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How to Repair an Ignition Lock Cylinder

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

Over time, "wafers" can break or wear out. WD-40 and graphite may temporarily fix the issue however, replacing the tumblers is the only way to fix it.

Removing the Steering Column

Modern cars do not have steering column locks. Instead, they use keys that can be used to start the car by pressing and turning a switch on the dashboard panel. This newer method is easier and more efficient than the older lock cylinder method. Some older vehicles still employ the traditional lock cylinder. When this part fails, you may require replacing it in order to start the vehicle. This isn't a task for the beginner and should be left to an experienced professional.

With a screwdriver, take out the fasteners that hold the trim panels that surround the lower and upper parts of the steering column. This will allow you access to the area around the steering column.

On the side of the column closest to the driver, you will see an Allen head bolt that pins the assembly of the wiper and signal. Remove the bolt and set it away. 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.

In order to get at the lock cylinder, you'll need to remove the wiper/signal assembly. This requires the use of a special tool or you can ghetto to do it using a piece of metal like a cold chisel. A locksmith can also use the 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 press the pin on the lock cylinder, or you can contact a locksmith for help.

A locksmith can use a shear tool to remove the lock cylinder. They can make use of a torch to cut the pin and then shave the pin to take it off. They can also re-key your ignition cylinder to ensure it matches the keys you already have. This will save you money on a new ignition.

Replace the Ignition Cylinder

The ignition lock repair cylinder is the mechanical cylinder that houses and locks your car's key. The cylinder "reads" the anti-theft code and fits your key to start or stop your vehicle. Over time the cylinder wears out. It could also break or get bent. If this occurs, the cylinder may require replacement in order for your vehicle to begin.

A worn or broken cylinder can cause problems turning the key, or the ignition switch not moving into the ACC position or RUN or a warning light to illuminate on the dashboard. If you have an extra, put it in the lock. You may be able to make the cylinder more pliable using graphite or WD-40, however this technique only works for a limited time.

If you have a brand new key you can replace the ignition cylinder, and follow the instructions above to install it. When installing the new ignition cylinder ensure it is placed within the flange on the steering column tube, and that it is aligned correctly with the keyway on the shroud of the steering column. Refer to the car's manual or an expert to make sure that the cylinder is properly aligned.

After the cylinder has been installed and the key is turned to the ACC or RUN position. You should hear a click confirm that the ignition switch has been fully seated in the cylinder. If your vehicle has an anti-theft device, you will have to go through the anti-theft relearn process for the new ignition cylinder in order to program it to your key.

Some experts recommend having a professional replace the ignition cylinder, since it is often required to shut off the airbag in the steering column to access the cylinder. Furthermore, the replacement will likely require taking off and replacing the ignition and steering wheel covers. Because of this, it is a task best left to an experienced mechanic. They'll be able to take off the cover on the steering column and then properly install a new ignition lock cylinder in your vehicle. They'll also be able verify that the ignition lock cylinder is programmed with your key, and that it is properly started when you insert it.

Installing the Ignition Cylinder

Even though cylinders for ignition locks are no longer as important in modern vehicles because of remote start and push-tostart systems older vehicles still have these cylinders. If your car's ignition switch or key is stuck or you're having difficulty starting your car it's possible that a damaged ignition lock cylinder could be the cause. Luckily, it's relatively easy to replace your car's ignition lock cylinder and fix the issue.

The ignition cylinder is the mechanical part of the system that is inserted into your car's ignition switch and sends 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 key.

Ignition lock cylinders feature pins that move up and down to let your key slide into and rotate within the cylinder. Every movement of the key and cylinder creates friction, which keeps the key in place. However, as time passes the wafer tumblers may wear out. When the tumblers have worn down, your car's key won't be able to slide into or turn the cylinder.

A worn-out ignition cylinder is typically the first sign of trouble in the majority of vehicles. The key could be stuck and make it difficult to insert into or out of the ignition lock cylinder. These are all signs that the ignition lock cylinder needs to be replaced as soon as possible.

It's not a big deal to replace the ignition cylinder, but you should only do it if you are confident that you will follow the proper procedure for your car's specific make and model. A full repair manual for your vehicle can help you get the job done efficiently and correctly. If you're not comfortable installing the ignition cylinder yourself, have one of our ASE certified mobile mechanics do the repair ignition lock cylinder [look at here now] for you at a time and location that is convenient for you.

Testing the Ignition Cylinder

The ignition lock cylinder, also known as the ignition lock cylinder, is a mechanical component that fits on your key to permit it to turn and start your car. It is mounted inside the ignition switch, which secures the ignition, and reads the anti-theft codes to authorize key turning. The cylinder for the ignition lock can wear out and eventually fail. This can cause problems with the power of your vehicle or make it difficult to remove and insert keys.

The main signs that a car's lock cylinder is about go bad include difficulty starting your car or locating positions 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 might even notice a warning light flashing on your dashboard, signalling the possibility of a failure.

As the cylinder age it is likely to be damaged due to wear and tear. This could cause the wafer tumblers and pins to wear down, cause damage or even break, which could stop your car's ignition from functioning. The ignition may still work in some instances by moving it around. However this could indicate 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 use a multimeter to check whether there's a voltage connection between the red wire connection of the module and the battery terminal of the ignition coil. If you don't see any or no voltage, the switch and module likely need replacing.

It is recommended to hire an expert mechanic to replace the ignition cylinder as it can cost between $200 to $300. It can be complicated because you may have remove other components such as the steering column, to get to the ignition cylinder. The replacement procedure may also require you to deactivate the airbag system and reprogram your key to work with the new ignition cylinder. It is usually done by an agent. However, you can do it yourself if have the right tools and instructions.