Assembling structure of electronic unit to electrical connecting box

摘要

An assembling structure of an electronic unit to an electrical connecting box is provided. This assembling structure is provided with a miss-connection preventing portion on at least one of an electrical connecting box and an electronic unit combined to each other. The miss-connecting preventing portion is put in an interfering state with the mating side member to prevent the combination thereof when the two are combined improperly. The miss-connection prevention portion is provided at a peripheral wall portion of the electronic unit so that it interferes with a peripheral wall portion of the electrical connecting box when combination of the electrical connecting box and the electronic unit is improper.