Hyundai Palisade: Coupling Assembly / Relif Valve

Hyundai Palisade (LX2) 2020-2025 Service Manual / 4 Wheel Drive (AWD) System / Coupling Assembly / Relif Valve

Description and operation

Description

When the pressure inside the coupling exceeds the set pressure value, this valve maintains the pressure under the set value by discharging the partial or whole amount.

Repair procedures

Removal

1.	Remove the coupling assembly. (Refer to 4 Wheel Drive (AWD) System - "Coupling Assembly")

Remove the relief valve (A) from the coupling assembly.

Tightening torque:

26.5 - 32.4 N.m (2.7 - 3.3 kgf.m, 19.5 - 23.9 lb-ft)

Hyundai Palisade. Repair procedures

•	Use a tool (A) that allows the auxiliary operator to hold or seat the coupling in a vertical position.

•	Be careful not to let the air bleeder’s hole area (B) be pressed.

Installation

1.	To install, reverse the removal procedures.

•	Wipe foreign substance on the cover tab (A) with a clean cloth before assembling.

•	Check the O-ring (B) of the relief and apply suitable amount of Loctite 592 on the screw area (C)

•	Be careful not to let any foreign substance inside the relief valve and cover

Pressure Sensor

Description and operation Description The AWD ECU makes a Motor Pump(Actuator) turn round for generating an oil pressure. And then it presses a multiple disk clutch and transfers the generated torque into rear wheels...

Driveshaft and axle

Other information:

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Hyundai Palisade (LX2) 2020-2025 Service Manual: Hood Assembly

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