ISG Control Method for Vehicle in Congested Area

摘要

PURPOSE: A method for controlling an ISG(Idle Stop and Go) function in a traffic jam is provided to improve the fuel efficiency of vehicles even if a condition about records of a maximum driving speed is not satisfied. CONSTITUTION: A method for controlling an ISG(Idle Stop and Go) function in a traffic jam comprises following steps. A gear shift moves to a neutral shift from a driving shift, and whether a brake is turned on or not is determined(S10). After the step, whether a vehicle speed is below a predetermined speed of the step(S10) or not is determined(S11). The idle stop mode is operated If the vehicle speed is below the predetermined speed of the step, and left idle stop conditions are satisfied except for a location of a gear shift, a condition about records of the maximum driving speed.