Hyundai Tucson: 4WD Control System / 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 from the battery |
| 3. |
Disconnect the 4WD ECU connector (A).
|
| 4. |
Loosen the nust (A) and then remove the 4WD ECU.
|
| Installation |
| 1. |
Install in the reverse order of removal. |
| 2. |
Prior to installing a new ECU, upload the original ECU’s clutch learing to the replacement ECU using the GDS tool.
(Refer to 4WD Control System - "Adjustment") |
4WD ECU Schematic Diagrams
Circuit Diagram
4WD ECU Connector
PinFunction1CAN communication line (Low)2CAN communication line (High)3-4Pressure sensor signal(+)5-6Lock mode switch7Oil pressure motor B8Oil pressure motor ...
Other information:
Hyundai Tucson (LM) 2010-2015 Service Manual: Smart Key Unit Components and Components Location
Components (1)
Connector Pin Information
No.Connector AConnector BConnector C1V_BAT loadC_CAN LowSSB illumination ground2-C_CAN HighImmo indicator3Power ground1--4IGN1Stop lamp fuseInterior antenna #2 power5IGN1 relayBrake switchInterior antenna #1 power6ACCImmobilizer antenna power-7IGN2--8SSB ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Back-up Lamp Switch Repair procedures
Inspection
1.
Disconnect the back up lamp switch connector (A).
2.
Check the continuity between no. 1 and 2 terminals of backup
lamp switch. When the shift lever is in reverse, there should be
continuity.
3.
If necessary, repair or replace the backup lamp switch.
Replacement
1. ...
