Electrical problem
1997 Audi Quattro 6 cyl Four Wheel Drive Automatic 180000 miles
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FUSE #7(license plate,glove box,air cond display,ashtray,instrument cluster) 5amp blows as soon as it is replaced. tried 15amp, 20amp & 30amp with spark/blowing of fuse. cannot see any black/charring on wires from fusebox. problem went from intermittent to constant in 3 months. pops/sparks when fuse blows. do I have a short i(wires touching)in dashboard? blown lightbulb also?