Isuzu Repair: 92 Isuzu, wiring harness, fuse

Question
Blowing Ignition fuse. Replace fuse and runs for about 1 minute. Replaced ignition coil still same problem. What next?

Answer
Hello george, i can almost gaurantee that you are having a main wiring harness short somewhere or somewhere you have a wire touching something it shouldn't be touching, check your main wiring harness for any bad grounds or open wires. let me know how this goes ok?