Method for operating dishwasher, dishwasher, electric appliance combination and program product

The invention relates to the field of household appliances, in particular to a method for operating a dishwasher (10), comprising the steps of S1, starting the dishwasher (10); step S2: detecting a first temperature value (T1) of an intermediate space (30) between the dishwasher (10) and the household appliance (20) arranged above it; step S3: detecting a second temperature value (T2) of the intermediate space (30) at a predetermined detection frequency; s4, a temperature difference value (Td) between the second temperature value (T2) and the first temperature value (T1) is obtained; a step S5 of comparing the temperature difference value (Td) with a first threshold value (Ts1) and comparing the second temperature value (T2) with a second threshold value (Ts2); and S6, controlling the operation mode of the dish-washing machine according to the comparison result. The invention also relates to a corresponding dishwasher, an electric appliance combination and a computer program product. According to the inventio