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Inspection and Verification

WARNING: This page is about a different car, the 2009 Ford Mustang. 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
    • Power window regulator
    • Window run weatherstrip
    • Door window glass
    • Bussed electrical center (BEC) fuses:
      • 5 (30A)
      • 7 (30A)
      • 11 (30A)
      • 12 (30A)
      • 44 (10A)
      • 52 (30A)
    • Smart junction box (SJB) fuse 6 (5A)
    • SJB
    • Window control switch
    • Window motor
    • Heated rear window relay
    • Heated rear window grid
    • Circuitry
  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.
    • refer to MODULE COMMUNICATIONS NETWORK , No Power To The Scan Tool, to diagnose no communication with the scan tool.
  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.
    • refer to MODULE COMMUNICATIONS NETWORK to diagnose no response from the SJB.
  7. Carry out the network test.
    • If the scan tool responds with no communication from one or more modules, refer to MODULE COMMUNICATIONS NETWORK .
    • If the network test passes, retrieve and record the continuous memory DTCs.
    8. NOTE: The SJB may also be identified as the generic electronic module (GEM).
  8. Clear the continuous DTCs and carry out the self-test diagnostics for the SJB.
  9. If the DTCs retrieved are related to the concern, go to the Smart Junction Box (SJB) DTC Chart. For all other DTCs, refer to 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 Action
B1141 Convertible Top Full Down Position Switch Circuit Failure Go to Pinpoint Test J .
B1142 Convertible Top Full Up Position Switch Circuit Failure Go to Pinpoint Test J .
B1342 ECU is Faulted CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES . TEST the system for normal operation.
B1345 Heated Backlight Input Circuit Short to Ground Go to Pinpoint Test D .
B1348 Heated Backlight Relay Circuit Open Go to Pinpoint Test D .
B1349 Heated Backlight Relay Short to Battery Go to Pinpoint Test D .
B1475 Accessory Delay Relay Short to Battery Go to Pinpoint Test I .
B2052 Accessory Delay Relay Output Failure Go to Pinpoint Test H .
B2060 Heated Backlight Indicator Circuit Failure Go to Pinpoint Test D .
B2061 Heated Backlight Indicator Circuit Shorted to Ground Go to Pinpoint Test D .
B2360 Window Motor Control Output Circuit Failure Go to Pinpoint Test G .
All other DTCs - REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES .
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