Solenoid-actuated valve arrangement for a limp-home mode of an automatic transmission

摘要

A solenois-actuated valve arrangement in a four-speed automatic transmission having a structure in combination with the manual valve in the hydraulic circuit that will enable a limp-home mode or limited transmission operation, which will permit the vehicle to operate in park, neutral, second or reverse gear as desired in that absence of electrical power to the solenoid-actuated valves.