Kia Sportage: Controller / Heater & A/C Control Unit (Manual) Components and components location

Kia Sportage QL (2015-2025) Service Manual / Heating,Ventilation And Air Conditioning / Controller / Heater & A/C Control Unit (Manual) Components and components location

Components

Connector Pin Function

Connector	Pin NO	Function	Connector	Pin NO	Function
A	1	LOW	B	18	ILL-(RHEO)
	2	COMMON		19	Sensor Ground
	3	Ground		20	Ground
	4	MIDDLE LOW		21	Battery (+)
	5	MIDDLE HIGH		22	IGN2
	6	HIGH		23	ILL+(TAIL)
B	1	ISG Power(+)		24	Sensor REF (+5V)
	2	IGN1		25	-
	3	-		26	-
	4	Mode Control Actuator (VENT)		27	Max Blwoer On Signal
	5	Mode Control Actuator (DEF)		28	Rear Defogging Switch
	6	Temperature Control Actuator (COOL)		29	-
	7	Temperature Control Actuator (WARM)		30	-
	8	Intake Actuator (FRE)		31	HTD
	9	Intake Actuator (REC)		32	DETENT OUT(-)
	10	Evaporator Temperature Sensor (+)		33	PTC Relay 2 (Diesel Only)
	11	Ambient Temperature Sensor (+)		34	PTC Relay 3 (Diesel Only)
	12	Mode Control Actuator F/B		35	PTC ON Signal (Diesel Only)
	13	Temperature Control Actuator F/B		36	Blower ON Signal
	14	Intake Actuator F/B		37	-
	15	C CAN HIGH		38	ECV (+)
	16	C CAN LOW		39	ECV (-) Ground
	17	-		40	Ground

Controller

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

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

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