Audi says it has simple fixes for V-6 diesels in U.S.

BERLIN (Reuters) -- Audi says it has found simple technical fixes for its V-6, 3.0-liter diesel engines that U.S. regulators say violate the country's clean air laws. The engine is fitted in about 85,000 Audi, VW and Porsche diesels sold in the U.S.