After a great day out covering around 50 miles,got back to our village and called at the shop for a few beers,saying to michelle someones got a fire going today smelly bloody thing !.Then only 3 or 4 mins drive back to our house pulls up outside,looked in the rear mirror only to see smoke coming from the vents,Shit all out..Gets the extinguisher out opens the engine lid small flames coming out,but its under the rear appron.Looks under and some fire retardent sound proofer had droped onto the exhaust and cought fire maybe had some oil on it ?.Put it out ok made me sweat a bit,don`t need that .Not too much damage and van fired up ok afterwards.