July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC C1503 TCS/ESC Switch Error: General Description

Driver can inhibit the ESC control by ESC switch. When switch signal send into HECU, ESC warning lamp go ON and ESC control is stopped and if next switch signal is inputted again, ESC control is ready. This function is used for sporty driving or vehicle inspection.