Rear Window Defroster
Auto Defogging System
on Models with Automatic
Temperature ControlHyundai Tucson (NX4) 2022-2026 Owner's Manual: ISG System Operation
Prerequisite for activation
The driver's seatbelt is fastened.
The driver's door and hood are closed.
The brake vacuum pressure is
adequate.
The battery sensor is activated and
the battery is sufficiently charged.
Outside temperature is not too low or
too high.
The vehicle is ...
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) ...