The utility model discloses a multifunctional electrical test integrated device for
engineering trucks, which relates to the field of
engineering truck debugging and testing and comprises an integrated device body, and a control display and a miniature printer are respectively arranged on the outer side of the upper portion of the integrated device body. A gas path control
processing system integration, a power supply control
processing system integration and a
signal control
processing system integration are arranged on the inner side of the lower portion of the integration device body, a
signal output connection socket is arranged at one end of the outer side of the upper portion of the integration device body, and a power supply output connection socket is arranged at one end of the outer side of the lower portion of the integration device body. A
brake air source connecting socket is arranged at the other end of the outer side of the lower portion of the integrated device body, and an
air compressor system and a connecting wire
storage area are arranged on the inner side of the lower portion of the integrated device body. According to the utility model, the problems of high debugging cost and inflexible debugging mode are solved, the integrated device body is used for testing an unpowered
engineering vehicle, a large amount of
shunting of the engineering vehicle due to maintenance is reduced, and the working efficiency and the safety are improved.