The function of the lock-up solenoid valve is to control the lock-up clutch of the torque converter to engage or disengage. Hydraulic valve-actuated or actuator-actuated type is used. In the microcomputer program control, the locking solenoid valve on and off the hydraulic oil circuit, adjusting the locking clutch relay valve action to change the oil circuit or directly change the oil circuit, so that the locking clutch action, to realize the mechanical locking or flexible locking. The locking solenoid valve generally has one or two, for the switching type, proportional type or duty cycle type solenoid valve.
Geely Automobile Group, a subsidiary of Zhejiang Geely Holding Group, is headquartered in Hangzhou, Zhejiang Province, China, with automobile and powertrain manufacturing bases in Taizhou/Ningbo, Zhejiang Province, Xiangtan, Hunan Province, Chengdu, Sichuan Province, Baoji, Shaanxi Province, Jinzhong, Shanxi Province, as well as overseas factories in Belarus and other countries and regions.