Electronic control device and manufacturing method for same

Provided at a low cost is an electronic control device that has an excellent reliability. This electronic control device is characterized by being equipped with an electronic component, a control board on which the electronic component is mounted, a sealing resin for sealing the control board, and a metal housing case, at least part of which is sealed by the sealing resin. The electronic control device is further characterized by being equipped with a terminal for electrically connecting the control board to an external apparatus, and a fixing plate for positioning and fixing the terminal to the housing case. The electronic control device is further characterized in that after the terminal is fixed to the housing case by the fixing plate, the terminal is electrically connected to the control board, and then the control board and a portion of the terminal are sealed with the sealing resin.