Principle of Operation: Notes

Fig 1: Principle Of Operation

Courtesy of BMW OF NORTH AMERICA, INC.

Operation of the Engine Management System is broken into 6 subsystems. These subsystems are:

• Power Supply
• Air Management
• Fuel Management
• Ignition Management
• Emission Management
• Performance Management

Fig 2: Engine Management System Power Supply

Courtesy of BMW OF NORTH AMERICA, INC.