This is one of those cases, where all we can do, is provide enough clues, to put you on the road to solving a problem - you need to then put some effort in to do the research. The vehicle manual, will help identify which relay switches the fan on and off, but these days, the relays are usually located in a box, and the purpose of each relay, and fuse, identified by a standard symbol. The symbol for a fan relay, is a fan.
