Hyundai Tucson: 4WD Control System / 4WD ECU Schematic Diagrams

Circuit Diagram
4WD ECU Connector

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
-

4WD ECU Circuit Diagram

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

4WD ECU Repair procedures
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 ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Exhaust Manifold Repair procedures
Removal and Installation 1. Remove the engine cover. 2. Disconnect the battery negative terminal. Tightening torque: 3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 3.0 ~ 4.4 lb-ft) 3. Disconnect the front oxygen sensor connector (A) and then remove it from the bracket. 4. Remove the front muf ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Antenna Repair procedures
Inspection Antenna Cable 1. Remove the antenna jack from the audio unit and antenna. 2. Check for continuity between the center poles of antenna cable. 3. Check for continuity between the outer poles of antenna cable. There should be continuity. 4. If there is no continuity, replace ...

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