Monthly Archives: April 2021

3 Reasons Why Your Car Smells Like Rotten Eggs

3 Reasons Why Your Car Smells Like Rotten Eggs

A rotten egg smell is most commonly associated with the element called sulfur and, should this come from your car, raise concern that there is a significant problem. Fuel naturally contains sulfur, but this sulfur is converted into a neutral smelling compound during combustion and afterward in your car's emissions system. A lingering rotten egg smell could be due to one of the following three common problems. A faulty catalytic converter The catalytic converter in your vehicle is designed to neutralize emissions, like hydrogen sulfide, to harmless, odorless gases that do not contribute to air pollution. A faulty or clogged catalytic converter will not function optimally and leads to the emission of unneutralized, harmful, and intense sulfur gas. Additionally, a converter with a significant build-up of byproducts may overheat and further contribute to a smell like rotten eggs. A fuel pressure sensor malfunction The fuel pressure sensor regulates the flow of fuel ... read more