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Home >> Hyundai >> 2017 >> Santa Fe XL Base >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater And A/C Control Unit >> Heater & A/C Control Unit (Manual) >> Components And Components Location >> Component >> Connector Pin Function
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Connector Pin Function

CONNECTOR PIN FUNCTION (A)

Pin No Function
Without Rear Heater With Rear Heater
1 Ground Ground
2 Middle High Middle High
3 Middle Low Middle Low
4 High High
5 Common Common
6 Low Low
CONNECTOR PIN FUNCTION (B)

Pin No Function
Without Rear Heater With Rear Heater
1 Battery Battery
2 Illumination + (Tail) Illumination + (Tail)
3 Sensor REF (+5V) Sensor REF (+5V)
4 Mode Actuator Feedback Mode Actuator Feedback
5 Temperature Actuator Feedback Temperature Actuator Feedback
6 Intake Actuator Feedback Intake Actuator Feedback
7 Evaporator Sensor (+) Evaporator Sensor (+)
8 Ambient Temperature Sensor (+) Ambient Temperature Sensor (+)
9 - Blower Motor (+)
10 Blower Common Mosfet Drain Feedback
11 HTD HTD
12 Mode Actuator (Vent) Mode Actuator (Vent)
13 Mode Actuator (Defrost) Mode Actuator (Defrost)
14 Mode Actuator (Cool) Mode Actuator (Cool)
15 Temperature Actuator (Warm) Temperature Actuator (Warm)
16 Intake Actuator (Fresh Air) Intake Actuator (Fresh Air)
17 Intake Actuator (Recirculated Air) Intake Actuator (Recirculated Air)
18 Hazard Switch Hazard Switch
19 - Mosfet Gate
20 Illumination - (Rheostat) Illumination - (Rheostat)
21 Ignition 2 Ignition 2
22 Ignition 1 Ignition 1
23 Passenger Air Bag Ignition 1 Passenger Air Bag Ignition 1
24 Passenger Air Bag OFF Signal Passenger Air Bag OFF Signal
25 - -
26 Seat Belt Reminder (SBR) Seat Belt Reminder (SBR)
27 Rear Defog Switch Rear Defog Switch
28 PTC Relay 2 -
29 PTC Relay 3 -
30 Detent Out (+) Detent Out (+)
31 MAX Blower ON Signal -
32 C-CAN High C-CAN High
33 C-CAN Low C-CAN Low
34 - Rear C-Line
35 ECV + ECV +
36 ECV - (Ground) ECV - (Ground)
37 PTC Relay 1 -
38 Sensor Ground Sensor Ground
39 Ground Ground
40 Ground Ground