INTERNAL COMBUSTION ENGINE CONTROL METHOD AND INTERNAL COMBUSTION ENGINE CONTROL DEVICE

A control method for an internal combustion engine in which a driving force is transmitted through a clutch to a driving wheel of a vehicle, the control method includes: when the internal combustion engine which is automatically stopped in a state where the clutch is disengaged is restarted, performing a torque down control to decrease a target torque of the internal combustion engine when the clutch is engaged; and setting a target torque in the torque down control, to a predetermined torque lower limit value determined in accordance with a driving state, the torque lower limit value including at least one of a predetermined full open value set when an accelerator opening degree is full open, and a predetermined full close value set when the accelerator opening degree is full close.