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

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

Diagnostic Overview 

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

Refer to Module Communications Network for schematic and connector information.

Refer to Electronic Engine Controls - 2.0L Duratec for schematic and connector information.

Normal Operation and Fault Conditions 

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

Possible Sources 

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