A method of heating an interior of a motor vehicle, and motor vehicle

It is process for heating an interior of a motor vehicle having a rechargeable internal combustion engine (10) described turbocharger. The waste heat of the rechargeable internal combustion engine (10) is used for indoor heating, at least temporarily, the rechargeable internal combustion engine (10) is operated in a state with a higher compared to an efficiency-optimum operating generation of waste heat for the inner space heating, wherein the turbocharger in a not efficiency optimum operating point is located.