How to Wire Relay Power Door Lock - YouTube Click to view on Bing2:35In other words, the door lock is actuated by reversing the polarity going to the solenoid. Here is where a relay becomes a very versatile controller of sorts. Here's how the circuit works:Author: ADPTrainingViews: 294K Power Door Locks & Wiring Diagram - YouTube Click to view on Bing3:48Power Door Locks & Wiring Diagram Amazon Printed Books https: Advanced power door lock management is a necessity now given today's complex How to Wire Relay Power Door LockAuthor: ADPTrainingViews: 443K Door Locks - 3 Wire Positive (Type A) Relay Wiring Diagram Door Locks - 3 Wire Positive (Type A) Relay Wiring Diagram: This is one of the most common type of door lock switch configurations found in most vehicles. In most cases you will not need to add relays for this type. 5 Wire Door Lock Relay Diagram | autocardesign 5 Wire Door Lock Relay Diagram– wiring diagram is a simplified within acceptable limits pictorial representation of an electrical circuit shows the components of the circuit as simplified shapes, and the aptitude and signal connections amongst the devices.