RM36D0EC _58 Vehicle Interior _083104 HEATING / AIR CONDITIONING _0402828 AIR CONDITIONING SYSTEM(for Gasoline Model) D

HEATING / AIR CONDITIONING  AIR CONDITIONING SYSTEM(for Gasoline Model)  SYSTEM DESCRIPTION  


COMMUNICATION SYSTEM FUNCTION


a.

Air conditioning amplifier assembly transmits and receives the signals in each ECU via the CAN communication system and LIN communication system. Also, the air conditioning amplifier assembly transmits and receives the damper position, damper operation, sensor status, etc., signals to and from each actuator.

Air Conditioning Amplifier Assembly ←→ Airbag Sensor Assembly
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Airbag sensor assembly Front passenger's seat occupant status CAN

Air Conditioning Amplifier Assembly ←→ Main Body ECU (Multiplex Network Body ECU)
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Main body ECU (multiplex network body ECU) Auto dimmer CAN
Front passenger courtesy switch
Rear courtesy switch LH
Rear courtesy switch RH
Country code 1st, 2nd, 3rd
Steering wheel
Solar data (R)
Solar data (L)
Humidity (w/ Glass Humidity Sensor)
Windshield temperature
Ambient temperature of humidity sensor
Main body ECU (multiplex network body ECU) Air conditioning amplifier assembly Ambient temperature display CAN

Air Conditioning Amplifier Assembly ←→ Rack and Pinion Power Steering Gear Assembly (Power Steering ECU)
Receiver Sender Signal Communication Line
Rack and pinion power steering gear assembly (power steering ECU) Air conditioning amplifier assembly Ambient temperature display CAN

Air Conditioning Amplifier Assembly ←→ Combination Meter Assembly
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Combination meter assembly Vehicle speed (meter to other) CAN
Front passenger's seat occupant status
Combination meter assembly Air conditioning amplifier assembly Ambient temperature display CAN
Switch signal of 0 or 0.5 below decimal point of ambient temperature display
A/C load limitation warning

Air Conditioning Amplifier Assembly ←→ ECM
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly ECM Drive mode select CAN
Engine type information signal 1 - 4
Eco-run flag
Engine r/min data
Water temperature
Alternative field duty value
A/C control cut-off 1, 2 and 4
Variable control inhibition
A/C cut-off instruction flag at deceleration
A/C supercooling command flag at deceleration
Voltage of accessory battery
A/C lubrication control inhibit
Flag for water stop valve close condition
Compulsory internal air circulation command signal at high water temperature
Flow rate to the heater core
ECM Air conditioning amplifier assembly Magnet clutch request CAN
A/C idle up request
Heater idle up request
ECO switch information
Charging control inhibit
Prior A/C control request
Acceleration cut inhibit
Generator control inhibit
Request control by refrigerant
Ambient temperature before correction
Refrigerant information
First advancement evaporator temperature
Variable compressor solenoid current
Refrigerant gas pressure sensor
Ambient temperature display
FSV close request
Minimum heater flow request
The first advancement evaporator temperature
Heater priority request

Air Conditioning Amplifier Assembly ←→ Air Conditioning Control Assembly (for Automatic Air Conditioning System)
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Air conditioning control assembly Independent control A/C information LIN
AUTO switch operation
OFF switch operation
A/C switch operation
ECO switch operation
Blower switch operation
S-FLOW switch operation
Auto/manual identification information
Air outlet switch operation
DUAL switch operation
Driver side set temperature switch operation
Heater/cooler identification information
Front passenger side set temperature switch operation
Recirculation/fresh switch operation
S-FLOW select information
Blower customize select information
Air conditioning control assembly Air conditioning amplifier assembly S-FLOW display instruction LIN
Blower customize display instruction
ECO display instruction
Entire front panel display instruction
AUTO display instruction
Blower level display instruction
Recirculation display instruction
Air outlet display instruction
DUAL display instruction
Driver side set temperature display instruction
Front passenger side set temperature display instruction
A/C display instruction

Air Conditioning Amplifier Assembly ←→ Air Conditioning Control Assembly (for Manual Air Conditioning System)
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Air conditioning control assembly Independent control A/C information LIN
OFF switch operation
A/C switch operation
Blower switch operation
Auto/manual identification information
Air outlet switch operation
Set temperature switch operation
Heater/cooler identification information
Recirculation/fresh switch operation
Air conditioning control assembly Air conditioning amplifier assembly Entire front panel display instruction LIN
Blower level display instruction
Recirculation display instruction
Air outlet display instruction
Set temperature display instruction
A/C display instruction

Air Conditioning Amplifier Assembly ←→ Damper Servo
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly No. 1 air conditioning radiator damper servo sub-assembly Damper arm position LIN
No. 2 air conditioning radiator damper servo sub-assembly
No. 1 blower damper servo sub-assembly
No. 1 air conditioning radiator damper servo sub-assembly Air conditioning amplifier assembly
No. 2 air conditioning radiator damper servo sub-assembly
No. 1 blower damper servo sub-assembly

Air Conditioning Amplifier Assembly ←→ Blower Motor, Sensor, Switch etc.
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Cooler thermistor (room temperature sensor) Sensor value Direct line
Thermistor assembly
Air conditioner pressure sensor
No. 1 cooler thermistor
Integration control and panel assembly (ECO switch) ECO switch
Blower with fan motor sub-assembly Air conditioning amplifier assembly Drive