Transmitter
| Receiver
| Signal
| Communication Line
|
Air conditioning amplifier assembly
| ECM
| A/C idle up request signal
| CAN
|
Heater idle up request signal
|
Viscous with magnet clutch heater control request signal*1
|
PTC heater control request signal*2
|
Electricity load at low voltage state signal
|
Refrigerant gas pressure sensor signal
|
Ambient temperature signal
|
Main body ECU
| Air conditioning amplifier assembly
| Main body request signal
|
Combination meter assembly
| Air conditioning amplifier assembly
| Vehicle speed signal
|
ECM
| Air conditioning amplifier assembly
| Engine coolant temperature signal
|
Engine speed data
|
Engine type information signal
|
Integration control and panel assembly
| Air conditioning amplifier assembly
| AUTO operation switch signal
| LIN
|
OFF operation switch signal
|
A/C switch signal
|
Front defroster operation switch signal
|
Rear defogger operation switch signal
|
Mode operation switch signal
|
REC/FRS switch signal
|
REAR switch signal
|
Set temperature switch signal
|
Blower operation switch signal (up, down)
|
Pollen removal mode switch signal
|
Air conditioning control assembly*3
| Air conditioning amplifier assembly
| AUTO operation switch signal
|
OFF operation switch signal
|
Mode operation switch signal
|
Blower operation switch signal (up, down)
|
Set temperature switch signal
|
