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Retrieving Diagnostic Trouble Codes

WARNING: This page is about a different car, the 1997 Mercury Grand Marquis and 1997 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Procedure may be used for retrieving continuous Diagnostic Trouble Codes (DTCs).
  1. Connect New Generation Star (NGS) scan tester on Data Link Connector (DLC) and perform proper hook-up procedure. See EQUIPMENT HOOK-UP .
    NOTE: If instructed to retrieve Diagnostic Trouble Codes (DTCs) from a specified test procedure, ensure ignition switch is in proper position as listed in test procedure.
  2. Turn ignition switch to RUN position unless otherwise instructed by specified test procedure. Rotate dial on scan tester to DIAGNOSTIC DATA LINK menu and press trigger.
  3. Rotate dial on scan tester to highlight the desired module you wish to access. Ensure DIAGNOSTIC TEST MODES is highlighted and press trigger.
  4. Rotate dial on scan tester to highlight RETRIEVE/CLEAR CONTINUOUS DTC and press trigger. Press button No. 3 to start.
  5. Record all Diagnostic Trouble Codes (DTCs) that are displayed for specified module. Proceed to DIAGNOSTIC TROUBLE CODE (DTC) DEFINITIONS for DTC identification and reference for proper DTC testing procedure. DIAGNOSTIC TROUBLE CODE (DTC) DEFINITIONS are listed after TESTING  in this article.
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