Electrical door locking is a crucial car security feature. But, how do cars' central locking systems work, and what are keyless and smartphone entry systems?

Hopefully you don't have to remove the door glass from your car—it just makes for extra complexity. Finally, the secondary panel is removed and the door lock actuator is accessible.

How Does a Keypad Lock Work?. Locks come in a variety of types and designs to meet a wide range of security needs. While many locks use a simple key-and-tumbler design, some locks use technology ...

A former Tesla Inc. engineer who helped develop the electric-car maker’s home battery product is now trying to reinvent the humble electrical panel.