Hyundai Santa Fe: Repair procedures - 4WD Control System - 4 Wheel Drive (4WD) SystemHyundai Santa Fe: Repair procedures


The friction material inside the coupling will degrade over time. Therefore, corresponding compensation values must be referenced and entered after replacing the controller or the coupling.
Compensation Requirement and Procedure
Simultaneous replacement of 4WD ECU (Controller) and coupling
Does not require compensation.
Replacement of coupling only
Reset the 4WD ECU's (Controller) clutch learning.

Replacement of 4WD ECU (Controller) only
Before replacement: Check the ECU's clutch learning.

After replacement: Enter the original ECU's clutch learning into the replacement ECU.

4WD ECU. Components and Components Location
Components Location 1. 4WD ECU ...

See also:

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Gross vehicle weight

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