A drive control system for a hybrid vehicle, the drive control system comprising: a power split mechanism including a carrier, a sun gear and a ring gear as rotating elements, the power split mechanism being configured to carry out differential action, a torque output from an engine being transmitted to the carrier; a brake mechanism configured to selectively stop rotation of the carrier; a first motor coupled to one of the sun gear and the ring gear, the first motor being able to generate an electric power; an output member coupled to the other one of the sun gear and the ring gear; a second motor configured to add a driving torque for propelling the hybrid vehicle to a torque of the output member; and an electronic control unit configured to obtain a temperature of the power split mechanism based on a first time that is a duration of a motor driven state and a rate of rise in the temperature, allow the motor driven state when the obtained temperature obtained by the electronic control unit is lower than a predetermined upper limit temperature, and inhibit the motor driven state when the obtained temperature is higher than or equal to the upper limit temperature, the motor driven state being a state that satisfies following conditions i) to iii), i) rotation of the carrier is stopped by the brake mechanism, ii) a torque output from the first motor is transmitted to the output member via the power split mechanism, and iii) the second motor is outputting the driving torque, and characterized in that the electronic control unit is configured to set the rate of rise in the temperature to a larger value as at least any one of the following values vi) to viii) increases, vi) a rotation speed of the first motor, vii) a torque that is input from the first motor to the power split mechanism, and viii) an energy that is input from the first motor to the power split mechanism. a power split mechanism including a carrier, a sun gear and a ring gear as rotating elements, the power split mechanism being configured to carry out differential action, a torque output from an engine being transmitted to the carrier; a brake mechanism configured to selectively stop rotation of the carrier; a first motor coupled to one of the sun gear and the ring gear, the first motor being able to generate an electric power; an output member coupled to the other one of the sun gear and the ring gear; a second motor configured to add a driving torque for propelling the hybrid vehicle to a torque of the output member; and an electronic control unit configured to obtain a temperature of the power split mechanism based on a first time that is a duration of a motor driven state and a rate of rise in the temperature, allow the motor driven state when the obtained temperature obtained by the electronic control unit is lower than a predetermined upper limit temperature, and inhibit the motor driven state when the obtained temperature is higher than or equal to the upper limit temperature, the motor driven state being a state that satisfies following conditions i) to iii), i) rotation of the carrier is stopped by the brake mechanism, ii) a torque output from the first motor is transmitted to the output member via the power split mechanism, and iii) the second motor is outputting the driving torque, and characterized in that the electronic control unit is configured to set the rate of rise in the temperature to a larger value as at least any one of the following values vi) to viii) increases, vi) a rotation speed of the first motor, vii) a torque that is input from the first motor to the power split mechanism, and viii) an energy that is input from the first motor to the power split mechanism. i) rotation of the carrier is stopped by the brake mechanism, ii) a torque output from the first motor is transmitted to the output member via the power split mechanism, and iii) the second motor is outputting the driving torque, and characterized in that the electronic control unit is configured to set the rate of rise in the temperature to a larger value as at least any one of the following values vi) to viii) increases, vi) a rotation speed of the first motor, vii) a torque that is input from the first motor to the power split mechanism, and viii) an energy that is input from the first motor to the power split mechanism.