Hyundai Kona: 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]

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

Self Diagnosis 1. Self-diagnosis process. ...

Hyundai Kona (OS) 2018-2026 Service Manual: Fuel Pump Control Module (FPCM) Description and operation
Description The fuel pump control module (FPCM) is installed on the right side of the fuel tank and controls the DC motor mounted inside the low pressure fuel pump.The module compares instantaneous fuel pressure information measured by the fuel pressure sensor (FPS) with tar ...