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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 130 (Steering System - Electronic Power Assist Steering - F150) >> Interactive Diagnostics >> DTC Symptom Selection >> DTC Index >> DTC U0100: Lost Communication with ECM/PCM A >> Action

DTC U0100: Lost Communication with ECM/PCM A: Action

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

CARRY OUT a self-test of the PCM. If the scan tool indicates that the module is not responding, REFER to MODULE COMMUNICATIONS NETWORK - F150 to diagnose the network communication concern. If PCM DTCs are present, REFER to the PC/ED Service information to diagnose the PCM.

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