📊 What’s an ECM Map? Have you ever heard of ECM “maps” or “mapping”? 👀 It stands for Memory Array Programming and is basically a graph that controls your engines fuel and timing depending on throttle position, temperatures, etc.. ⚡🚛 These maps can be adjusted to boost horsepower or improve fuel mileage, depending on what you need. 💪⛽ Do you want to learn more about ECMs? Drop a comment! #DetroitDiesel #DieselMechanic #TruckECM #ECMDiagnostics #truckrepair | Oscar Truck ECM