Hyundai Kona: Controller / Heater & A/C Control Unit (DATC) Components and components location

Hyundai Kona (OS) 2018-2022 Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (DATC) Components and components location

Components

Connector [A]
Pin NO
Function
Pin NO
Function
1
Battery (+)
21
IGN2
2
ISG B+
22
IGN1
3
ILL+ (TAIL)
23
Blower motor (+)
4
Sensor REF (+5V)
24
Photo sensor_LH
5
Mode actuator feedback
25
-
6
Temperature actuator feedback
26
-
7
Intake actuator feedback
27
-
8
EVAP Sensor (+)
28
PTC Relay 3
9
AMB Sensor (+)
29
PTC Relay 2
10
Mode actuator (Vent)
30
PTC on signal
11
Mode actuator (Defrost)
31
Detent OUT (-)
12
Temperature actuator (Cool)
32
-
13
Temperature actuator (Warm)
33
C_CAN High
14
Intake actuator (Fresh Air)
34
C_CAN Low
15
Intake actuator (Recirculated Air)
35
Power mosfet (Drain feed back)
16
HTD (Rear defog indicator)
36
Power mosfet (Gate)
17
Rear defog switch
37
ECV +
18
Clean signal
38
ECV- (Ground)
19
Ionizer diagnosis
39
Sensor ground
20
ILL- (RHEO)
40
Ground

Connector [B]
Pin NO
Function
Pin NO
Function
1
PAB IGN1
9
SBR 2 Row Middle
2
PAB Cut Off signal
10
SBR 2 Row Right
3
PAB On signal
11
-
4
Auto defogging (Feedback)
12
Auto defogging (TEMP)
5
Auto defogging (Open)
13
Auto defogging (SCK)
6
Auto defogging (Off)
14
Auto defogging (Data)
7
SBR Passenser
15
-
8
SBR 2 Row Left
16
Ground

Heater & A/C Control Unit (Manual) Repair procedures
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Heater & A/C Control Unit (DATC) Repair procedures
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