Engine 2014: General Subjects

1. A removing "G" and measuring the level in the sump with a 'dip stick'
2. B observing the color change of the column in "J" and its comparative height
3. C removing "D" and measuring the height of the remaining liquid with a float stick
4. D removing the cap from "A" and measuring the height of the hydraulic oil

Tip: press A-D to answer