RM35X0E _58 Vehicle Interior _079316 HEATING / AIR CONDITIONING _0386652 AIR CONDITIONING SYSTEM(for Manual Air Conditioning System) D

HEATING / AIR CONDITIONING  AIR CONDITIONING SYSTEM(for Manual Air Conditioning System)  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 ←→ Main Body ECU (Multiplex Network Body ECU)
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Main body ECU (multiplex network body ECU) Country Code 1st, 2nd, 3rd CAN
Destination symbol
Solar data (L)
Solar data (R)
Steering wheel
Main body ECU (multiplex network body 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 Ambient temperature display CAN
Outside temperature sensor data
Vehicle speed (meter to other)
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

Air Conditioning Amplifier Assembly ←→ ECM
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly ECM ECO mode indicator 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
Number of PTC heater which is permitted (w/ PTC Heater)
PTC heater control request (w/ PTC Heater)
Generator control inhibit
Compulsory internal air circulation command signal at high water temperature
ECM Air conditioning amplifier assembly Magnet clutch request CAN
A/C idle up request
Heater idle up request
A/C idle up high request (w/ Idle Up Switch)
Charging control inhibit
Prior A/C control request
Acceleration cut inhibit
PTC heater control request (w/ PTC Heater)
Generator control inhibit
Cooling performance assistance request signal to transmission system
Heating performance assistance request signal to transmission system
Ambient temperature display

Air Conditioning Amplifier Assembly ←→ Integration Control and Panel Assembly (w/ Rear Cooler (w/ Integration Control Panel), w/ Rear Heater (w/ Integration Control Panel))
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Integration control and panel assembly OFF switch operation LIN
Blower switch operation
Air outlet switch operation
Integration control and panel assembly Air conditioning amplifier assembly Blower level display instruction LIN

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

Air Conditioning Amplifier Assembly ←→ Blower Motor, Sensor, Switch etc.
Receiver Sender Signal Communication Line
Air conditioning amplifier assembly Air conditioner pressure sensor Sensor value Direct line
Compressor with magnet clutch assembly (lock sensor)
No. 1 cooler thermistor
Idle up switch (w/ Idle Up Switch) Power heater switch operation
Blower with fan motor sub-assembly Air conditioning amplifier assembly Drive Direct line
MGC relay
PTC relay (w/ PTC Heater)