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No engine speed reference pulse to ecm?

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How does the Pulse jet engine work?

A pulse jet engine is one of the most simple and efficient propulsion devices ever designed. There are three types of pulse jet engines: The valved pulse jet, the valveless pu
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Is it possible to override the ecm on a cummins engine?

Depends on what you're trying to override. You can't simply just bypass the ECM, since the engine won't function without it, but some features can be overridden or bypassed. F

Will the ecm keep the engine from starting?

it is possible, if you leave certain sensors unplugged it will not start, just turn over. first thing to check is battery fuel pump fuses if those dont work then get t