Network Message Chart
Module Network Input Messages - APIM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Driver temperature setting | Front Controls Interface Module B (FCIM-B) | This message contains the HVAC temperature setting for the touch screen display. |
| Front blower request | Front Controls Interface Module B (FCIM-B) | This message contains the HVAC blower motor setting for the touch screen display. |
| Driver temperature units | HVAC control module | This message contains the HVAC driver temperature setting. |
| Front fan bar display | HVAC control module | This message contains the HVAC blower motor setting. |
| Outside Air Temperature | HVAC control module | This message contains the Ambient Air Temperature information for the FDIM touchscreen outside air temperature display. |
Module Network Input Messages - Front Controls Interface Module B (FCIM-B)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Climate control touchscreen and voice requests | APIM | This message contains both the climate control system voice commands as well as all climate control system touch screen inputs. |
| Climate control status | HVAC control module | This message contains the HVAC mode status for the mode indicators. |
Module Network Input Messages - HVAC control module
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Climate control requests | Front Controls Interface Module B (FCIM-B) | This message contains all climate control system controls requests except blower motor speed. |
| Climate control seat requests | Front Controls Interface Module B (FCIM-B) | This message contains the climate control system controls request for blower motor speed. |
| Climate control information status | Front Controls Interface Module B (FCIM-B) | This message contains the climate control system controls request from the MyTemp button. |
| Remote start status | BCM | This message contains the climate control system controls request for remote start. |
| A/C clutch status | PCM | This message contains the A/C compressor clutch status. |
| Ambient air temperature filtered | PCM | This message contains filtered value from the ambient temperature sensor. |
Module Network Input Messages - PCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| A/C request | HVAC control module | This message requests the A/C compressor to be engaged. |
| Evaporator temperature | HVAC control module | This message contains the evaporator temperature. The PCM uses the evaporator temperature to determine the A/C compressor output. |