A blown fuse happens when a component draws too much current, causing the thin metal strip inside the fuse to break.

Sends high amperage to the starter solenoid when executing a crank. K3 (Fuel Pump Relay): Powers the electric fuel lift pump.

To ensure I provide the most accurate help for your repair, could you tell me is currently failing on your machine? If you are seeing any diagnostic trouble codes (DTCs) on the digital display monitor, or if your machine is a specific model year , let me know so we can narrow down the exact wiring path. Share public link

, the main electrical distribution is split between the cab interior and the engine compartment. Primary Panel Location & Accessibility Main Load Center