VEHICLE-MOUNTED STRUCTURE FOR DRIVING UNIT

An in-vehicle-mounted structure in which a drive unit is mounted on a vehicle equipped with an engine, the drive unit including a drive motor and a transmission, wherein the drive unit being configured by the drive motor and the transmission connected in series in the width direction of the vehicle, the exhaust pipe of the engine is extended to pass adjacent the transmission in the longitudinal direction of the vehicle, and the transmission is equipped with a coolant flow channel through which flows coolant for cooling lubricating oil that lubricates the speed change mechanism in the transmission, and the coolant flow channel is positioned to face the exhaust pipe.