Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2009CUTAWAY E250, 4R70WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 108 (MODULE COMMUNICATIONS NETWORK)
2009 Ford Cutaway E250, 4R70W
Section 108 (Module Communications Network)
2009 Ford Cutaway E250, 4R70WSECTION Section 108 (Module Communications Network)
WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Diagnostic Tests
- Communications Network
- Notes
- Principles of Operation
- Inspection & Verification
- DTC Index
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: The PCM Does Not Respond To The Scan Tool, or No High Speed Controller Area Network (HS-CAN) Communication
- Pinpoint Test B: The ABS Module Does Not Respond To The Scan Tool
- Pinpoint Test C: The Instrument Cluster (IC) Does Not Respond To The Scan Tool
- Pinpoint Test D: The Lighting Control Module (LCM) Does Not Respond To The Scan Tool
- Pinpoint Test E: The Heating Ventilation Air Conditioning (HVAC) Module Does Not Respond To The Scan Tool
- Pinpoint Test F: The Vehicle Dynamics Module (VDM) Does Not Respond To The Scan Tool
- Pinpoint Test G: The Driver Door Module (DDM) Does Not Respond To The Scan Tool
- Pinpoint Test H: The Overhead Console Message Center (MC) Does Not Respond To The Scan Tool
- Pinpoint Test I: Intermittent No High Speed Controller Area Network (HS-CAN) Communication, One Or More Modules Are Not Responding During Network Test
- Pinpoint Test J: The Fire Suppression System Module (FSSM) Does Not Respond To The Scan Tool
- Pinpoint Test K: The Restraints Control Module (RCM) Does Not Respond To The Scan Tool
- Pinpoint Test L: No International Standards Organization (ISO) 9141 Network Communication, All Modules Are Not Responding
- Pinpoint Test M: No Standard Corporate Protocol (SCP) Network Communications, All Modules Are Not Responding
- Pinpoint Test N: No Power To The Scan Tool
- Communications Network
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.