VEHICLE CONTROL DEVICE AND CONTROL METHOD

A control device of a vehicle which device makes a generated voltage of an alternator (12) variable so that a state of charge SOC of a battery (20) installed in the vehicle reaches a control target includes an idle stop permitting SOC setting unit (S3) for setting a battery state of charge SOC in which idle stop is permissible, and a battery SOC adjusting unit (S6, S8) for reducing and resetting a control target of the battery state of charge SOC in a range beyond the idle stop permitting SOC when a predetermined operation condition holds.