Pinpoint Test B : The Secondary On-Board Diagnostic Control Module (SOBDMC) (Transmission Control Module (TCM)) Does Not Respond To The Diagnostic Scan Tool: Notes
WARNING: This page is about a different car, the 2015 Lincoln MKZ. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Module Communications Network for schematic and connector information.
Refer to Transmission Controls for schematic and connector information.
Normal Operation and Fault Conditions
The SOBDMC/ TCM communicates with the diagnostic scan tool through the HS-CAN1.
Possible Sources
- Fuse
- Wiring, terminals and connector
- SOBDMC
Visual Inspection and Diagnostic Pre-checks
Verify BJB fuses 18 (10A), 21 (15A) and 51 (15A) are OK.