A lock Cylinder is when a car can be locked or unlocked by operating a mechanical mechanism.
In most cars, the ignition key is placed in the ignition lock or lock cylinder in the steering column,
- The ignition switch may attach to the lock or mount farther down the steering column,
- Turning the ignition key moves an actuator rod that operates the ignition switch.
- The five positions of ignition lock are: accessory, lock, off, run, and start.