Hyundai Tucson: Heater unit assembly
Component Location

- Heater unit assembly
Components

- Heater unit assembly
- Heater core cover
- Heater core assembly
- Mode control actuator LH
- DEF duct seal
- Evaporator assembly
- Flange seal
- Heater NVH pad
- Temperature control actuator LH
- Heater case LH
- Vent door assembly LH
- Vent door assembly RH
- Auto defogging actuator
- Mode control actuator RH
- Foot door LH
- Foot door RH
- Heater case RH
- Temperature control actuator RH
- Temperature door assembly LH
- Console seal duct
- Console door assembly
- Temperature door assembly RH
- Heater blind case
- Heater NVH pad
- PTC heater
- Aspirator hose assembly
- Heater lower case
- Drain hose assembly
READ NEXT:
 Heater - Replacement
 Heater - Replacement
	
   
	Disconnect the negative (-) battery terminal.
	Recover the refrigerant with a recovery/recycling/charging station.
	(Refer to Air conditioning System - "Repari procedures")
	When the engine is cool, drain the engine coolant from the r
   
    Heater - Inspection
 Heater - Inspection
	
   Operating Logic Test (Manual only)
Inspect the PTC operation with the confirmation logic below :
	Entering
(1) Set the mode to FLOOR.
(2) Set the temperature to MAX HOT.
(3) Turn off the blower switch.
(4) Press the intake (recirculat
   
    Driver side temperature control actuator / Passenger side temperature 
control actuator
 Driver side temperature control actuator / Passenger side temperature 
control actuator
	
   Component Location
	Driver side temperature control actuator
	Passenger side temperature control actuator
Inspection
	Turn the ignition switch OFF.
	Disconnect the temperature control actuator connector.
	Verify that the temperature c
   
   SEE MORE:
 Compressor - Disassembly
 Compressor - Disassembly
	
   Disassembly
	Remove the front tire RH.
	(Refer to Suspension System - "Wheel")
	Loosen the drive belt.
	(Refer to Engine Mechanical System - "Drive Belt")
	Remove the clutch bolt (A) while holding the pulley with a clutch b
   
    Door Outside Handle
 Door Outside Handle
	
   
	When removing with a flat-tip screwdriver or remover, wrap protective 
	tape around the tools to
	prevent damage to components.
	Put on gloves to prevent hand injuries.
	Remove the door outside handle cover (A)
	Remove the plug ho
   
   Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual
- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual