AIR CONDITIONING SYSTEM SYSTEM DIAGRAM
| Sender | Receiver | Signal | Communication Line |
|---|---|---|---|
| A/C amplifier | ECM | Heater idle up request signal | CAN |
| ECO switch information signal | |||
| Prior A/C control request signal | |||
| Cooling fan motor driving request signal | |||
| Refrigerant gas pressure sensor signal | |||
| Ambient temperature signal | |||
| A/C amplifier | Power management control ECU | Heater idle up request signal | CAN |
| ECO switch information signal | |||
| Prior A/C control request signal | |||
| Water pump ON/OFF request signal | |||
| Inverter STB ON/OFF request signal | |||
| Electrical compressor start signal | |||
| Electrical compressor target revolutions signal | |||
| A/C control state signal | |||
| A/C amplifier | Accessory meter assembly (w/o Navigation System) | Ambient temperature indicator signal | LIN |
| MODE indication signal | |||
| Blower level indication signal | |||
| Set temperature indication signal | |||
| A/C amplifier | Multi-display assembly (w/ Navigation System) | A/C display signal | CAN/AVC-LAN |
| A/C indicator signal | |||
| DUAL/SYNC indicator signal | |||
| Blower level indicator signal | |||
| MODE indicator signal | |||
| Set temperature display signal | |||
| Ambient temperature indicator signal | |||
| Combination meter assembly | A/C amplifier | Vehicle speed signal | CAN |
| Main body ECU | A/C amplifier | Main body request signal | CAN |
| Auto dimmer signal | |||
| ECM | A/C amplifier | Engine revolution speed signal | CAN |
| Engine coolant temperature signal | |||
| Power management control ECU | A/C amplifier | A/C inverter main power supply voltage signal | CAN |
| A/C inverter output signal | |||
| A/C inverter internal power source malfunction | |||
| STB wire short | |||
| State of STB | |||
| A/C inverter temperature information | |||
| Compressor start flag | |||
| Compressor humidity control start flag | |||
| A/C motor revolution signal | |||
| A/C motor current request signal | |||
| A/C control panel | A/C amplifier | AUTO switch signal | w/o Navigation System: LIN/AVC-LAN w/ Navigation System: CAN/AVC-LAN |
| A/C switch signal | |||
| Fr DEF switch signal | |||
| Rr DEF switch signal | |||
| MODE switch signal | |||
| REC/FRS switch signal | |||
| DUAL switch signal | |||
| Blower switch signal (FAN+, FAN-, OFF) | |||
| Set temperature switch signal (UP, DOWN) |