Kia Sportage: 4WD Control System / 4WD ECU Repair procedures

Removal

1.	Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learning with the GDS tool. (Refer to 4WD Control System - "Repair procedures")

2.	Disconnect the battery negative cable from the battery

3.	Remove the luggage side trim. (Refer to Body - "Luggage Side Trim")

Disconnect the 4WD ECU connector (A) and then loosen the nut (B).

Tightening torque :

9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)

Installation

1.	Install in the reverse order of removal.

2.	Prior to installing a new ECU, upload the original ECU’s clutch learning to the replacement ECU using the GDS tool. (Refer to 4WD Control System - "Repair procedures")

Circuit Diagram 4WD ECU Connector 4WD ECU Terminal function Pin Function 1 CAN communication line (Low) ...

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Component Location 1. Rear seat cushion cover ...

ECM Terminal And Input/Output signal ECM Terminal Function Connector [A] Terminal Description Connected to 1 - 　 2 - 　 3 ...