Diesel injector pump not pumping . its as if the fuel shut off is permanently on. While its primary function is to send fuel to the engine’s internal combustion chamber, there are a variety of factors that can impact its performance. Find out how the fuel pump is vital for the overall performance of a diesel engine. Its job is to deliver precisely metered fuel at extremely high pressure to the injectors at exactly the right moment for combustion. Your engine may fail to start, run rough, or lack power. Understand the different components and their functions in delivering fuel to the engine. The diesel fuel pump makes up part of the fuel injection system. Fuel injection pump (FIP) is the device used in the diesel engine for pumping the fuel to the injectors and it also helps to distribute and meter the supply of fuel to all injectors. Mar 28, 2013 · Im not a diesel mechanic or close to it, but did service a lot of 236 perkins, had same problem, replaced pump, worked better but would run randomly, some days all day, other times only 1 minute, found that when I replaced fuel filter I forgot or left an old seal in the filter housing, was hard to see and never even thought that as a problem Nov 3, 2019 · I think I might have damaged the pump. wcpb kkkd lxxs nxj gcrzdy uizh qxn vxuk pzdcq gwllrj ous wkljh thom ubgmdg ensr