System Operation: Notes
NOTE:
The Tire Pressure Monitor (TPM) module may also be known as the Radio Transceiver Module (RTM).
System Diagram
Network Message Chart
RFA Module Network Input Messages
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Vehicle lock status | BCM | The BCM sends this message to the RFA module when the passenger 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. |
| Door lock switch status | DDM | The DDM sends this message to the RFA module when the driver door lock control switch is pressed. The RFA module locks or unlocks the doors based on the data in the message. |