Kia Sportage: 4WD Control System / 4WD ECU Schematic diagrams

Kia Sportage QL (2015-2021) Service Manual / 4 Wheel Drive (4WD) System / 4WD Control System / 4WD ECU Schematic diagrams

Circuit Diagram

4WD ECU Connector

4WD ECU Terminal function

Pin	Function
1	CAN communication line (Low)
2	CAN communication line (High)
3	-
4	Pressure sensor signal(+)
5	-
6	4WD Lock mode switch
7	Oil hydraulic motor(-)
8	Oil hydraulic motor(+)
9	-
10	-
11	Pressure sensor(Power)
12	Pressure sensor signal(-)
13	Battery power
14	Ground
15	ON/Start Power
16	-
17	-
18	-

4WD ECU Circuit Diagram

4WD ECU Flow diagram

Power Flow Diagram 4WD ECU Input&Output Diagram ...

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 procedu ...

Other information:

Kia Sportage QL (2015-2021) Service Manual: Troubleshooting

Failure Diagnosis 1. In principle, ESP and TCS controls are prohibited in case of ABS failure. 2. When ESP or TCS fails, only the failed system control is prohibited. 3. However, when the solenoid va ...

Kia Sportage QL (2015-2021) Service Manual: Repair procedures

Operation and Leakage Check Check all of the following items: Component Procedure Brake Booster (A) Check brake operation by applying the brakes during a test drive. If the brakes do not work properly, check the brake boo ...