Network Message Chart
BODY CONTROL MODULE (BCM) NETWORK INPUT MESSAGES
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Dimmer switch status | Front Lighting Control Module (FLM) | The Front Lighting Control Module (FLM) sends a digital dimmer switch status to the Body Control Module (BCM). The Body Control Module (BCM) then outputs networked illumination level messages and hardwired voltage outputs to control the illumination level. |
ALL TERRAIN CONTROL MODULE (ATCM), HVAC MODULE AND INSTRUMENT PANEL CLUSTER (IPC) NETWORK INPUT MESSAGES
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Illumination dimming level | Body Control Module (BCM) | Used to command illumination level. |
AUDIO CONTROL MODULE, APIM, FCIM AND FCDIM NETWORK INPUT MESSAGES
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Illumination dimming level | Instrument Panel Cluster (IPC) | Used to command illumination level. |