Why Would the 100 Amp Battery Fuse Be Blowing? Why would the 100 amp battery fuse be blowing. I know it has a short, but what feed off of this. None of the smaller fuses blow. I'm having a problem with my 99 nissan altima's alternator and battery system after I accidentally touched (with a wrench) the power terminal of the alternator while the battery was connected causing a spark. 1999 Nissan Maxima Fuses & Components at CARiD You should always have some extra fuses and relays to make a replacement when it's needed. CARiD is ready to provide you with reliable 1999 nissan maxima electrical parts 7 days a week 24 hours a day.