Arranging structure of ECU of automobile engine

The utility model relates to an arranging structure of an ECU of an automobile engine. The arranging structure of the ECU of the automobile engine comprises a base support, an ECU support and a wiring harness fixing support, wherein the base support is used for being fixedly connected to an automobile left longitudinal beam, the ECU support is connected with the base support and used for mounting the ECU of the automobile engine, and the wiring harness fixing support is arranged on the ECU support. Through multiple combined supports, mounting and arrangement of the ECU of the automobile engine is completed, the problems that in the prior art the ECU of the automobile engine is arranged on a low position and is prone to being soaked in water and being out of work are solved, the arranging structure of the ECU of the automobile engine further has certain capabilities of rain resistance, water resistance and dust prevention, can further meet the requirements of the ECU of the automobile engine on vibration and wiring harness fixing aspects, and makes a whole automobile to be compact and attractive.