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Home >> Genesis >> 2020 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater And A/C Control Unit >> Heater Control Unit >> Components And Components Location >> Components >> Connector Pin Function

Connector Pin Function

[3 ZONE] 

Connector Pin NO Function Connector Pin NO Function
A 1 Battery (+) A 21 IGN1
2 IGN 2 22 ECV (+)
3 Sensor REF (+5V) 23 P_CAN (Low)
4 Driver's mode control actuator (Vent) 24 P_CAN (High)
5 Driver's mode control actuator (Defrost) 25 Climate_CAN Low
6 Driver's mode control actuator feedback 26 Climate_CAN High
7 Intake actuator (Fresh air) 27 Passenger's temperature control actuator (Cool)
8 Intake actuator (Recirculated air) 28 Passenger's temperature control actuator (Warm)
9 Intake actuator feedback 29 Passenger's temperature control actuator feedback
10 Auto defogging actuator (Open) 30 Passenger's mode control actuator (Vent)
11 Auto defogging actuator (Close) 31 Passenger's mode control actuator (Defrost)
12 Auto defogging actuator feedback 32 Passenger's mode control actuator feedback
13 Driver's temperature control actuator (Cool) 33 -
14 Driver's temperature control actuator (Warm) 34 -
15 Driver's temperature control actuator feedback 35 -
16 - 36 -
17 - 37 -
18 - 38 -
19 Rear In car sensor (+) 39 ECV (-)
20 Sensor ground 40 Ground
Connector Pin NO Function Connector Pin NO Function
B 1 Front blower motor (+) B 17 -
2 FET (GATE) 18 Console mode control actuator (Rear vent)
3 FET (Drain feedback) 19 Console mode control actuator (Rear floor)
4 - 20 Console mode control actuator feedback
5 - 21 Console temperature control actuator (Cool)
6 - 22 Console temperature control actuator (Warm)
7 - 23 Console temperature control actuator feedback
8 - 24 Console ON/OFF control actuator (ON)
9 - 25 Console ON/OFF control actuator (OFF)
10 Ionizer diagnosis 26 Console ON/OFF control actuator feedback
11 Clean signal 27 Driver's front duct sensor (+)_Vent
12 AQS signal 28 Driver's front duct sensor (+)_Floor
13 CO2 sensor signal 29 Passenger's front duct sensor (+)_Vent
14 - 30 Passenger's front duct sensor (+)_Floor
15 Passenger's Eva sensor (+) 31 Rear duct sensor (+)_Vent
16 - 32 Rear duct sensor (+)_Floor

[3 ZONE +] 

Connector Pin NO Function Connector Pin NO Function
A 1 Battery (+) A 21 IGN1
2 IGN 2 22 ECV (+)
3 Sensor REF (+5V) 23 P_CAN (Low)
4 Driver's mode control actuator (Vent) 24 P_CAN (High)
5 Driver's mode control actuator (Defrost) 25 Climate_CAN Low
6 Driver's mode control actuator feedback 26 Climate_CAN High
7 Intake actuator (Fresh air) 27 Passenger's temperature control actuator (Cool)
8 Intake actuator (Recirculated air) 28 Passenger's temperature control actuator (Warm)
9 Intake actuator feedback 29 Passenger's temperature control actuator feedback
10 Auto defogging actuator (Open) 30 Passenger's mode control actuator (Vent)
11 Auto defogging actuator (Close) 31 Passenger's mode control actuator (Defrost)
12 Auto defogging actuator feedback 32 Passenger's mode control actuator feedback
13 Driver's temperature control actuator (Cool) 33 B-Pillar actuator (Rear floor)_Rear driver
14 Driver's temperature control actuator (Warm) 34 B-Pillar actuator (B-Pillar)_Rear driver
15 Driver's temperature control actuator feedback 35 B-Pillar actuator feedback_Rear driver
16 - 36 B-Pillar actuator (Rear floor)_Rear passenger
17 - 37 B-Pillar actuator (B-Pillar)_Rear passenger
18 - 38 B-Pillar actuator feedback_Rear passenger
19 Rear In car sensor (+) 39 ECV (-)
20 Sensor ground 40 Ground
Connector Pin NO Function Connector Pin NO Function
B 1 Front blower motor (+) B 17 Blower Diagnosis - Rear
2 FET (GATE) 18 Console mode control actuator (Rear vent)
3 FET (Drain feedback) 19 Console mode control actuator (Rear floor)
4 Air flow actuator (Driver down)_Front 20 Console mode control actuator feedback
5 Air flow actuator (passenger down)_Front 21 Console temperature control actuator (Cool)
6 Air flow actuator feedback_Front 22 Console temperature control actuator (Warm)
7 Air flow actuator (Open)_Rear 23 Console temperature control actuator feedback
8 Air flow actuator (Close)_Rear 24 Console ON/OFF control actuator (ON)
9 Air flow actuator feedback_Rear 25 Console ON/OFF control actuator (OFF)
10 Ionizer diagnosis 26 Console ON/OFF control actuator feedback
11 Clean signal 27 Driver's front duct sensor (+)_Vent
12 AQS signal 28 Driver's front duct sensor (+)_Floor
13 CO2 sensor signal 29 Passenger's front duct sensor (+)_Vent
14 Evap sensor (+) - Driver 30 Passenger's front duct sensor (+)_Floor
15 Passenger's Eva sensor (+) 31 Rear duct sensor (+)_Vent
16 Blower PWM - Rear 32 -