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Home >> Dodge and Ram >> 2002 >> Durango Base, 5.9 Z, 4WD, Part Time >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - Gasoline >> Computerized Engine Controls >> Input Devices >> Serial Communication Interface Receive
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Serial Communication Interface Receive

Serial Communication Interface (SCI) receive circuit is a serial communication link used when diagnosing vehicle using scan tool. Powertrain Control Module (PCM) receives data and device activation commands from scan tool on this circuit.