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Kia Sorento: Direct Electro Hydraulic Actuator Coupling Operation - Coupling Assembly - 4 Wheel Drive (4WD) System - Kia Sorento XM 2011-2023 Service ManualKia Sorento: Direct Electro Hydraulic Actuator Coupling Operation

Second Generation XM (2011-2023) / Kia Sorento XM 2011-2023 Service Manual / 4 Wheel Drive (4WD) System / Coupling Assembly / Direct Electro Hydraulic Actuator Coupling Operation

Electronic Coupling
[Inactive]

[Active]

Operation Order
1.
4WD ECU receives CAN signals from the vehicle's sensors.
2.
4WD ECU calculates the necessary amount of rear-wheel torque and sends the corresponding driving current to the actuator (electronic motor and hydraulic pump).
3.
Hydraulic pressure generated by the actuator moves the piston.
4.
Friction from the piston's movement engages the clutch.
5.
Power is delivered to the rear wheels.

Direct Electro Hydraulic Actuator Coupling Description
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 coupl ...

Direct Electro Hydraulic Actuator Coupling Inspection
   All units are filled up with coupling fluid (ultra-low viscosity ATF) prior to shipping. Inspection, fill-up, and replac ...

See also:

Troubleshooting
Vehicle inspection SYMPTOM CHART Symptom Suspect Area Remedy (See page) Squeak or grunt-noise from the front suspension, occurs more in cold ambient t ...

Heater & A/C Control Unit (DATC) Replacement
1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, remove the center fascia panel (A). ...

Blower Resistor Replacement
1. Disconnect the negative (-) battery terminal. 2. Remove the passenger side crash pad under cover (A). 3. ...

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