Launch X-431 SmartLink C 2.0 is a heavy-duty vehicle diagnostic module,support full system fault diagnosis, with functions such as code reading, code clearing, data stream reading, special functions, and action test. Covering Cummins, Bosch, Weichai, Shangchai, Yuchai, Xichai, Chaochai, Yangchai, Quanchai and other engine diagnostic software, it supports trucks, buses, construction machinery, agricultural machinery, trailers, ships and other types of vehicle software.