Various methods and systems are provided for diagnosing a condition of a component in an exhaust gas recirculation system (160). In one example, a method includes selectively routing exhaust from a first subset of engine cylinders (107) to an exhaust passa...

A mounting device for an exhaust gas recirculation valve connected to the exhaust gas circulation path of an engine, wherein a valve housing is mounted on a part for taking out cooling water from an engine block and forms a part of a cooling water path, wh...