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Scan Gauge II

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Sorry to say the ScanGauge II only can monitor what sensors the ECM/PCM can see. Dodge didn't install any fuel pressure sensors so ScanGauge II is capable of reading fuel pressure. Here is all the inputs and outputs the ECM sees... http://mopar.mopar1973man.com/cummins/general/ecm/ecm.htm So I'm sorry to say your going to have to install a Fuel Pressure gauge...

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