Network Message Chart
Module Network Input Messages - BCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| PATS start request target data | PCM | The PCM sends the BCM a challenge request for a valid ID. |
| RKE data | RTM | The RTM sends the BCM programmed passive key information. |
Module Network Input Messages - IPC
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Vehicle mode | BCM | Used by the IPC to display "No Key Detected" when the START/STOP button is pressed and no programmed key is detected within the vehicle. |
Module Network Input Messages - PCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| PATS control command | BCM | The response from the BCM supplying the PCM challenge ID. If the BCM ID response is incorrect, then PATS prevents the vehicle from starting. |