How to Repair an Ignition Lock Cylinder

If your car key will not turn, it's time change the ignition lock cylinder. The lock cylinder is a mechanical tumbler that your key slides into, and not the switch which is an electrical part of the ignition system.

Over time, "wafers" can break or wear out. Using WD-40 or graphite may temporarily resolve the issue, but replacement is the only permanent solution.

Removing the Steering Column

Most modern cars no longer have a steering column lock cylinder. Instead, they utilize keys that are used to start the vehicle by pressing and turning an on the dashboard panel. This newer system works much more efficiently and is less complicated than the older lock-cylinder method. However, there are a few older cars that still use the traditional ignition lock cylinder. If this component fails, it could be necessary to replace it to get the car started. This is not a job for the beginner and is best left to a professional.

Utilizing a screwdriver, you can remove the fasteners that hold the trim panels that surround the lower and upper parts of the steering column. This allows you to access the area around the steering column.

You will see an Allen head bolt on the side of the steering wheel that is closest to the driver that holds the wiper/signal unit in place. Remove this bolt and place it away. Based on the year of your car, you may have three or four small flat head screws that secure the plastic cover that covers 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 will require the use of a special tool, or you could do it with the help of a piece of metal, such as a cold chisel. A locksmith will also be able to use the shear bolt removal kit.

If you are unable to insert the key into the ignition lock repair services switch the lock cylinder could be stuck. You can either call a locksmith or insert the key into the ignition switch, then move it to the ACC to depress the pin on the lock cylinder.

A locksmith will be able to employ a shear cylinder removing tool or they can cut the pin off the lock cylinder using torch and then shave it down to take it off the lock. They can re-key the 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 ignition cylindrical cylinder is a mechanical component which houses and locks the key in your car. The cylinder is affixed to the key and "reads" the anti-theft codes to allow or denial of the starting of your vehicle. The cylinder is susceptible to wear and tear over time. It can also be bent or damaged. In this case you'll need replace the cylinder in order to get your car running.

A worn or broken cylinder can cause problems turning the key, or cause the ignition switch will not move into the ACC position or RUN or a warning lamp to show up on the dashboard. If you have a spare, consider using it in the lock. You might be able make the cylinder more pliable using graphite or WD-40, but this technique only works for a limited time.

Replace the ignition cylinder if you have an additional key. Follow the instructions above to install the new ignition cylinder. Install the new ignition cylinder by making sure it's properly fitted into the steering-column tube flange, and aligned with the keyway on the shroud. If you are unsure of the correct alignment of the cylinder, consult your car's repair Ignition lock cylinder manual or an automotive expert.

Once the cylinder is in, turn the key to the ACC or RUN position. Listen for a click that indicates that the ignition switch is fully seated inside the cylinder. If your car ignition replacement has an anti-theft device, you will have to perform the anti theft relearn procedure to program the new ignition cylinder to your key.

Some experts recommend having a professional replace the ignition cylinder, since it is usually required to shut off the airbag inside the steering column to gain access to the cylinder. Furthermore, the replacement will likely require removal and replacement of the steering wheel and ignition covers. This is why it's recommended to leave the job to an experienced mechanic. They'll be able to remove the steering wheel cover and replace it with a new ignition locking cylinder inside your car. They'll also verify that the ignition lock cylinder has been programmed with your key and that it is working properly when you insert it.

Installing the Ignition Cylinder

Although ignition lock cylinders are becoming less important in modern vehicles due to advances in remote start and push-tostart systems, they are still prevalent on older vehicles. If you're having trouble starting your car ignition lock or the ignition switch is stuck it could be due to a defective ignition cylinder. It's easy to fix your vehicle's problem by replacing the ignition lock cylinder.

The ignition cylinder is a mechanical component of the system which connects to the ignition lock repair near me switch of your vehicle and provides power to the rest the engine. The ignition switch as well as the ignition cylinder are separate components. The switch is the electronic component that connects to your car's computer and transmits signals to turn on the motor when you turn the key.

Pins on ignition lock cylinders move upwards and downwards, which allows your key to move and rotate within the cylinder. Every movement of the key and cylinder creates a little friction that helps keep the key in place, but over time, these small movements can cause the tumblers on the wafer to wear down. If the tumblers get worn out the key will be unable to 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 could be stuck and become difficult to insert or remove from the cylinder. These are all indications that your ignition lock cylinder should be replaced as soon as it is possible.

Replacing your ignition cylinder isn't difficult, but it's something that should be handled by a trained DIYer only if you're able to follow the right procedure for your specific brand and model of vehicle. A complete repair manual for your vehicle can help you get the task done quickly and accurately. If you're not comfortable installing the ignition cylinder on your own You can let one of our ASE-certified mobile ignition lock repair services mechanics complete the work for you at a convenient time and location.

Testing the Ignition Cylinder

The ignition lock cylinder is a mechanical part that is fitted to your key and permits it to rotate and start your car. It's affixed to the ignition switch that locks the ignition and reads anti-theft coding to permit the key to turn. 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 most obvious signs that your car's lock-cylinder is in danger of failing is difficulty in starting it, or places where the key is caught when you 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 the possibility of a failure.

As the cylinder age, it can become damaged by corrosion or wear and tear. This can cause the pins and tumblers to wear down and break or damage and prevent the ignition of your car from working. In some cases, the ignition will still work if you move it in different directions however this could be a indication that something is wrong.

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

The replacement of the ignition cylinder typically costs $200 to $300, and it's generally recommended to let an expert mechanic do the job. The process is complicated due to the fact that you might have to take other parts to access the ignition cylinder, including the steering column. Based on the vehicle you have, the replacement procedure can also require you to disable the airbag system, and you'll have change the programming of your key to work with the new cylinder. It's usually done by an authorized dealer. However, you can do it yourself if have the proper tools and instructions.