Awasome 5.9 Diesel Check Engine Light Burning Smell And Black Exaust References. This means that part of the diesel fuel remains unburnt and turns into black soot. Causes of blue smoke from diesel engines exhausts plant manufacturers who build their.web

The most common symptoms of a bad catalytic converter are a sulfur smell.web Oil leaks from engine components such as gaskets, worn engine oil seals,.web Blue smoke is excess lubricating oil present.web