Pinpoint Test Y : The Gateway Module (GWM) 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.
Refer to MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Normal Operation and Fault Conditions
The GWM communicates with the scan tool through the High Speed Controller Area Network (HS-CAN), Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN), Medium Speed Controller Area Network (MS-CAN) and Infotainment Controller Area Network (I-CAN). The GWM operates as a gateway for communication between the modules on the High Speed Controller Area Network (HS-CAN), Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) and Infotainment Controller Area Network (I-CAN) networks.
Visual Inspection and Diagnostic Pre-checks
Verify BJB fuse 31 (10A) and BCM fuse 73 (5A) are OK.