Hyundai Kona: Coupling Assembly / Pressure Sensor Repair procedures

Hyundai Kona (OS) 2018-2025 Service Manual / 4 Wheel Drive (4WD) System / Coupling Assembly / Pressure Sensor Repair procedures

Inspection

•	If you have trouble code related to the pressure sensor check pressure sensor according to the inspection process.

Pressure Sensor Inspection Procedure

Measure the resistance of pressure sensor

1.	Turn ignition switch OFF.

2.	Disconnect the pressure sensor connector.

3.	Measure resistance between sensor terminal and terminal.

Check the measured resistance. (Refer to table)

Terminal	Resistance
PIN 2 – PIN 3	2.755 - 4.133 kΩ
PIN 1 – PIN 3	1.892 - 2.838 kΩ
PIN 1 – PIN 2	1.714 - 2.838 kΩ

Removal

Remove the coupling assembly.

(Refer to Coupling Assembly - "Removal")

•	Keep it level with the sticker on the top of the coupling.

2.	Remove the extension cable (A).

Remove the pressure sensor (A) with 24mm socket.

•	Keep going horizontal state to prevent leaks during remove the pressure sensor.

Tightening torque :

7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb-ft)

Installation

To install, reverse the removal procedure.

•	Check the cleanliness of the pressure sensor before installation.

•	Check the pressure sensor O-ring (A).

•	Keep it level with the sticker on the top of the coupling.

Pressure Sensor Description and operation

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