Self Study Program 249 – Engine Management of the W8 Engine in the Passat Motronic ME 7.1.1
VAG SSP 249. The Motronic engine management system of the W8 engine enables high power output with minimal fuel consumption through adaptation to all operating modes. The heart of the Motronic system is the electronic control unit (J220). It processes incoming signals and transmits adjustment commands for controlling the subsystems. At the same time, the control unit serves the diagnosis of subsystems and components.
For further information on the W8 engine, please refer to SSP 248 „The W Engine Concept“.
- System overview
- Functional diagram
- Test your knowledge
This self-study programme explains the design and function of new developments.
The contents are not updated.
Please always refer to the relevant Service literature for current inspection, adjustment and repair instructions.