Using the 1.2 TSI engine as an example
1. Expansion tank for coolant.
2. Reservoir for glass washer fluid.
3. Oil filler neck for filling with engine oil.
4. Engine oil gauge (probe).
5. Expansion tank of the hydraulic brake drive.
6. Battery (under the cover).
Note. The arrangement of parts in the engine compartment for all gasoline and diesel engines is largely the same.