Patent ID: 8733210

Claim:
An automatic transmission comprising: a transmission case; a valve body which includes a plurality of valves and oil passages arranged in said transmission case; a control valve mechanism which controls oil pressures in parts of said automatic transmission and is installed in said valve body; a plurality of solenoid valves which are attached to said valve body, and arranged at a first side of said valve body and in said transmission case; an electronic control unit which controls said solenoid valves that is attached to said valve body and arranged at a second side of said valve body opposite to said first side across said valve body; a sensor unit attached to said valve body configured with a plurality of sensors, the sensor unit being arranged at the second side of said valve body opposite to said first side across said valve body and arranged side by side with the electronic control unit; a wiring harness that connects said electronic control unit and said solenoid valves, wherein the electronic control unit, a connector arranged on the electronic control unit for connecting the electronic control unit with sensors in respective parts of the vehicle, and the wiring harness that connects the electronic control unit and the solenoid valves are formed on one side of the transmission; a wiring harness connecting part that connects the electronic control unit to the wiring harness; and a manual valve arranged at the second side of said valve body opposite to said first side and positioned outside of said sensor unit and arranged side by side with said wiring harness connecting part.