How to Interpret Complex Electrical Gremlins When Scanning a Modern OBD-II Cars
When you scan a modern OBD-II car, you decode the language of codes, live data, and freeze-frame snapshots into a wiring blueprint. Start by logging DTCs and their suffixes, then validate with real-time sensor streams against specs. Use freeze-frame context to confirm conditions at failure. Map each symptom to circuits, sensors, and ECM logic, prioritizing…