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How to Repair an Ignition Lock Cylinder

If your car's ignition key will not turn, it's time to replace the cylinder that controls the ignition. Contrary to 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 is able to slide into.

Over time, "wafers" can break or wear out. Using WD-40 or graphite can temporarily fix the problem however replacement is the only way to fix it permanently.

Removal of the Steering Column

Modern cars don't have steering column locks. Instead, they use keys that are used to start the vehicle by pressing and turning an on the dash panel. This modern system is simpler and more efficient than the old lock cylinder method. However, there are older vehicles that use the traditional ignition lock cylinder. If this part fails, it may be necessary to replace it to get the car started. This is not an activity for the novice and is best left to professionals.

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

On the side of the steering column closest to the driver, you'll notice an Allen head bolt that holds the assembly of the wiper and signal. Remove this bolt and place it away. Depending on the year of your car ignition switch repair, it could have three or four small flat head screws that hold the plastic cover over the turn signal switch. Take these screws off and put them aside.

To access the lock cylinder, you'll need to remove the wiper/signal assembly. You can either employ a special tool accomplish this, or ghetto it with an object of metal, such as a cold-chisel. A locksmith can also use an instrument to remove bolts.

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 release the lock cylinder pin or you can call an expert locksmith for assistance.

A locksmith will be able to make use of a shear cylinder removal tool or cut the pin from the lock cylinder with torch and then shave it to take it off the lock. They can re-key your ignition cylinder so that 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 a cylindrical mechanical part that houses and locks the key of your car. The cylinder is fitted to the key and "reads" anti-theft code to allow or denial of the starting of your vehicle. Over time the cylinder will wear out. It can also be bent or damaged. In this case you'll need replace the cylinder in order to start your car.

The signs of a damaged or worn cylinder include problems with turning your key, or the ignition switch not advancing into the ACC or RUN position, or with a warning light appearing on the dashboard. If you have a spare, you can try using it in the lock. You could try using some WD-40 or graphite to tweak the cylinder but this is only effective for a short period of period of time.

Replace the ignition cylinder if you have an alternative key. Follow the steps above to install the new ignition cylinder. Install the new ignition cylinder making sure that it is properly seated into the steering-column tube flange and aligned to the keyway on the shroud. If you're not sure about the correct alignment of the cylinder, check your car's repair manual or an automotive expert.

After the cylinder is installed, turn the ignition key to ACC or RUN. You should hear a click confirm that the ignition switch has been fully seated into the cylinder. If your car has an anti-theft device, you will need to follow the anti-theft relearn procedure to programme the new ignition cylinder into your key.

Some experts suggest hiring a professional to replace the ignition key replacement cylinder, as it is often required to deactivate the airbag inside the steering column to access the cylinder. The replacement process will likely require the removal of the steering wheel and ignition covers. This is why it's best to let an experienced mechanic. They'll be able remove the steering column cover and install a brand new ignition lock cylinder into your vehicle. They'll also be able verify that the ignition lock cylinder has been programmed with your key, and that it is properly started when you insert it.

Installing the Ignition Cylinder

Although cylinders for ignition locks are becoming less necessary in modern vehicles due to advancements in remote start and push-to-start systems, they're common on older cars. If you're having trouble starting your car or the auto ignition key replacement switch is not working it could be due to an issue with your ignition cylinder. It's easy to fix your car's issue by replacing the ignition lock cylinder.

The ignition cylinder is the part of the system that slides into the ignition switch in your car and supplies power to the rest of the engine. The ignition switch and the ignition cylinder are two distinct components. The switch is an electronic component that connects to your car's computer system to transmit signals to turn on the engine when you turn the ignition key.

Ignition lock cylinders have pins that move upwards and downwards to let your key slide into and rotate within the cylinder. Each movement of the key and cylinder creates friction that keeps the key in place. However, over time the wafer tumblers may wear out. If the tumblers wear down, the key of your car won't be able to slide into or rotate the cylinder.

A worn-out ignition cylinder is typically the first sign of trouble in the majority of vehicles. The key can also become stuck and difficult to insert into or remove from the ignition key replacement lock cylinder. These are all indications that your ignition lock cylinder should be replaced as soon as possible.

Replacing the ignition cylinder on your vehicle isn't difficult, but it's something that should be handled by a skilled do-it-yourselfer only if you're confident enough to follow the proper procedure for your specific brand and model of vehicle. You can do the job quickly and correctly with a complete Repair ignition lock cylinder manual for your vehicle. If you're not comfortable installing the ignition cylinder on your own it is possible to have one of our ASE-certified mobile mechanics do the work for you at a time and location.

Testing the Ignition Cylinder

The ignition lock cylinder, also known as the ignition lock cylinder is a mechanical part that fits on your key in order to enable it to turn and start your car. It's mounted inside the ignition switch that locks the ignition and reads the anti-theft code to allow the key to turn. The cylinder that locks the ignition may wear out and eventually fail. This can cause issues with the power of your vehicle or make it difficult to insert and remove keys.

The most obvious signs that your car's lock-cylinder is about to fail is difficulties in starting it or areas where the key is caught when you turn it. These problems usually mean that the cylinder is worn down and requires replacement. You may even see a warning light flashing on your dashboard to indicate an imminent failure.

As the cylinder gets older it may be damaged due to corrosion or wear and tear. This can cause the pins and tumblers to wear down, damage or break and prevent the ignition of your car from unlocking. In some cases the ignition may work if you move it into different positions but this is a dangerous sign that something could be wrong.

You can test your ignition cylinder to determine whether it's worn out, or if the key has been bent or damaged. You can use a multimeter to check whether there is a voltage difference between the red wire connector of the module and the battery terminal of the ignition coil. If you do not find any voltage then the switch and module are likely to need to be replaced.

The replacement of the ignition cylinder usually costs between $200 and $300, and it's usually best to let an experienced mechanic complete the job. The process is complicated due to the fact that you may have to take other parts to access the cylinder for ignition, such as the steering column. The process of replacing it could require you to disable the airbag system and reprogram your key to work with the new ignition cylinder. This can be done at an authorized dealer however, you can also learn how to do it yourself with the right tools and instructions.