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

Hyundai Kona (OS) 2018-2020 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) 2018-2020 Owners Manual: DBC operation
WARNING If the DBC red indicator light illuminates, the system may have overheated or have malfunctioned. When the warning light illuminates even though the DBC system has cooled off, we recommend that the vehicle be checked by an authorized HYUNDAI dealer as soon as possible. NOTICE The DBC m ...

Hyundai Kona (OS) 2018-2020 Owners Manual: Underbody maintenance
Corrosive materials used for ice and snow removal and dust control may collect on the underbody. If these materials are not removed, accelerated rusting can occur on underbody parts such as the fuel lines, frame, floor pan and exhaust system, even though they have been treated with rust protectio ...