Pinpoint Test F : BCM (Body Control Module) DTC (Diagnostic Trouble Code) B12BD:01, DTC (Diagnostic Trouble Code) B12BD:02, DTC (Diagnostic Trouble Code) B12BD:83, DTC (Diagnostic Trouble Code) B12BD:86, DTC (Diagnostic Trouble Code) U0264:87: 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 PARKING AID for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Parking Aid - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B12BD:01 | Rear Camera: General Electrical Failure | A continuous memory DTC that sets in the BCM when an internal electrical failure is detected from the rear parking aid camera. |
| B12BD:02 | Rear Camera: General Signal Failure | A continuous memory DTC that sets in the BCM when invalid LIN data is received from the rear parking aid camera. |
| B12BD:83 | Rear Camera: Value of Signal Protection Calculation Incorrect | Sets in continuous memory when the BCM detects that a message received from the rear parking aid camera on the LIN communication circuit does not match the associated message checksum. |
| B12BD:86 | Rear Camera: Signal Invalid | Sets in continuous memory when the BCM detects an invalid message from the rear parking camera on the LIN circuit. |
| U0264:87 | Lost Communication With Camera Module-Rear: Missing Message | A continuous memory DTC that sets in the BCM when the BCM cannot communicate with the rear parking aid camera via the LIN circuit. |
Possible Causes
- Fuse
- Wiring, terminals or connectors
- Rear parking aid camera
- BCM
Visual Inspection and Diagnostic Pre-Checks
- RJB Fuse 29 (5A).
NOTE:
Before disconnecting the rear parking aid camera, verify the connector is properly seated and latched.