Hyundai Santa Fe: Coupling Assembly / Oil hydraulic Motor(Actuator). Repair procedures

Hyundai Santa Fe (TM) 2019-2025 Service Manual / 4 Wheel Drive (4WD) System / Coupling Assembly / Oil hydraulic Motor(Actuator). Repair procedures

Inspection

•	If you have trouble code related to the oil hydraulic motor (actuator), check oil hydraulic motor (actuator) according to the inspection process.

Oil Hydraulic Motor (Actuator) Inspection Procedure

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. (Refer to General Information - "Lift and Support Points")

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

Keep going perpendicular state after remove the coupling assembly.

•	Keep going perpendicular state during remove (install) the hydraulic motor (actuators).

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

•	So that the input shaft side (B) is not damaged.

Remove the hydraulic motor (A) after loosening bolts with hex wrench.

•	Remove the hydraulic motor (actuators) after dropping residual oil as much as possible inside the coupling. (abut 5-10 sec)

Installation

1.	Before installation, wipe the surface with a clean cloth.

Check the O-rings (A) of the new hydraulic motor (actuators).

•	You have to prevent any dust from entering inside hydraulic motors (actuators) and housing.

Tighten the bolts after install the hydraulic motor.

•

When installing, motor connector (A) has to toward in the direction of outside of the coupling.

Tightening torque:

9.8 - 11.7 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.6 lb·ft)

•	When installing, oil can be reflux by the pressure in air breather hole (A).

•	Change direction in the direction of the arrow and lay on the floor as shown in the illustration. ※ The reflux oil will flow to the bottom.

•	You have to prevent additional backflow in according to order as shown in the illustration.

4.	Wipe the flowed oil to around the surface with a clean cloth.

5.	Install the coupling assembly. (Refer to 4 Wheel Drive (4WD) System - "Coupling Assembly")

Oil hydraulic Motor(Actuator). Schematic diagrams

Pressure Sensor. Description and operation

Description The 4WD 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...

Other information:

Hyundai Santa Fe (TM) 2019-2025 Owner's Manual: Immobilizer Indicator Light

Immobilizer Indicator Light (without smart key) This indicator light illuminates: When the vehicle detects the immobilizer in the key with the ignition switch in the ON position. - At this time, you can start the engine. - The indicator light goes off after starting the engine...

Hyundai Santa Fe (TM) 2019-2025 Owner's Manual: Safe Exit Assist (SEA)

After the vehicle stops, when an approaching vehicle from the rear area is detected as soon as a passenger opens a door, Safe Exit Assist will warn the driver with a warning message and an audible warning to help prevent a collision. In addition, when the electronic child safety lock button is in the LOCK position and an approaching vehicle from the rear area is detected, the electronic child safety lock button will not unlock even if the driver presses the button to prevent the rear doors from opening...