ISO 11992-3:2003

Road vehicles — Interchange of digital information on electrical connections between towing and towed vehicles — Part 3: Application layer for equipment other than brakes and running gear

ISO 11992-3:2002 specifies the parameters and messages for electronically controlled braking systems other than systems for braking and running gear (i.e. steering, suspension and tyres), to ensure the interchange of digital information between road vehicles with a maximum authorized total mass greater than 3 500 kg and their towed vehicles, including communication between towed vehicles.