DICTIONARY OF AUTOMOTIVE TERMS - Profile Pictures for ...

heat the mixture, but they do not provide a spark. Named after Rudolf
Diesel (1858-1913), the inventor.
Also see
compression ignition
diesel fuel:
A light oil fuel which has a relatively low ignition temperature
dieseling:
A form of autoignition in which a gasoline engine continues to fire after
the ignition has been shut off. In late-model emission-controlled engines,
dieseling or run-on is caused by heat and the unusually high manifold
pressure that result from retarding the spark at idle.
diesel knock:
The noise caused by the rapid rise in pressure in a diesel engine especially
when the engine is cold or running at a low speed. Also called "diesel
rattle."
dieselling:
See dieseling
diesel oil:
Fuel for cars with diesel engines. This is not a form of lubricating oil. See
cetane rating.
diesel particulate filter:
A filter which removes small particles from a diesel exhaust. It looks like a
honeycomb catalytic converter but acts as a mechanical separator.
diesel rattle:
Another term for diesel knock
die set:
See tap and die set