[1] [BLACK/WHITE] [When turning the lock; output [+] 12V power supply]
[2] [RED] [Original vehicle input [+] 12V power supply]
[3] [BLACK][input]
[4] [RED/BLACK][output]
*** [Connect the connector on the original car. if you find that the lock has not been connected to the power supply, please switch 1 and 2 to each other]