no start on 2004 Dodge Sprinter 2500

this sprinter won't start. acts like the ecm is shitting down. no high pressure from the high pressure pump. there is no injection pulse at the injectors when checked with a noid light. i can only access global obd2 with my scantool on this vehicle

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2 answers
you can use a scan tool to test it
I had similar problem dealer replaced all 3 fuel pumps. almost $3 grand. only drove 7 miles and van just shut down again with no start. finally dealer said crank shaft sensor $175 part. Did I really need pumps replaced? probably not.