Four-Wheel Drive (4WD) System

4WD ECU Repair Procedures

7steps
~42min
2/5difficulty
0102030405011.89N·mlb·ft
Tightening torque found on this page
Done 0 of 7

Replacement

  1. Before replacing the 4WD ECU, check the clutch learning of the 4WD ECU using the GDS tool. (Refer to 4WD Control System - "Repair Procedures").
  2. Turn the ignition switch OFF and disconnect the negative (-) battery cable.
  3. Remove the left luggage compartment side trim. (Refer to Body - "Luggage Compartment Side Trim")
  4. Disconnect the connector (A).
  5. Loosen the nuts and remove the 4WD ECU (B).

    Tightening Torque: 9.8–11.8 N·m

Installation

  1. To install, reverse the removal procedure.
  2. Before installing the new ECU, download the clutch learning of the original ECU into the new ECU using the GDS tool. (Refer to 4WD Control System - "Repair Procedures").

Test yourself

A quick Hyundai Kona quiz: every answer comes with an explanation and a link to the manual page.