
1. PM sensor
1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad lower panel.(Refer to Body (Interior and Exterior) - "Crash Pad Lower Panel")
3.Loosen the mounting screw, remove the shower duct (A).

4.Disconnect the PM sensor connector (A) and hose (B).

5.Loosen the mounting screw, remove the PM sensor (A).

6.Install in the reverse order of removal.
• Replace any damaged clips (or retainers or fasteners).
• Make sure that each of the assembly components operates properly.
Auto defoging sensor
HeaterHyundai Tucson (NX4) 2022-2026 Owner's Manual: Recirculating Air when Washer
Fluid is Used
Recirculation mode automatically
activates to reduce the scent of the
washer fluid entering the cabin when the
windshield washer is used.
When it is shifted to the recirculation
mode, the unpleasant scent may flow
into the vehicle.
However, in cold weather to prevent
the windshield fro ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Schematic Diagrams
- Terminal Function
ABS / ESC
PIN NoDesciption CurrentResistance
1Pump motor supply voltage137 A10 MΩ
2Main CAN Low30 mA250 mΩ
3---
4-- -
4---
5---
6---
7---
8---
9---
10- --
11- --
12---
13Recycle pump ground137 A 10 MΩ
14Main CAN High30 mA250 mΩ
15---
16Stop lam ...