Network Message Chart
WARNING: This page is about a different car, the 2013 Ford Focus and 2012 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
NETWORK MESSAGE CHART - POWERTRAIN CONTROL MODULE (PCM) (DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) WITHOUT SONY® SOUND)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| A/C request | HVAC control module | This message requests the A/C compressor clutch to be engaged. |
| Evaporator temperature | BCM | This message contains the evaporator temperature. The PCM uses the evaporator temperature to cycle the A/C compressor clutch. |
NETWORK MESSAGE CHART - HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) CONTROL MODULE (DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) WITHOUT SONY® SOUND)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| 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. |
| Evaporator temperature | BCM | This message contains the evaporator temperature. |
| Ambient air temperature | PCM | This message contains raw value from the ambient air temperature sensor. |
NETWORK MESSAGE CHART - ACCESSORY PROTOCOL INTERFACE MODULE (APIM) (DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) WITH SONY® SOUND)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Climate control status | HVAC control module | This message contains the HVAC status. |
NETWORK MESSAGE CHART - POWERTRAIN CONTROL MODULE (PCM) (DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) WITH SONY® SOUND)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| A/C request | HVAC control module | This message requests the A/C compressor clutch to be engaged. |
| Evaporator temperature | BCM | This message contains the evaporator temperature. The PCM uses the evaporator temperature to cycle the A/C compressor clutch. |
NETWORK MESSAGE CHART - HEATING, VENTILATION, AND AIR CONDITIONING (HVAC)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Climate control requests | APIM | This message contains both the climate control system voice commands as well as all climate control system touch screen inputs. |
| Remote start status | BCM | This message contains the climate control system controls request for remote start. |
| Evaporator temperature | BCM | This message contains the evaporator temperature. The PCM uses the evaporator temperature to cycle the A/C compressor clutch. |
| A/C clutch status | PCM | This message contains the A/C compressor clutch status. |
| Evaporator temperature | BCM | This message contains the evaporator temperature. |