System Description [01/2019 - 04/2020]
WARNING: This page is about a different variant/trim than selected.
- COMMUNICATION SYSTEM FUNCTION
- The air conditioning amplifier assembly communicates with each ECU via CAN communication and LIN communication. Additionally, the air conditioning amplifier assembly sends operation signals to each damper servo motor and receives damper position information and sensor information from the damper servo motors and No. 1 cooler thermistor through the air conditioning harness assembly.AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ AIRBAG SENSOR ASSEMBLY
Receiver Sender Signal Communication Line Air conditioning amplifier assembly Airbag sensor assembly Front passenger seat occupant status signal CAN Front passenger seat belt buckle switch status signal 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 signal CAN Front passenger door courtesy switch signal Rear right door courtesy switch signal Rear left door courtesy switch signal BDB1S08 sub ID signal BDB1S08 INFO signal Destination symbol signal Country code 1st signal Country code 2nd signal Country code 3rd signal Steering wheel signal Solar data (R) signal Solar data (L) signal Humidity signal Windshield temperature signal Ambient temperature of humidity sensor signal Main body ECU (multiplex network body ECU) Air conditioning amplifier assembly Ambient temperature display signal CAN AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ POWER STEERING ECU WITH MOTOR ASSEMBLYReceiver Sender Signal Communication Line Air conditioning amplifier assembly Power steering ECU with motor assembly Loading control level signal CAN AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ COMBINATION METER ASSEMBLYReceiver Sender Signal Communication Line Air conditioning amplifier assembly Combination meter assembly Vehicle speed signal (meter to other) CAN Front passenger presence signal Combination meter assembly Air conditioning amplifier assembly Ambient temperature display signal CAN Ambient temperature display whole number/decimal (0/0.5°C) signal AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ ECMReceiver Sender Signal Communication Line Air conditioning amplifier assembly ECM Heater water temperature signal CAN Engine coolant temperature signal Compulsory internal air circulation at high coolant temperature command signal Flag for water stop valve close condition signal ETHW signal ECM Air conditioning amplifier assembly Air conditioner pressure sensor signal CAN Transmission system heating performance assistance request signal Motor cooling fan drive request signal Water pump request flow Water stop valve open request signal Heater idle up request signal Ambient temperature before correction signal Ambient temperature display signal Prior A/C control request signal AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ HYBRID VEHICLE CONTROL ECUReceiver Sender Signal Communication Line Air conditioning amplifier assembly Hybrid vehicle control ECU Drive mode select signal CAN Engine type information 1 signal Engine type information 2 signal Engine type information 3 signal Engine type information 4 signal HV flag signal Eco-run flag signal Auxiliary battery maximum temperature signal State of STB (standby) signal Compulsion recycle request signal Air conditioner water pump drive signal Communication A/C inverter and HV ECU signal No PTC heater request signal A/C permission electric power signal READY on signal A/C inverter main voltage signal A/C inverter output signal Motor overload information signal Communication A/C inverter and HV ECU signal Motor start information signal A/C inverter internal power source malfunction signal STB wire short signal State of STB signal A/C inverter temperature information signal Self check signal Thermistor cold temperature malfunction signal BTC down signal A/C motor revolution signal A/C input power signal A/C inverter temperature signal A/C inverter CPU error flag signal A/C inverter CPU initialization flag signal A/C inverter identification signal Hybrid vehicle control ECU Air conditioning amplifier assembly Air conditioner pressure sensor signal CAN Compressor command acceleration signal In-vehicle temperature signal Transmission system heating performance assistance request signal Front blower level indicator signal Heater idle up request signal Engine ON request signal Charging control inhibit signal Electromotion compressor target revolutions signal Ambient temperature before correction signal Ambient temperature display signal Electromotion compressor start signal Humidity control compressor activation signal Prior A/C control request signal Standby for inverter request signal Inlet state signal (for cooling battery) A/C control state signal AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ DCM (TELEMATICS TRANSCEIVER) (W/ MANUAL (SOS) SWITCH)Receiver Sender Signal Communication Line Air conditioning amplifier assembly DCM (telematics transceiver) YGW1S01 sub ID signal CAN YGW1S01 INFO signal Remote engine start system control signal YGW1S02 sub ID signal YGW1S02 INFO signal Defogger control signal Air conditioner control signal DCM (telematics transceiver) Air conditioning amplifier assembly Drive recorder ACN01 signal CAN Drive recorder ACN02 signal Drive recorder ACN03 signal Drive recorder ACN04 signal Drive recorder ACN05 signal Drive recorder ACN06 signal Drive recorder ACN07 signal Drive recorder ACN08 signal Front defroster indicator signal A/C indicator signal S-FLOW indicator signal Driver side temperature display signal In-vehicle temperature signal Ambient temperature display signal A/C control state signal AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ AIR CONDITIONING CONTROL ASSEMBLYReceiver Sender Signal Communication Line Air conditioning amplifier assembly Air conditioning control assembly Independent control A/C information signal LIN AUTO switch operation signal OFF switch operation signal A/C switch operation signal ECO switch operation signal Blower switch operation signal S-FLOW switch operation signal Auto/manual identification information signal Air outlet switch operation signal Front defroster switch operation signal Rear defogger switch operation signal DUAL switch operation signal Deicer switch operation signal Deicer switch type signal Driver side set temperature switch operation signal Heater/cooler identification information signal Front passenger side set temperature switch operation signal Recirculation/fresh switch operation signal S-FLOW select information signal Blower customize select information signal Part number information 1 signal Part number information 2 signal Part number information 3 signal Part number information 4 signal Part number information 5 signal Air conditioning control assembly Air conditioning amplifier assembly S-FLOW display instruction signal LIN Blower customize display instruction signal ECO display instruction signal Wiper deicer display instruction signal Entire front panel display instruction signal AUTO display instruction signal Blower level display instruction signal Recirculation display instruction signal Air outlet display instruction signal Rear defogger display instruction signal DUAL display instruction signal Driver side set temperature display instruction signal Front passenger side set temperature display instruction signal Dimmer signal Nanoe display instruction signal A/C display instruction signal AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ DAMPER SERVOReceiver Sender Signal Communication Line Air conditioning amplifier assembly No. 1 air conditioning radiator damper servo sub-assembly Damper position signal LIN No. 2 air conditioning radiator damper servo sub-assembly* No. 3 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 Damper position signal LIN No. 2 air conditioning radiator damper servo sub-assembly* No. 3 air conditioning radiator damper servo sub-assembly No. 1 blower damper servo sub-assembly - *: for Cold Area Spec.
AIR CONDITIONING AMPLIFIER ASSEMBLY ←→ BLOWER MOTOR, SENSOR, SWITCH, ETC.Receiver Sender Signal Communication Line Air conditioning amplifier assembly Cooler (room temp. sensor) thermistor Sensor value signal Direct line Thermistor assembly Air conditioner pressure sensor No. 1 cooler thermistor Cooler (solar sensor) thermistor*1 Blower motor with fan sub-assembly Air conditioning amplifier assembly Drive signal Direct line PTC HTR No. 1 relay* PTC HTR No. 2 relay* PTC HTR No. 3 relay* - *1: w/o Automatic Light Control
- *2: w/ PTC Heater
- The air conditioning amplifier assembly communicates with each ECU via CAN communication and LIN communication. Additionally, the air conditioning amplifier assembly sends operation signals to each damper servo motor and receives damper position information and sensor information from the damper servo motors and No. 1 cooler thermistor through the air conditioning harness assembly.