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Pinpoint Test A : The Powertrain Control Module (Pcm) Does Not Respond To The Diagnostic Scan Tool: Notes

WARNING: This page is about a different car, the 2018 Lincoln Continental. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to: Diagnostic Methods .

The Powertrain Control Module (PCM) Does Not Respond To The Diagnostic Scan Tool 

Refer to Module Communications Network for schematic and connector information.

Refer to Electronic Engine Controls - 3.7L for schematic and connector information.

Refer to Electronic Engine Controls - 2.7L/3.0L for schematic and connector information.

Normal Operation and Fault Conditions 

The PCM communicates with the diagnostic scan tool through the HS-CAN1. An IDS session cannot be established if the PCM communication fails when attempting to identify the vehicle.

Possible Sources 

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