Hyundai Santa Fe: Coupling Assembly / Oil hydraulic Motor(Actuator). Repair procedures
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If you have trouble code related to the oil hydraulic motor
(actuator), check oil hydraulic motor (actuator) according to
the inspection process.
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Oil Hydraulic Motor (Actuator) Inspection
Procedure |

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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")
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1. |
Remove the coupling assembly.
(Refer to 4 Wheel Drive (4WD) System - "Coupling Assembly")
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2. |
Keep going perpendicular state after remove the coupling assembly.
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Keep going perpendicular state during remove (install)
the hydraulic motor (actuators).

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Use a tool (A) that allows the auxiliary operator to
hold or seat the coupling in a vertical position.
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So that the input shaft side (B) is not damaged.

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3. |
Remove the hydraulic motor (A) after loosening bolts with hex wrench.

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

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

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2. |
Check the O-rings (A) of the new hydraulic motor (actuators).

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You have to prevent any dust from entering inside hydraulic
motors (actuators) and housing.
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3. |
Tighten the bolts after install the hydraulic motor.
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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)
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When installing, oil can be reflux by the pressure in
air breather hole (A).
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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.
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You have to prevent additional backflow in according
to order as shown in the illustration.
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4. |
Wipe the flowed oil to around the surface with a clean cloth.

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

1. Driver’s front air bag
2. Passenger’s front air bag
3. Side air bag
4. Curtain air bag
The vehicles are equipped with a Supplemental Air Bag System for the driver’s
seat and front passenger’s seats.
The front air bags are designed to supplement the three-point seat belts. For
these air bags to provide protection, the seat belts must be worn at all times when
driving.
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