Control system for vehicle and control method

A control system for a vehicle that controls a vehicle including an electric motor as a drive source, the control system comprising:

• a single or plurality of storage devices in which a vehicle model and a gear-shifting line map for a stepped transmission are stored, the vehicle model being a model for reproducing, in the vehicle, a vehicle characteristic of a virtual vehicle, the stepped transmission being included in an automatic gear-shifting engine vehicle as the virtual vehicle;
• and
• a single or plurality of processing circuits configured to execute a traveling control to imitate traveling of the virtual vehicle, based on the vehicle model, wherein:
• the vehicle model includes a transmission model for reproducing, in the vehicle, a gear-shifting characteristic of the automatic gear-shifting engine vehicle, the transmission model being constructed based on the gear-shifting line map;
• and
• the single or plurality of processing circuits is configured to execute a customization process of the gear-shifting characteristic in accordance with a customized setting for the gear-shifting characteristic, when the customized setting is received from a user interface.