You can get either a Haynes manual
https://haynes.com/en-gb/volvo/s40/2004-2013
or
https://haynes.com/en-gb/volvo/s40/2007-2013
or try and set up VIDA on a computer. I've got both VIDA and Haynes, and tend to use the Haynes manual for most repairs and quick references, and VIDA for more complex jobs.