Hyundai Tucson: 4WD Control System / 4WD ECU Schematic Diagrams
Pin
| Function
|
1
| CAN communication line (Low)
|
2
| CAN communication line (High)
|
3
| -
|
4
| Pressure sensor signal(+)
|
5
| -
|
6
| Lock mode switch
|
7
| Oil pressure motor B
|
8
| Oil pressure motor A
|
9
| -
|
10
| -
|
11
| Pressure sensor(Input)
|
12
| Input sensor signal(-)
|
13
| Battery power
|
14
| Ground
|
15
| IG power
|
16
| -
|
17
| -
|
18
| -
|
Power Flow Diagram
4WD ECU Input&Output Diagram
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Replacement
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learing with the GDS tool.
(Refer to 4WD Control System - "Adjustment")
2.
Disconnect the battery negative cable fr ...