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.
2023 Ford Transit Connect TitaniumFACTORY OEM SERVICE PROCEDURE
Module Communications Network
- Description And Operation
- Diagnosis And Testing
- Communications Network
- Diagnostic Trouble Code (DTC) Chart
- Symptom Chart(s)
- Pinpoint Tests
- Pinpoint Test A: The Pcm (Powertrain Control Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test B: The BECMB (Battery Energy Control Module B) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test C: The Abs (Anti-Lock Brake System) Module Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test D: The Restraints Control Module (RCM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test E: The IPMA (Image Processing Module A) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test F: The SCCM (Steering Column Control Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test G: The Instrument Panel Cluster (IPC) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test H: The Body Control Module (BCM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test I: The ACM (Audio Front Control Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test J: The TCM (Transmission Control Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test K: The OCSM (Occupant Classification System Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test L: The PAM (Parking Assist Control Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test M: The RTM (Radio Transceiver Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test N: The Driver Door Module (DDM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test O: The Passenger Door Module (PDM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test P: The Side Obstacle Detection Control Module LH (Sod-L) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test Q: The Side Obstacle Detection Control Module RH (Sod-R) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test R: The TRM (Trailer Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test S: The Power Steering Control Module (PSCM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test T: The HVAC (Heating, Ventilation And Air Conditioning) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test U: The Accessory Protocol Interface Module (APIM) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test V: The GFM (Generic Function Module) (Remote Cd Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test W: The TELEMATIC Control Unit (TCU) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test X: The GFM2 (Generic Function Module 2) (UPFITTER Switch) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test Y: The WACM (Wireless Accessory Charging Module) Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Test Z: All Networks Do Not Respond To The Diagnostic Scan Tool
- Pinpoint Test Aa: No High Speed Controller Area Network 1 (HS-Can1) Communication, All Modules Are Not Responding
- Pinpoint Test Ab: No High Speed Controller Area Network 2 (HS-Can2) Communication, All Modules Are Not Responding
- Pinpoint Test Ac: No High Speed Controller Area Network 3 (HS-Can3) Communication, All Modules Are Not Responding
- Pinpoint Test Ad: No High Speed Controller Area Network 4 (HS-Can4) Communication, All Modules Are Not Responding
- Pinpoint Test AE: No Medium Speed Controller Area Network (Ms-Can) Communication, All Modules Are Not Responding
- Pinpoint Test AF: No Power To The Data Link Connector (DLC)
- Pinpoint Test Ag: U3000:44, U3000:45 Or U3000:49
- Pinpoint Test Ah: U2100:00
- Communications Network
- General Procedures
Factory Service Tools
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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.