Industry Update: Heavy Vehicle Truck Data

event data recorder

Robert S. Kinder, Jr., Mechanical Engineer ::::
Event data recorders (EDR) have been a hot topic since late 2012 when the National Highway Traffic Safety Administration (NHTSA) proposed a rule requiring EDRs in all passenger vehicles and light trucks. Although the rule does not apply to heavy trucks, many of them can store event data within the vehicle’s electronic control module (ECM). Data stored in the ECM was originally designed to optimize fuel economy, emissions control, and engine diagnostics. However, ECMs can record data that is relevant to a particular collision and useful in a situational appropriate collision reconstruction. It’s important to note that data from heavy trucks can be volatile. Continue reading “Industry Update: Heavy Vehicle Truck Data”