graph LR crank_battery["Crank Battery (2018 Hilux)"] battery_3["Battery 3 — Century Lithium Pro 150Ah"] crank_battery -->|"red — heavy battery cable — 300A manual bridge — the jump-link"| battery_3 alternator["Hilux Alternator (smart)"] enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] alternator -->|"black cloth — ignition sense only — 0.1A measured"| enerdrive_dcdc roof_solar["Roof Solar Array — 2x 130W"] enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] roof_solar -->|"red — 8mm — 60A NARVA inline fuse on main feed"| enerdrive_dcdc enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] argo_fet["Victron ArgoFET 200-3"] enerdrive_dcdc -->|"red — fat — 70A breaker behind seat — main charge path"| argo_fet argo_fet["Victron ArgoFET 200-3"] battery_1["Battery 1 — HardKorr 200Ah"] argo_fet -->|"red — fridge bank"| battery_1 argo_fet["Victron ArgoFET 200-3"] battery_2["Battery 2 — Century Lithium Pro 150Ah"] argo_fet -->|"red — starlink/canopy bank"| battery_2 argo_fet["Victron ArgoFET 200-3"] battery_3["Battery 3 — Century Lithium Pro 150Ah"] argo_fet -->|"red — 8ga — 0.5V drop measured across the old diode"| battery_3 enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] argo_fet["Victron ArgoFET 200-3"] enerdrive_dcdc -->|"red — thin — the loop — energize fed by solar voltage"| argo_fet battery_3["Battery 3 — Century Lithium Pro 150Ah"] projecta_600w["Projecta 600W Inverter"] battery_3 -->|"red — 8ga — 70A breaker"| projecta_600w battery_1["Battery 1 — HardKorr 200Ah"] engel_80l["Engel 80L Fridge/Freezer"] battery_1 -->|"red — 50A breaker, grey Anderson plug"| engel_80l battery_2["Battery 2 — Century Lithium Pro 150Ah"] starshield_48v["Starshield 12V to 48V Converter"] battery_2 -->|"red — 50A breaker, Anderson quick-disconnect"| starshield_48v starshield_48v["Starshield 12V to 48V Converter"] starlink_mini["Starlink Mini"] starshield_48v -->|"48V feed — mandatory converter"| starlink_mini battery_1["Battery 1 — HardKorr 200Ah"] shunt_monitor["HardKorr 500A Shunt + Bluetooth Monitor"] battery_1 -.->|"black"| shunt_monitor battery_2["Battery 2 — Century Lithium Pro 150Ah"] shunt_monitor["HardKorr 500A Shunt + Bluetooth Monitor"] battery_2 -.->|"black"| shunt_monitor roof_solar["Roof Solar Array — 2x 130W"] enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] roof_solar -->|"red — thick — WRONG PORT as found — solar on battery input"| enerdrive_dcdc roof_solar["Roof Solar Array — 2x 130W"] enerdrive_dcdc["Enerdrive ePOWER DC2DC 40A+"] roof_solar -.->|"black — solar return; daisy-jumpered 3-5-7"| enerdrive_dcdc battery_3["Battery 3 — Century Lithium Pro 150Ah"] shunt_monitor["HardKorr 500A Shunt + Bluetooth Monitor"] battery_3 -.->|"black — fat — WRONG SIDE as found — shunt miswire"| shunt_monitor tjm_solar_unit["TJM Solar Unit"] click battery_1 href "/component/battery_1" click battery_2 href "/component/battery_2" click battery_3 href "/component/battery_3" click crank_battery href "/component/crank_battery" click enerdrive_dcdc href "/component/enerdrive_dcdc" click engel_80l href "/component/engel_80l" click shunt_monitor href "/component/shunt_monitor" click alternator href "/component/alternator" click projecta_600w href "/component/projecta_600w" click roof_solar href "/component/roof_solar" click starlink_mini href "/component/starlink_mini" click starshield_48v href "/component/starshield_48v" click tjm_solar_unit href "/component/tjm_solar_unit" click argo_fet href "/component/argo_fet" classDef ok fill:#14301f,stroke:#3fb950,color:#fff; classDef gap fill:#4a2c15,stroke:#f0883e,color:#fff; classDef fail fill:#4a1515,stroke:#f85149,color:#fff; class battery_1,engel_80l,projecta_600w ok; class battery_2,battery_3,enerdrive_dcdc,shunt_monitor,alternator,roof_solar,starlink_mini,starshield_48v,tjm_solar_unit,argo_fet gap; class crank_battery fail;