Hyundai Tucson: Controller / Heater & A/C Control Unit(Manual) Components and Components Location

Hyundai Tucson (LM) 2010-2015 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
Connector(A)	1	Middle High	Connector(B)	1	Tail Lamp (ILL+)
	2	-		2	Battery
	3	GND		3	Mode Actuator (VENT)
	4	High		4	Mode Actuator (DEF)
	5	Middle Low		5	Temp Actuator (COOL)
	6	Low		6	Temp Actuator (WARM)
	x			7	Intake Actuator (FRE)
				8	Intake Actuator (REC)
				9	-
				10	-
				11	Mode Actuator (F/B)
				12	Temp Actuator (F/B)
				13	Intake Actuator (F/B)
				14	Blower Motor Common (-)
				15	Blower F/B
				16	Rheostat (ILL-)
				17	IG2
				18	-
				19	Can (HIGH)
				20	Can (LOW)
				21	-
				22	ECV IN
				23	ECV OUT
				24	-
				25	Vref (+5V)
				26	Evaporator Sensor
				27	Ambient Sensor
				28	-
				29	-
				30	-
				31	Sensor GND
				32	GND

Controller

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

Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the console upper cover (A). 3. Using the screwdriver, remove the center facia lower cover (A). 4. Using the ...

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