Martin Czasch

Verfahren und Dosiersystem zur Schadstoffreduktion in Kraftfahrzeugabgasen

Method and metering system for reducing pollutants in motor vehicle exhaust gases

Verfahren zur Prüfung der Funktionsfähigkeit eines Dosierventils eines NOx-Reduktionssystems einer Brennkraftmaschine

Procedure for checking the functionality of a metering valve of a NOx-reduction system of a combustion engine

System for dosing a urea-water solution into the exhaust gas tract of a vehicle having a diesel engine to reduce nitrogen oxide emissions comprises a supply tank, a dosing unit and a pipe system

Method for determining switching time of solenoid valve in e.g. common-rail fuel injection system of internal combustion engine, involves determining fixed coil current value and/or coil voltage value, based on sampling process

Injecting a reagent into an engine exhaust system comprises determining if a spray pipe is blocked by monitoring reagent and air pressures

Process and device for adding a reagent in the exhaust gas of a combustion engine

Rating Method and apparatus for diagnosis of a metering valve

METHOD FOR IDENTIFYING A SHORT CIRCUIT TO THE POSITIVE TERMINAL OF A BATTERY AND CIRCUIT DEVICE FOR CARRYING OUT THE METHOD