I got a check engine light for the code P0480 my radiator fan is not turning on at all the fan spins easily with my hand. car is relying on the ac fan to cool off but it doesn't help Obviously. car starts heating up when idle. temp is normal when driving. I need help on what to do to fix this issue. is it the fuse? or relay etc? I don't know and I need details of how to get the relay or fuse to get this fan turning on.