Abstract: The invent inn relates to a heating system (10) for a hybrid or electric vehicle (50) comprising at least one electric machine (12) operable in the generator mode, at least one heat accumulator arrangement (32), al least one electric heating device (30) associated with the heat accumulator arrangement (32), and a switching arrangement (26), wherein the switching arrangement (26) is designed to optionally couple the at least one electric machine (12) with the at least one electric heating device (30) and or an electric energy accumulator (28), when the at least one electric machine (12) operates in the generator mode during a braking process, wherein al least one heat accumulator arrangement (32) has a latent heat accumulator agent (34) for heal storage, comprising at least one sugar alcohol which comprises at least one compound selected from the group consisting of erythritol, threitol, xylitol, mannitol, and dulcitol. With such a heating system (10), heat for heating can be stored well.