
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: Head Restraints
The vehicle’s front and rear seats
have adjustable head restraints. The
head restraints are designed to help
protect passengers from whiplash and
other neck and spinal injuries during
a collision, especially a rear impact
collision. When there are no occupants
in the rear seats, adju ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Description and Operation
- OBD-II Review
1. Overview
The California Air Resources Board (CARB) began regulation of On Board
Diagnostics (OBD) for vehicles sold in California beginning with the
1988 model year. The first phase, OBD-I, required monitoring of the fuel
metering system, Exhaust Gas Recirculation (EGR) ...