Hyundai Santa Fe: 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. 2. Disconnect the battery negative cable from the battery 3. Disconnect the 4WD ECU connector (A). ...
See also:
Components and Components Location
Components Location 1. Purge Control Solenoid Valve (PCSV) 2. Vapor line 3. Fuel tank air filter 4. Canister Close Valve (CCV) 5. Canister 6. Fuel Tank Pressure Sensor (FTPS) ...
Warning Messages
Shift to "P" position (for smart key system and automatic transaxle) This warning message illuminates if you try to turn off the engine without the shift lever in P (Park) position. At this time, ...
