METHOD OF PRECONDITIONING ON-BOARD CHARGING EQUIPMENT AND VEHICLE INCLUDING THE SAME

A method of preconditioning on-board charging equipment for a vehicle including a rechargeable energy storage system (RESS) includes: determining whether a vehicle charging event will occur within a predetermined period of time; determining whether an initial temperature of the on-board charging equipment is below a first predetermined temperature; and increasing the initial temperature of the on-board charging equipment prior to the vehicle charging event when it is determined that the vehicle charging event will occur within the predetermined period of time and the initial temperature of the on-board charging equipment is below the first predetermined temperature, wherein the initial temperature of the on-board charging equipment is increased using a charging and discharging loop.