He worked from the battery outward, marking each tested section on a copy of the wiring diagram with a red pencil so he wouldn’t waste time rechecking ground he’d already covered. Some of it, clearly, was ruined. The dash cluster itself was a total loss. Wiring behind it fused into a blackened lump that told him nothing except where the fire had burned hottest. But working outward from there, section by section, Malik found long stretches of harness that tested clean, insulation intact, continuity solid, nowhere near the fire’s actual path.
By the second day, he’d convinced himself the main alternator had failed first and started the whole chain of trouble based on a reading that looked wrong on his first pass through the charging circuit. He ordered a rebuilt alternator from a supplier two towns over, paying for it out of his own savings rather than touching the tax-bill money, and installed it himself with Mr. Bell looking over his shoulder, careful with the torque on every bolt the way Bell always insisted. The combine still wouldn’t hold a stable electrical system. Same symptoms, same intermittent faults, same dead sections of the dash.
Malik sat on the shop floor that evening, staring at the rebuilt alternator he’d just spent real money on, feeling the particular sting of having been wrong in a way that cost something. “You chased one part instead of one problem,” Mr. Bell told him, not unkindly. “Lot of different symptoms can come out of one bad ground or one damaged harness section. Doesn’t matter how many new parts you bolt on if the actual fault’s still sitting somewhere you haven’t looked yet.”
Malik went back through the machine from the beginning. More patient this time, checking every ground point on the frame instead of just the ones he could reach without pulling panels. And running voltage-drop checks under load instead of simple continuity readings that wouldn’t necessarily catch a partial short. He found it on the third day. A main ground strap running near the fire’s original path. The outer insulation on the wire beside it looking intact from the outside, but crumbling to a black brittle mess the moment he flexed it.
Inside that section of harness several wires had melted together under their insulation without ever showing damage on the surface. Shorting against each other in a way that explained almost every symptom the dash had been throwing. The alternator fault included. The alternator itself, it turned out, had been fine all along, just reading badly because of the short feeding it bad information. That short was the current electrical fault. The thing actually keeping the combine from running right two months after the fire.
Tracing the harness further back toward what looked like the hottest point of the original blaze, Malik found what appeared to be the fire’s likely starting point. Old bedding material packed into a wiring channel behind the dash. Dried out and sitting right beside a wire whose insulation had worn through against the channel’s sharp edge. He brought Mr. Bell over before drawing any conclusions. And together they traced the chafe mark and the scorch pattern radiating out from that exact spot.