Kia Cee'd: Controller / Heater & A/C Control Unit (MANUAL) Components and components location

Kia Cee'd JD Service Manual / Heating,Ventilation, Air Conditioning / Controller / Heater & A/C Control Unit (MANUAL) Components and components location

Components

Connector Pin Function

Connector	Pin No.	Gasoline	Diesel
Connector	Pin No.	Function	Function
A	1	Low	Low
	2	Common	Common
	3	High	High
	4	Middle Low	Middle Low
	5	Middle High	Middle High
	6	Ground	Ground
B	1	Battery	Battery
	2	Ignition 2	Ignition 2
	3	Ignition 1	Ignition 1
	4	HTD (Rear Defrost Indicator)	HTD
	5	Detent Out (+)	Detent Out (+)
	6	Evaporator Temperature Sensor (+)	Evaporator Temperature Sensor (+)
	7	Ambient Temperature Sensor (+)	Ambient Temperature Sensor (+)
	8	Mode Actuator Feedback	Mode Actuator Feedback
	9	Temperature Actuator Feedback	Temperature Actuator Feedback
	10	Intake Actuator Feedback	Intake Actuator Feedback
	11	Rear Defog Switch	Rear Defog Switch
	12	-	PTC ON Signal
	13	PTC Relay	PTC Relay 2
	14	_	PTC Relay 3
	15	Sensor Ground	Sensor Ground
	16	Ground	Ground
	17	Tail Lamp (+)	Tail Lamp (+)
	18	Sensor REF (+5V)	Sensor REF (+5)
	19	ECV +	ECV +
	20	ECV - (Ground)	ECV - (Ground)
	21	Mode Actuator (Vent)	Mode Actuator (Vent)
	22	Mode Actuator (Defog)	Mode Actuator (Defog)
	23	Temperature Actuator (Cool)	Temperature Actuator (Cool)
	24	Temperature Actuator (Warm)	Temperature Actuator (Warm)
	25	Intake Actuator (Fresh)	Intake Actuator (Fresh)
	26	Intake Actuator (Recirculation)	Intake Actuator (Recirculation)
	27	C-CAN (High)	C-CAN (High)
	28	C-CAN (Low)	C-CAN (Low)
	29	Max. Blower ON Signal	Max. Blower ON Signal
	30	-	-
	31	Blower ON Signal To Common	Blower ON Signal To Common
	32	Rheostat (ILL-)	Rheostat (ILL-)

Controller

...

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

Replacement • When prying with a flat-tip screwdriver, wrap it with protective ...

Other information:

Kia Cee'd JD Service Manual: Troubleshooting
Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptom Probable cause Remedy The set vehicle speed varies greatly upward or downward "Surging" (repeated alterna ...

Kia Cee'd JD Service Manual: Repair procedures
Inspection [System Inspection] 1. Disconnect the vapor hose from the throttle body and connect a vacuum pump to the nipple on the throttle body. 2. Check the following points with applied vacuum using a vacuum pump. ...