A method for supporting the troubleshooting on a technical object, in particular on a motor vehicle, includes receiving first diagnostic data from at least one object control device and transmitting the data to a diagnostic server; forming, from particular transmitted first diagnostic data, at least one set of first diagnostic data and assigning at least one first diagnostic result to the set of first diagnostic data; storing the first diagnostic data sets generated in the course of successive diagnoses in a first database; comparing the diagnostic data and/or the diagnostic result of each diagnostic data set of the first diagnostic data sets with the diagnostic data and/or the diagnostic result of predefined second diagnostic data sets, which are stored in a second database and each of which contains a set of second diagnostic data and a second diagnostic result assigned to the set of second diagnostic data.
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