Germans find illegal emissions device in Porsche model

German authorities have found what they consider an illegal "defeat device" in a Porsche diesel model that manipulates emissions levels, leading to the recall of some 22,000 cars.

The model affected is a Cayenne 3-liter TDI that is still in production, Transport Minister Alexander Dobrindt said Thursday.

Authorities will order an obligatory recall as in previous such cases, he added, saying that 7,500 such vehicles have been registered in Germany and some 22,000 across Europe. It's not clear how many more are with dealers or in production.

Dobrindt said that the finding resulted from tests carried out by German authorities. He said that "a so-called...