Pinpoint Test V : The TCM (Transmission Control Module) Does Not Respond To The Scan Tool: Notes
WARNING: This page is about a different car, the 2015 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
The TCM Does Not Respond To The Scan Tool
Diagnostic Overview
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods
Refer to Wiring Diagrams MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Refer to Wiring Diagrams TRANSMISSION CONTROLS for schematic and connector information.
Normal Operation and Fault Conditions
The TCM communicates with the scan tool through the HS-CAN.
Possible Sources
- Fuse
- Wiring, terminals and connector
- TCM
Visual Inspection and Diagnostic Pre-checks
Verify BJB fuse 15 (25A), 26 (15A) and 38 (15A) are OK.