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Home >> Ford >> 2003 >> Excursion 7.3 F, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 268 (Interior Lighting System) >> Diagnosis And Testing >> Interior Lighting >> Inspection and Verification

Inspection and Verification

WARNING: This page is about a different car, the 2003 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the customer concern by operating the system.
  2. Visually inspect for obvious signs of mechanical and electrical damage.

    VISUAL INSPECTION CHART 

    Fig 1: Visual Inspection Chart
    G02202823Courtesy of FORD MOTOR CO.
  3. If an obvious cause for an observed of reported concern is found, correct the cause (if possible) before proceeding to the next step.
  4. If the diagnostic tool does not power up, refer to the diagnostic tool manual.
  5. Carry out the DATA LINK DIAGNOSTICS test. If the diagnostic tool responds with:
    • CKT914, CKT915 or CKT70 = ALL ECUS NO RESP/NOT EQUIP, refer to MODULE COMMUNICATIONS NETWORK .
    • NO RESP/NOT EQUIP for GEM, Refer to MULTIFUNCTION ELECTRONIC MODULE .
    • SYSTEM PASSED, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs, and carry out the self-test diagnostics for the GEM.
  6. If the DTCs retrieved are related to the concern, go to the GEM DIAGNOSTIC TROUBLE CODE (DTC) INDEX  to continue diagnostics.
  7. If no DTCs related to the concern are retrieved, proceed to the SYMPTOM CHART  to continue diagnostics.
  8. If the DTCs are retrieved that are not found in the following GEM Diagnostic Trouble Code (DTC) Index, refer to the master GEM Diagnostic Trouble Code (DTC) Index in MULTIFUNCTION ELECTRONIC MODULE .