Thread: Where does the 190E 2.6 tachometer get its signal?
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Old 07-10-2016, 08:22 AM
Mxfrank Mxfrank is offline
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Join Date: Dec 2006
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Diesels sense RPM from the flywheel, at least the 2.5's do.

The signal from the sensor is not sufficient to drive the gauge. It's modified by the engine electronics. How about using the tach and EDS module from the new motor? That way it all plays together nicely.
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