Pinpoint Test F : DTC U3008:13: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Trailer/Camper Adapter , for schematic and connector information.
Normal Operation and Fault Conditions
The TBC module receives battery voltage from BJB fuse 18 (30A), the TBC module has a single ground circuit.
An open circuit in the wiring or a condition resulting in an open in the ground circuit, such as an internal failure of the TBC module or a connector concern, result in the TBC module setting DTC U3008:13. When DTC U3008:13 sets, the TBC module disables trailer braking and sends a TBC FAULT message to the IPC message center.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U3008:13 | Control Module Ground "A": Circuit Open | This DTC sets in continuous memory and on-demand when the TBC module detects a rise in battery voltage after turning off the trailer brake output. A trailer must be connected for this DTC to set. |
Possible Causes
- Wiring, terminals or connectors
- TBC module