Where is the fuse for aux fan on 1998 318i?

The fuse for the auxiliary fan on a 1998 BMW 318i is typically located in the fuse box, which is found in the engine compartment. You can identify the specific fuse for the aux fan by referring to the diagram on the cover of the fuse box, usually marked with a symbol indicating cooling fan or auxiliary fan. If you're unable to locate it, consulting the owner's manual can provide additional guidance. Always ensure the vehicle is off before checking or replacing fuses.