When i started at uni i asked one of the old technicians about books in the library - the response.. " Hilliers, its like the bible of all systems found in cars"
it dosent have everything, but it does give you a damn good overview of most systems you'll bump into and really helped expand my knowledge about engines etc.
anyways.. heres the link:
https://www.dropbox.com/sh/cpdqz1bcc4h60ms/AADTzz5ad7bej9kc2DSEU6JSa?dl=0
Happy reading.
Sam