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Home >> Ford >> 2023 >> Escape ST-Line, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1322 (Lane Keeping System) >> Diagnosis And Testing >> Lane Keeping System >> Pinpoint Tests >> Pinpoint Test AU: A Module Does Not Communicate With The Diagnostic Scan Tool
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Pinpoint Test AU: A Module Does Not Communicate With The Diagnostic Scan Tool

WARNING: This page is about a different car, the 2022 Ford Bronco Sport. However, it is still accessible from the selected car via links, so may be relevant.
  1. Normal Operation and Fault Conditions 

    REFER to: Lane Keeping System - System Operation and Component Description .

    Possible Sources 

    • Fuse
    • Wiring, terminals or connectors
    • Module

  2. AU1 CHECK FOR THE FUSE, WIRING, TERMINALS, CONNECTIONS AND MODULE

    • Ignition ON.

    • Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

    Was an obvious cause found? 

    Yes  REFER to: Communications Network .
    No  The repair is complete.
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