Nowadays, there are many accidents that could be related to the engineering failures. A theory or system dealing with values relating to human conduct, with respect to the rightness and wrongness of certain actions and to the goodness and badness of the motives and ends of such actions [6], [7], [11]. This study need to be concern because to study, defining, analyze and make some recommendation to one of engineering failure accidents that was occurred at Russia Sayano-Shushenkaya Hydroelectric power plan. When said about engineering failures, of course it’s pretty much relating with engineering ethics. After the accident of Sayano-Shushenkaya Hydroelectric was occurred due to the turbine 2 failure, many investigations that have been done to investigate the accident background, to make root cause analysis in order to determined what actually was happen and anything that could be relating with the accident including ethical analysis [8], [9], [10]. In this case study, ethical theory and code of ethical conduct were applied to relate all the problems were happen before the accident.