Hyundai Creta: Heater / Heater Unit

Hyundai Creta GS 2014-2025 Service Manual / Heating, Ventilation and Air Conditioning / Heater / Heater Unit

Components and components location

Component Location

1. Heater unit assembly

Compoents (1)

1. Heater core cover
2. Heater core & Seal assembly
3. Heater unit pad
4. Shower duct [LH]
5. Mode actuator
6. Heater case [LH]
7. Vent door assembly
8. Floor door assembly
9. Temperature door assembly
10. DEF door assembly

11. Center duct seal
12. Heater case [RH]
13. Evaporator Core Assembly
14. Heater lower cover
15. Console duct cover
16. Auto defogging actuator
17. Temperature actuator motor assembly
18. Evaporator temperature sensor
19. Shower duct [RH]

Repair procedures

Replacement

When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage.

1.	Disconnect the negative (-) battery terminal.

2.	Recover the refrigerant with a recovery/recycling/charging station.

3.	When the engine is cool, drain the engine coolant from the radiator. (Refer to Engine Mechanical System - “Coolant”)

4.	Remove the cowl top cover. (Refer to Body - "Cowl Top Cover")

Remove the bolts and the expansion valve (A) from the evaporator core.

Tightening torque :

7.8 ~ 11.7 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.6 Ib-ft)

•	Plug or cap the lines immediately after disconnecting them to avoid moisture and dust contamination.

•	When installing, replace with a new O-ring.

Disconnect the inlet (A) and outlet (B) heater hoses from the heater unit.

•	Engine coolant will run out when the hoses are disconnected; drain it into a clean drip pan. Be sure not to let coolant spill on electrical parts or painted surfaces. If any coolant spills, rinse it off immediately.

7.	Loosen the cowl cross member mounting bolts.

8.	Remove both sides of front seat assembly. (Refer to Front Seat - "Front Seat Assembly")

9.	Remove the main crash pad assembly. (Refer to Crash Pad - "Main Crash Pad Assembly")

10.	Disconnect the steering column connectors. (Refer to Steering System - "Steering Column and Shaft")

11.	Down the steering column after loosening the mounting bolts. (Refer to Steering System - "Steering Column and Shaft")

12.	Remove the shift lever assembly. (Refer to Automatic Transaxle System - "Shift lever")

13.	Disconnect the airbag control module (SRSCM) connector (A).

14.	Disconnect the junction box connectors (A).

15.	Disconnect the multi box connectors (A). [Driver's side] [Passenger's side]

16.	Disconnect the connectors (A) and the mounting clips in the front pillar. [Driver's side] [Passenger's side]

17.	Separate the radiator assembly to obtain space for remove the air guard.

18.	Remover the rear air duct (A) after detaching the nuts.

19.	Remove the drain hose (A).

20.	After loosening the bolts remove the main crash pad and cowl cross bar assembly (A) together.

21.

Disconnect the heater & blower unit connectors.

(1)	Disconnect the mode control actuator connector (A), joint connector (B) and then remove the wiring mounting clips.

(2)	Disconnect the blower motor connector (A) and then remove the wiring mounting clips.

(3)	Disconnect the intake actuator (A), cluster ionizer connector (B), auto defogging sensor connector (C) and then remove the wiring mounting clips.

(4)	Remove the passenger's side shower duct (A) after loosening the screw.

(5)	Disconnect the temperature control actuator (A), evaporator temperature sensor connector (B), power mosfet connector (C) and then remove the wiring mounting clips.

22.	Remove the heater and blower unit (A) from the cowl cross bar after loosening the mounting nuts.

23.	Separate the blower unit (B) from the heater unit (A) after loosening the screws.

24.	Install in the reverse order of removal.

Heater

...

Heater Core: Repair procedures

Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater -"Hea ...

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