Truck Accident
May 19
The ‘Black Box’ in Semi-Trucks: What ECM Data Tells Crash Investigators
Semi truck black box ecm data can tell investigators almost exactly what happened in the seconds before a Charlotte 18-wheeler crash — speed, brake application, throttle position, steering input, and engine status. This data is captured automatically by the truck’s engine control module (ECM) and is independent of anything the driver claims later. Furthermore, the data ...