| Sender | Receiver | Signal | Communication Line |
|---|---|---|---|
| Air conditioning amplifier assembly | Multi-media module receiver assembly | Air conditioner control screen switch request signal | CAN |
| Air conditioner on-screen warning display request signal | |||
| Switch status transmission request signal | |||
| Switch function information signal | |||
| Buzzer sounding request signal | |||
| Indicator illumination signal | |||
| Blower outlet signal | |||
| Temperature display command signal | |||
| Front blower step function information signal | |||
| Cabin temperature information signal | |||
| Outside temperature data (display) signal | |||
| Exhaust gas sensor sensitivity adjustment information signal*3 | |||
| Air conditioning amplifier assembly | ECM | Magnet clutch operation permission signal | CAN |
| Air conditioner idle up request signal | |||
| Heater idle up request signal | |||
| Combination switch information signal | |||
| Charging control prohibition command signal | |||
| Cooling fan operation request command (high pressure state command) signal | |||
| Air conditioner control priority request signal | |||
| Acceleration cut prohibition request signal | |||
| PTC heater operation request signal*2 | |||
| Power generation control prohibition command signal | |||
| Outside temperature transmission signal | |||
| Post-primary leading evaporator temperature signal | |||
| External variable compressor torque sudden variation notification signal | |||
| External variable compressor control current command signal | |||
| Pressure sensor data command signal | |||
| Air conditioning amplifier assembly | Combination meter assembly | Outside temperature data (display) signal | CAN |
| Air conditioning amplifier assembly | Main body ECU (multiplex network body ECU) | Outside temperature data (display) signal | CAN |
| Air conditioner control state notification signal | |||
| ECM | Air conditioning amplifier assembly | Engine speed signal | CAN |
| Forced recirculation under high coolant temperature command signal | |||
| Coolant temperature signal | |||
| ECO mode indicator signal | |||
| Engine model information signal | |||
| Air conditioner control cut signal | |||
| PTC heater permission count signal*2 | |||
| Variable control prohibition signal | |||
| Forced recirculation under high coolant temperature command signal | |||
| Main body ECU (multiplex network body ECU) | Air conditioning amplifier assembly | Trip counter signal | CAN |
| Display dimming signal | |||
| Destination code signal | |||
| Destination package signal 1 | |||
| Destination package signal 2 | |||
| Steering wheel information signal | |||
| Grade code signal | |||
| Combination meter assembly | Air conditioning amplifier assembly | Vehicle speed signal (from the combination meter assembly to other systems) | CAN |
| Passenger seat occupancy signal | |||
| Multi-media module receiver assembly | Air conditioning amplifier assembly | Switch state signal | LIN |
| Air conditioner-navigation system coordinated control state signal | |||
| Rear control switch*1 | Air conditioning amplifier assembly | Switch state signal | LIN |
*1: w/ Rear Control Switch
*2: w/ PTC Heater
*3: w/ Smog Ventilation Sensor