4105 engine supercharger tank early run diesel prices by 40%, 20% of soft soap mixed powder 30%, 10% triethanolamine. When formulated, the first mixed powder is heated to 80 ~ 90 ℃, stirring constantly added to soft soap, and when it is completely dissolved and then added to the initial boiling diesel fuel, and finally adding triethanolamine. When using the parts in a sealed container, with steam heated to 80 ~ 90 ℃, soak 2 ~ 3h, the formulation of non-corrosive metal. In short, the use of coke has a great impact on the performance of the diesel engine, so the repair process, you can select specific implementation method of forming a part of coke and its own conditions, to achieve the purpose to get rid of the soot.