under the bonnet, has 4wd or attessa or something on the fuse lid cover to clue you into which one it is. Prolonged use with the fuse out can cause damage to 4wd system(i have heard) if you were to go drifting or something like that. It may be benifitial to raise the car and pull the front drive shaft, about a 5-10min job, 8 bolts in total (from memory)