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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 935 (Steering Column Switches) >> Diagnostic Tests >> Steering Column Switches >> Inspection and Verification

Inspection and Verification

WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the customer concern.
  2. Visually inspect for obvious signs of mechanical or electrical damage.
    VISUAL INSPECTION CHART

    Mechanical Electrical
    • Multi-function switch
    • Ignition switch
    • Battery junction box (BJB) fuse 9 (40A)
    • Wiring, terminals or connectors
    • Smart junction box (SJB)
  3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
    4. NOTE: Make sure to use the latest scan tool software release.
  4. If the cause is not visually evident, connect the scan tool to the data link connector (DLC).
    5. NOTE: The vehicle communication module (VCM) LED prove out confirms power and ground from the DLC are provided to the VCM.
  5. If the scan tool does not communicate with the VCM:
    • check the VCM connection to the vehicle.
    • check the scan tool connection to the VCM.
  6. If the scan tool does not communicate with the vehicle:
    • verify the ignition key is in the ON position.
    • verify the scan tool operation with a known good vehicle.
  7. Carry out the network test.
    • If the network test passes, retrieve and record continuous memory DTCs.
  8. Clear the continuous DTCs and carry out the self-test diagnostics for the smart junction box (SJB).
  9. If the DTCs retrieved are related to the concern, go to Smart Junction Box (SJB) DTC Chart. For all other DTCs, refer to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES .
  10. If no DTCs related to the concern are retrieved, go to Symptom Chart .
    SMART JUNCTION BOX (SJB) DTC CHART

    DTC Description Source Action
    B1359 Ignition RUN/ACC Circuit Failure Smart Junction Box (SJB) Go to Pinpoint Test B .
    B1555 Ignition RUN Circuit Failure SJB Go to Pinpoint Test C .
    - All Other SJB DTCs SJB REFER to MULTIFUNCTION ELECTRONIC MODULES .
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