Yes defiantly mate I've witnessed it on more than 3 occasions I'm using scangauge 2
http://m.scangauge2.co.uk/index.php?...328ea61bceafcb
Anytime from 70 degrees up, but what seems to initiate it is a heavy right foot floor the throttle for a second or two going up a long steep hill of example,you see the exhaust gas temp rise then it rockets upto 500 degrees plus,
With my type of driving 80% town the rest motorway it regens roughly every 350 miles,and lasts for approx 15 mins.