Hyundai Palisade (LX2): Rear Heater / Rear Heater Unit

Hyundai Palisade (LX2) 2020-2026 Service Manual / Heating,Ventilation And Air Conditioning / Rear Heater / Rear Heater Unit

Components and components location

Component Location

Hyundai Palisade. Components and components location

1. Rear Heater & A/C Unit

Repair procedures

Replacement
Hyundai Palisade. Repair procedures   
•
Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift.
(Refer to General Information - "Lift and Support Points")
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/charging station.
3.
Remove the luggage side trim [RH]
(Refer to Body - "Luggage Side Trim")
4.
Remove the rear wheel guard [RH].
(Refer to Body - "Rear Wheel Guard")
5.
Loosen the mounting nuts and remove the refrigeration line (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
•
Plug or cap the lines immediately after disconnecting them to avoid moisture and dust contamination.
6.
Press the lock pin and separate the rear heater hose (A), loosen the mounting bolts and remove the braket (B).

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
•
Coolant flows when hose is disconnected. Clean the water immediately, as it will damage the electrical parts and coating surfaces.
7.
Loosen the mounting nuts, clips and remove the rear air duct (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)
[Upper]

Hyundai Palisade. Repair procedures

[Lower]

Hyundai Palisade. Repair procedures
8.
Loosen the rear evaporator pipe (A) mounting bolts.

Hyundai Palisade. Repair procedures
9.
Remove the drain hose (A) from rear heater & A/C unit.

Hyundai Palisade. Repair procedures
10.
Press the lock pin and separate the blower motor connector (A) and rear power mosfet connector (B).

Hyundai Palisade. Repair procedures
11.
Press the lock pin and separate the rear mode control actuator connector (A) and rear temperature control actuator connector (B).

Hyundai Palisade. Repair procedures
12.
Loosen the mounting nuts, bolts and remove the rear heater & A/C unit (A).

Hyundai Palisade. Repair procedures
13.
Install in the reverse order of removal.
Hyundai Palisade. Repair procedures   
•
Make sure the connector is connected in properly.
•
Replace any damaged clips.

    Repair procedures Replacement 1. Remove the rear heater & A/C unit. (Refer to Rear Heater - "Rear Heater Unit") 2.

    Other information:

    Hyundai Palisade (LX2) 2020-2026 Service Manual: Mode Control Actuator

    Description and operation Description The mode control actuator is located at the heater unit. It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent → Bi-Level →

    Hyundai Palisade (LX2) 2020-2026 Service Manual: Schematic diagrams

    Trouble Symptom Charts Component Parts and Function Outline Component part Function Cruise Control Switch Input the set speed and distance to the SCC ECU. Instrument Cluster Display various information inputted from SCC.

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