Team-BHP - View Single Post - Why diesel engines are revved before switching ignition off?

DCEite · 26th October 2005, 08:37

I always have never understood this. Truck drivers, buses, and other big diesel vehicals always revv the engine while turning it off(or should i say just the moment they turn off)? Why is it so? Any technical reasons they are told to do so?

26th October 2005, 08:37	#1 (permalink)
DCEite Distinguished - BHPian Join Date: Sep 2004 Location: (Gur)Gaon Posts: 1,942	Why diesel engines are revved before switching ignition off? I always have never understood this. Truck drivers, buses, and other big diesel vehicals always revv the engine while turning it off(or should i say just the moment they turn off)? Why is it so? Any technical reasons they are told to do so?