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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 Key Repair lock cylinder. In contrast to 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 that your key slides into.

Over time they "wafer" tumblers wear out or break. WD-40 and graphite may temporarily solve the problem but replacing the tumblers is the only option.

Eliminating the Steering Column

Modern cars do not use a steering column lock cylinder. They use keys to start the vehicle by pressing and turning an electronic switch located in the dash panel. This modern system is simpler and more effective than the traditional lock cylinder method. However, there are a few older vehicles that employ the traditional ignition lock cylinder. If this component is damaged, it might be necessary to replace it to allow the car ignition barrel replacement to start. This is not an activity for the novice and is best left to professionals.

Remove the trim panels that cover the upper and lower steering columns with a screwdriver. This will give you access to the area surrounding the steering column.

On the side of the steering column that is closest to the driver, you will notice an Allen head bolt that pins the signal and wiper assembly to the column. Remove the bolt and set it aside. Based on the year of your car, you might have three or four small screws with flat heads that hold the plastic cover over the turn signal switch in place. Unscrew them and put them aside.

To get to the lock cylinder, you'll have to take off the wiper/signal unit. You can make use of a specific tool to accomplish this, or ghetto it using an object of metal, such as a cold-chisel. Locksmiths will also be equipped with the shear bolt removal kit.

If the key isn't able to be placed into the ignition switch, it's likely that the lock cylinder is stuck. You can call a locksmith or insert the key into the ignition switch and move it to the ACC to depress the lock cylinder's pin.

Locksmiths can use a shear tool to take off the lock cylinder. They can use a torch to cut the pin, then shave the pin down to take it off. They can change the cylinder's key ignition replacement to match the keys you have and will save you the cost of a new ignition cylinder.

Replace the Ignition Cylinder

The ignition Cylinder is a cylindrical mechanical part that houses and secures the key in your vehicle. The cylinder is affixed to the key and "reads" the anti-theft code to permit or block the start of your vehicle. Over time the cylinder wears out. It could also be bent or broken. If this occurs, the cylinder may have to be replaced in order for your vehicle to begin.

Symptoms of a broken or worn cylinder are issues when turning your key or with the ignition switch not moving to the ACC or RUN position, or with a warning light appearing on the dash. If you have a spare, try using it in the lock. You might be able to finesse the cylinder with some graphite or WD-40. However, this technique only works for so long.

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

Once the cylinder is in then turn the key to the ACC or RUN position. Listen for the click to confirm that the ignition switch has been fully seated in the cylinder. If your car has an anti-theft device, you'll have to perform the anti-theft relearn process to programme the new ignition cylinder to your key.

Some experts suggest hiring a professional to replace the ignition cylinder since it is usually necessary to disable the airbag in the steering column to access the cylinder. Furthermore, the replacement will likely involve removing and replacing the ignition and steering wheel covers. Because of this, it is a job best left to a professional mechanic. They'll be able remove the cover for the steering column and then properly install a new ignition lock cylinder in your vehicle. They'll also be able to verify that the ignition lock cylinder is programmed with your key and begins to work correctly when you insert it.

Installing the Ignition Cylinder

Although ignition lock cylinders are becoming less important in modern vehicles thanks to advancements in remote start and push-to-start systems, they are still prevalent on older vehicles. If your car's ignition switch or key seems to be stuck, or if you're experiencing difficulty starting your vehicle the problem could be due to a malfunctioning ignition lock cylinder may be the cause. It's simple to fix the issue by replacing the cylinder of the ignition lock.

The ignition cylinder is the mechanical portion of the system that is inserted into your car's ignition switch and supplies power to the rest of the engine. Many people confuse the term "ignition switch" with the ignition cylinder, they are actually two separate parts. The switch is an electrical device that connects with the computer in your car to send signals to activate the engine when you turn the ignition key.

Pins on ignition lock cylinders move up and down, which allows your key to move and rotate within the cylinder. Each movement of the cylinder and key creates friction, which keeps the key in its place. However, over time the wafer tumblers may wear out. When the tumblers have worn down, your car's key will not be able to slide into or turn the cylinder.

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

Replacing the ignition cylinder on your vehicle isn't difficult, but it's a job that should be done by a skilled do-it-yourselfer only when you're confident enough to follow the proper procedure for your specific brand and model of vehicle. A full repair manual for your car will assist you in getting the job done efficiently and correctly. If you're not comfortable installing the ignition cylinder on your own make one of our ASE certified mobile mechanics complete the repair for you at a time and location that's convenient to you.

Testing the Ignition Cylinder

The ignition lock cylinder is a mechanical part that is affixed to your key and permits it to turn and start your car. It is placed inside the ignition switch that locks the ignition, and reads the anti-theft code to allow the key to turn. The cylinder for the ignition lock is susceptible to wear and may eventually fail, leading to issues powering your vehicle or making it hard to insert and remove the key.

Some of the most common signs that your car's lock-cylinder is about to fail is difficulties in starting it or places where the key gets caught when you turn it. These are usually a sign that the cylinder must be replaced. In some cases you may even see a warning light on your dashboard that indicates the possibility of a failure.

As the cylinder gets older, it may be damaged through wear and tear. This could cause the pins and tumblers made of wafer to wear down, cause damage or even break, which can prevent your car's ignition from working. In certain instances the ignition may function if you jerk it around but this is a dangerous indication that something is wrong.

You can check the cylinder of your ignition and determine whether the cylinder or the key is damaged or worn out. If you own a multimeter, you could probe the module's red wire connection and the battery terminal of the ignition coil to see if there is the voltage. If you do not find any voltage or a switch, the module will likely need to be replaced.

It is recommended to hire an expert mechanic to replace the ignition cylinder, since it can cost anywhere between $200 to $300. It can be complicated due to the fact that you might have remove other parts, such as the steering column, in order to reach the ignition cylinder. The replacement procedure may also require you to turn off the airbag system and reprogram your key to work with the new ignition cylinder. It's usually done by an authorized dealer. However, you could do it yourself if have the right tools and the right instructions.