'99 Cummins ISB Diesel engine won't start.
Hi everyone. I have a new problem with my '99 HR endeavor that I need to get sorted out. I have a new problem that just started with the engine yesterday. So here goes... Got up to the fuel pump, s...
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All the suggestions have merit, but only by reading the engine codes will you know what is happening. I have same engine and it has a design problem in that the injection pump uses about 70% of the fuel to cool the injection pump, coupled with a inferior transfer pump and you have a possible problem waiting to happen. Cummins replaced 5 yes 5 transfer pumps and 5 injector pumps under warranty. Failure to start was the problem each time. If you do research up the Dodge pickup trucks with the Cummins engine you will find many went to a electric transfer pump for this problem. I switched when warranty expired and am happy I did.
