My 650i F12 EZ 3/2011 goes back to the dealer. (Leasing end) Beginning of June 2012. We had 27 nice months and about 35,000km together. Calculated the car on average 11.78l V Power Shell consumed fuel on 100km and a total of 2l engine oil. Hut off, because there were fast highway stages and some tracks. He always jumped and never let me down. Just a BMW(joy driving!) There was over the whole This was done after two days with my friend to my complete satisfaction! No problems with the electronics or the roof. I am a bit sad and hope the successor (M3 F80 ordered from spring 2015 today) makes me just as much fun and will be so incredibly reliable. Thank you for the friendly suggestions and advice here in the forum. I always felt quite comfortable here. driving with these beautiful cars. 6 cylinder drivers included!(laughs) Bye-bye Greeting Wilfried