Maybe contact Ford and ask - the engine is on sale in the UK as a crate supply direct from Ford - with all the ancillaries eg water pump, alternator etc - so maybe it is the same in Germany?
See 2.0 GDI link on following page:
http://www.ford.co.uk/experience-ford/AboutFord/Fordcomponentsales/Specification-details-data-sheetsIf it is, it is possible that the engine will be on Ford's parts database and you can order spares for it at your Ford dealership. Believe (but not certain) German contact for Ford component parts are
German Dealers Sauer & Sohn KG
Motorentechnik
Groß-Zimmerner Strasse 51
64807 Dieburg, Germany
Tel: ++49 (0) 60 71 - 20 60
Fax: ++49 (0) 60 71 - 20 62 19
Email: info@sauerundsohn.de
www.sauerundsohn.de