Tip - Why did my fan's go out? - 2001-2005 Kia Optima

nancy. here is a long answer:-).The Engine Control Module (ECM) provides a control logic for the cooling system and A/C condenser fans.The ECM controls the cooling system and A/C condenser fans in 3 speeds (Lo, Middle, Hi). The speeds are determined by the vehicle speed, the air-conditioning load an... - 2001-2005 Kia Optima