Patent ID: 8763371

Claim:
Method for operating an internal combustion engine of a motor vehicle, the method comprising: providing at least one SCR catalytic converter for after-treatment of exhaust gases of the internal combustion engine; assuring that a sufficient quantity of reducing agent is supplied for operation of the SCR catalytic converter over a range of the motor vehicle by: providing a reducing agent tank with a fill level sensor; acquiring signals from the fill level sensor by a location tracking navigation unit; and evaluating the signals from the fill level sensor by the location tracking navigation unit to calculate the range of the motor vehicle; acquiring signals from a central engine control unit and an SCR catalytic converter control unit; relaying the signals from the central engine control unit and the SCR catalytic converter control unit to the location tracking navigation unit; and evaluating the signals from the central engine control unit and the SCR catalytic converter control unit by the location tracking navigation unit.