Method and apparatus for ignition system spark timing control wh
Method and apparatus for monitoring EGR system flow
Method and apparatus for treating crankcase emissions
Method and apparatus for treating crankcase emissions
Method and apparatus for venting a crankcase of an internal...
Method for controlling an exhaust gas recirculation device in an
Method for controlling an exhaust gas recirculation system of a
Method for determining a failure of an EGR apparatus
Method for forming a signal relating to the quantity of exhaust
Method for removing oil from crankcase ventilation gases and...
Method of and apparatus for controlling vacuum modulating valve
Method of controlling an exhaust gas recirculating valve in an i
Method of controlling an exhaust gas recirculating valve in an i
Method of controlling exhaust gas recirculation for an internal
Method of controlling exhaust-gas recirculation in internal comb
Method of controlling fluid flow rate using on-off type electrom
Method of controlling internal combustion engine exhaust hydroca
Method of controlling operation of internal combustion engines
Method of detecting a fault of an exhaust gas recirculation syst
Method of detecting abnormality in exhaust gas recirculation con