Pinpoint Test E : BCM (Body Control Module) DTC (Diagnostic Trouble Code) B12BD:83, B12BD:86 Or U0264:87: Notes
Refer to Parking Aid for schematic and connector information.
Normal Operation and Fault Conditions
See LIN Communication. Refer to: Parking Aid - System Operation and Component Description .
BCM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B12BD:83 | Rear Camera: Value of Signal Protection Calculation Incorrect | Sets in continuous memory when the BCM detects that a message received from the parking aid camera on the LIN communication circuit does not match the associated checksum. |
| B12BD:86 | Rear Camera: Signal Invalid | Sets in continuous memory when the BCM detects an invalid message from the parking aid camera on the LIN communication circuit. |
| U0264:87 | Lost Communication With Camera Module - Rear: Missing Message | Sets in continuous memory when the BCM cannot communicate with the parking aid camera via the LIN circuit. |
Possible Sources
- Fuse
- Wiring, terminals or connectors
- Video camera
- BCM