Hyundai Palisade (LX2): Cooling System / Water Temperature Control Assembly

Hyundai Palisade (LX2) 2020-2025 Service Manual / Engine Mechanical System / Cooling System / Water Temperature Control Assembly

Repair procedures

Removal and Installation
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")
Hyundai Palisade. Repair procedures   
•
To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
Hyundai Palisade. Repair procedures   
•
Mark all wiring and hoses to avoid misconnection.
Water Temperature Control Assembly
1.
Disconnect the battery negative terminal.
2.
Remove the engine cover.
(Refer to Engine and Transaxle Assembly - "Engine Cover")
3.
Remove the air duct.
(Refer to Intake and Exhaust System - "Air Cleaner")
4.
Disconnect the battery positive terminal.
5.
Remove the air cleaner assembly.
(Refer to Intake and Exhaust System - "Air Cleaner")
6.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
7.
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
8.
Drain the engine coolant.
(Refer to Cooling System - "Coolant")
9.
Disconnect the radiator upper hose (A).

Hyundai Palisade. Repair procedures
10.
Disconnect the radiator lower hose (A).

Hyundai Palisade. Repair procedures
11.
Disconnect the water temperature sensor connector (A).

Hyundai Palisade. Repair procedures
12.
Disconnect the control wiring harness connectors and fasteners and remove the wiring harness protectors from the water temperature control assembly.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
13.
Disconnect the heater hoses (A).

Hyundai Palisade. Repair procedures
14.
Disconnect the ATF warmer hose (A).

Hyundai Palisade. Repair procedures
15.
Remove the water temperature control assembly (A).
Tightening torque :
19.6 - 23.5 N.m (2.0 - 2.4 kgf.m, 14.5 - 17.4 lb.ft)

Hyundai Palisade. Repair procedures
16.
Remove the water temperature control assembly gasket (A).
[LH]

Hyundai Palisade. Repair procedures

[RH]

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
•
Always use new gaskets.
17.
Install in the reverse order of removal.
18.
Fill the radiator with coolant.
(Refer to Cooling System - "Coolant")
19.
Start engine and check for leaks.
20.
Recheck the coolant level.
Hyundai Palisade. Repair procedures   
•
Refill engine coolant.
•
Refill radiator and reservoir tank with engine coolant.
•
Bleed air from the cooling system.
–
Start the engine and let it run until it warms up until the radiator fan operates 3 to 4 times).
–
Turn off the engine. Check the level in the radiator, and add coolant if needed. This will release trapped air from the cooling system.
–
Put radiator cap on tightly, then run the engine again and check for leaks.
•
Before assembling the water temperature control assembly, clean the battery posts and cable terminals with sandpaper and grease the o-ring to prevent corrosion.
Water Center Pipe
1.
Remove the water temperature control assembly.
2.
Remove the surge tank.
(Refer to Intake and Exhaust System - "Surge Tank")
3.
Remove the intake manifold.
(Refer to Intake and Exhaust System - "Intake Manifold")
4.
Remove the water center pipe (A).
Tightening torque :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
•
Do not reuse water pipe O-ring.
5.
Install in the reverse order of removal.

    Repair procedures Removal and Installation 1. Disconnect the over flow hose (A). 2. Remove the reservoir tank (B).

    Components and components location Components 1. Water pump pulley 2. Water pump 3. Water pump gasket Repair procedures Removal    • 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.

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    Hyundai Palisade (LX2) 2020-2025 Service Manual: Description and operation

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