Ghibli S Q4 review by CNET, the review is slightly focused on the in-car technology, but overall a positive review with a ‘very good’ rating. It includes a video in addition to the review text and pictures. 2014 Maserati Ghibli S Q4 review - CNET
Mine was manufactured 12/2013 (delivered 3/14) and there are no headlight washers either. Might be an add to a later manufacturing date. I looked through my build sheet and don't even see them as an option or add-on to any of the 4 packages on on S Q4.