Four-Wheel Drive (4WD) System
Repair Procedures
In this manual: Four-Wheel Drive (4WD) System
3steps
~18min
2/5difficulty
Done 0 of 3
Adjustment
Description
Friction material inside the coupling wears over time. Therefore, the appropriate compensation values must be entered after replacing the controller or coupling. Compensation requirements and procedure- Simultaneous Replacement of 4WD ECU (Controller) and Coupling
A. Compensation is not required. - Clutch replacement only
A. Reset the clutch learning of the AWD ECU (controller). 

- Replacing 4WD ECU (Controller) Only
A. Before replacement: Check the ECU clutch learning values. 

B. After replacement: Enter the clutch learning data of the original ECU into the new ECU. 
Test yourself
A quick Hyundai Tucson LM quiz: every answer comes with an explanation and a link to the manual page.
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