Kia Sportage: Coupling Assembly / Oil hydraulic Motor(Actuator) Description and operation
The 4WD ECM controls the Pump Motor Pump (Actuator) to generating an oil pressure.
The pressure engages a multiple disk clutch to transfer torque to the rear wheels.
The torque to the rear wheels varies according to the pressure on the clutch.

Inspection
All units are filled up with coupling fluid (ultra-low viscosity ATF)
prior to shipping. Inspect ...
Other information:
Inspection
Operating Logic Test (Manual only)
Inspect the PTC operation by confirmation logic as follows;
1.
Entering
(1)
Set the Floor mode and maximum heating position.
(2)
...
To fasten your seatbelt:
1. Extract the tongue plate (A) from the hole on the belt assembly cover.
2. Insert the tongue plate (A) into the buckle (A’) until an audible “click"
is heard, indicating the latch is locked. Make sure the belt is not twisted.
3. Pull out the tongue plat ...