Network Message Chart
Remote Function Actuator (RFA) Module Network Input Messages
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Vehicle lock status | Body Control Module (BCM) | The BCM sends this message to the RFA module when a door lock door lock control switch is pressed. The RFA module locks or unlocks the doors based on the data in the message. |
| Door ajar status | BCM | The RFA module uses this data for the smart unlock feature. |
Body Control Module (BCM) Module Network Input Messages
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Vehicle speed | Powertrain Control Module (PCM) | The BCM uses the vehicle speed data for autolock/auto-unlock and to ignore requests to open the liftgate when the vehicle is in motion. |