| Audi Engine Management 43 - Secondary Air Injection Operation | 
          
                  | Audi Engine Management 42 - Misc Inputs and Outputs, Power Supply | 
          
                  | Audi Engine Management 41 - Audi Valve Lift (AVS) on B cycle Engines | 
          
                  | Audi Engine Management 40 - Audi Valve Lift (AVS): Cylinder Deactivation (Cylinder on Demand) | 
          
                  | Audi Engine Management 39 - Audi Valve Lift (AVS): Camshaft Adjustment Actuators | 
          
                  | Audi Engine Management 38 - Audi Valve Lift (AVS) Operation | 
          
                  | Audi Engine Management 37 - Variable Valve Timing Types and Operation | 
          
                  | Audi Engine Management 36 - Tumble Flap Types and Operation | 
          
                  | Audi Engine Management 35 - Variable Intake Manifolds Operation | 
          
                  | Audi Engine Management 34 - System Authority |