to allow or denial of the starting of your vehicle. Over time, the cylinder can wear out. It may also break or get bent. If this occurs, the cylinder may require replacement to allow your vehicle to start.

The signs of a damaged or worn cylinder are issues with turning the key, or with the ignition switch not moving to the ACC or RUN position, or a warning light appearing on the dashboard. If you have a spare, try using it in the lock. You may be able use graphite or WD-40 to adjust the cylinder's settings, however, this is only for a short period of time.

Replace the ignition cylinder if you have an additional key. Follow the steps above to install the new ignition cylinder. Install the new ignition cylinder making sure it's securely fitted into the steering-column tube flange, and aligned with the keyway on the shroud. Consult your car's manual or an expert to confirm that the cylinder is properly aligned.

After the cylinder is installed, turn the ignition key to ACC or RUN. Listen for a click that indicates the ignition switch is fully seated 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 to your key.

Some experts recommend that you hire a professional to replace your ignition cylinder. This is because it's usually necessary to deactivate the airbag on the steering column in order to get to the cylinder. Furthermore, the replacement will likely involve taking off and replacing the ignition and steering wheel covers. This is why it's best to leave this job to a professional mechanic with experience. They will be able remove the steering wheel cover and replace it with a new ignition locking cylinder in your vehicle. They'll also make sure that the ignition lock cylinder has been programmed with your key and that it begins to work properly when you insert it.

Installing the Ignition Cylinder

While ignition lock cylinders are becoming less necessary in modern vehicles because of advancements in remote start and push-tostart systems, they're prevalent on older vehicles. If you have trouble starting your car or the ignition switch is not working it could be due to a defective ignition cylinder. Luckily, it's relatively easy to replace your car ignition switch repair's ignition lock cylinder and fix the problem.

The ignition cylinder is a mechanical component of the system which slides into the ignition switch of your car and provides power to the rest of the engine. While many people confuse the term "ignition switch" with the ignition cylinder, they are actually two separate parts. The switch is the electronic component that connects to the computer in your car and transmits signals to activate the motor when you turn the key.

The ignition lock cylinders have pins that move upwards and downwards to allow your key to slide into and rotate inside the cylinder. Every movement of the cylinder and key ignition replacement creates a tiny friction that helps keep the key in place but over time, these tiny movements can cause the wafer tumblers to wear down. When the tumblers wear down the key will not be able slide into the cylinder, or turn it.

A damaged ignition cylinder is usually the first sign of trouble in most vehicles. However, the key may 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 possible.

It's easy to change your ignition cylinder, but you should only do it if you are confident that you will follow the correct procedure for your vehicle's specific make and model. A complete repair manual for your car can help you get the job done efficiently and correctly. If you're not confident installing the ignition cylinder on your own then let one of our ASE certified mobile mechanics perform the Repair Ignition Lock cylinder for you at a time and place that's convenient to you.

Testing the Ignition Cylinder

The ignition lock Cylinder is a mechanical piece that is fitted to your key and permits it to rotate and start your vehicle. It is inserted into the ignition switch that locks the ignition and reads the anti-theft number to authorize key turning. The ignition lock cylinder will wear out and eventually fail. This could cause issues with your vehicle's power or make it difficult to remove and insert keys.

The main indications that a car's lock cylinder is about to go bad include difficulty getting your car started or locating positions where the key gets stuck when you try to turn it. These issues are typically an indication that the cylinder needs to be replaced. In some cases you may notice an alert light on your dashboard that signals an impending failure.

As the cylinder gets older it may be damaged by corrosion or simply wear and wear and. This could cause the pins and wafer tumblers to break down and break or damage and stop the ignition of your car from unlocking. The ignition may still work in some cases when you move it around. However this could be a sign that something is not right.

You can check the cylinder's ignition to see whether it's worn out, or if the key is bent or damaged. If you have a multimeter, it is possible to back-probe the module's red wire connection and the battery terminal of the ignition coil to determine if there's voltage. If you do not find any voltage, the module and switch are likely to require replacement.

It's best to hire a professional mechanic to replace the ignition cylinder as it could cost between $200 to $300. It can be complicated because you may have remove other parts like the steering column, in order to access the ignition cylinder. Based on the vehicle you have the procedure for replacing it may be accompanied by the need to disable the airbag system, and then you'll need change the programming of your key to work with the new cylinder. This is usually handled by a dealer. However, you could do it yourself if you have the right tools and instructions.