by the steady state full load torque characteristic curve m vl n m the zero torque curve m m 0 the idle speed n idle and the cut off speed n lim of the internal combustion engine the engine dynamic characteristic map is subdivided into four regions a b c d by the intake torque characteristic curve m s n m and the boost threshold speed n l u2014 min of the internal combustion engine in the first region a 0 u2266 m m lt m s n m n idle u2266 n m lt n l u2014 min that is below the intake torque characteristic curve m s n m and below the boost threshold speed n l u2014 min the immediately available maximum torque m max n m of the internal combustion engine is formed in each case by the corresponding value of the intake torque m s n m thus m max n m m s n m to avoid stalling the internal combustion engine in the range of the idle speed n idle the intake torque characteristic curve m s n m is frequently lowered above the idle speed n idle and increased near the idle speed n idle resulting in a torque increase nearing the idle speed n idle however if the intake torque m s in.