Hyundai Tucson: 4 Wheel Drive (4WD) System / Troubleshooting
| Area of leakage occuring | Area | Type |
| â‘ Connecting part/under part of transfer case â‘¡ Connecting part of transmission |
| [A] |
| â‘ Connecting part/under part of transfer case â‘¡ Connecting part of transmission â‘¢ Assembly part of drive shaft |
| [B] |
| Symptom | Expected cause | Countermeasure |
| Oil leakage | Oil leakage on connecting part of transfer case (â‘ ) | Adjustment or replacement, adjustment |
| Oil leakage on under part of transfer case (â‘ ) | Adjustment or replacement, adjustment | |
| Oil leakage trace on connecting part of transmission (â‘¡) | Adjustment | |
| Oil leakage at assembly part of drive shaft (â‘¢) | Adjustment or replacement, adjustment | |
| Upside down the oil seal main lip (â‘¡,â‘¢) | Replacement | |
| Pushed aside oil seal (â‘¡,â‘¢) | Replacement | |
| fallen out oil seal (â‘¡,â‘¢) | Replacement | |
| Spline abrasion (check whether spline at transmission has abrasion or not) | Adjustment or replacement, adjustment | |
| Noise | "Repeated clicking noise" noise while driving | Adjustment |
| "Repeated tapping noise" noise from under the vehicle while full turn circling | Adjustment | |
| "Clunking noise" noise when the vehicle accelerate rapidly or braking rapidly. - Spline abrasion (check whether spline at transmission has abrasion or not) | Adjustment or replacement, adjustment |
• ※ Range of "adjustment"
• Clean out the oil or trace of grease leakage
• Check whether engine or transmission has oil leakage and oil flow down or not.
• Check the parts that is related to trouble area.
Specifications
- Specifications
Tightening Torques
ItemsN.mKgf.mlb-ft
Transfer assembly mounting bolts60.8 - 65.76.2 - 6.744.8 - 48.5
4WD ECM mounting nuts9.8 - 11.81.0 - 1.27.2 - 8.7
Coupling assembly mount ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Service Manual: Front Door Belt Outside Weatherstrip
- Replacement
1.Remove the outside rear view mirror.(Refer to Mirror - "Outside Rear Viwe Mirror")
2.Pull down the front door window glass to the lowest level by pressing the power window glass switch.
3.Remove the front door belt outside weatherstrip (A).
4.To install, reverse removal pro ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Wheel Alignment and Tire
Balance
The wheels on your vehicle were
aligned and balanced carefully at
the factory, and you may not need
to have your wheels aligned again.
If you notice unusual tire wear or
your vehicle pulling to one side, the
alignment may need to be adjusted.
If you notice your vehicle vibrating
when ...
