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

Hyundai Kona (OS) 2018-2025 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
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Cr ...

Heater & A/C Control Unit (DATC) Repair procedures
Self Diagnosis 1. Self-diagnosis process.    ...

Other information:

Hyundai Kona (OS) 2018-2025 Service Manual: Repair procedures
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Hyundai Kona (OS) 2018-2025 Service Manual: Drive Belt Tensioner Repair procedures
Removal and Installation 1. Remove the drive belt. (Refer to Timing System - "Dreve Belt") 2. Remove the alternator. (Refer to Engine Electrical System - "Alternator") 3. Rem ...

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