California air regulators on Wednesday urged automakers and engine manufacturers to disclose by the end of the year any unapproved hardware or software programs that compromise a vehicle's emissions ...

Fiat Chrysler will pay a $9.5 million civil penalty to settle allegations it misled investors by not disclosing that it conducted only a limited internal review of its compliance with emissions ...

A damaging series of administrative errors and irregularities saw the organisation’s entire board stood down in 2023 ...

Abstract: Based on the theory of fuzzy PID control, a brand-new and efficient automobile exhaust emission detection system is successfully developed through constant speed, constant torque and ...