Kia Sportage: 4WD Control System / 4WD ECU Description and operation
4WD ECU processes signals from various sensors and determines the current road
and driving conditions.
The ECU then utilizes this information to implement precision control over the
4WD coupling's multi-plate clutch and variably adjust the amount of torque delivered
tothe rear wheels.

Components Location
1. 4WD
ECU
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Power Flow Diagram
4WD ECU Input&Output Diagram
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Other information:
Operating condition
This system will activate when the indicator on the rear parking assist
OFF button is not illuminated. If you desire to deactivate the rear parking
assist system, press the rear parking assist OFF button again. (The indicator
on the button will illuminate.) To turn ...
Component Location
1. Front seat back cover
...