The average fuel economy 1 and instant fuel economy 2 is displayed at the bottom of the instrument cluster.
Automatic reset
To automatically reset the average fuel economy, select After vehicle start or After refueling from the Settings menu in the instrument cluster or infotainment system.
Hyundai Tucson (NX4) 2022-2024 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) 2022-2024 Owner's Manual: Remote key precautions
The remote key may not work if any of
the following occur:
The key is in the ignition switch.
The maximum operating distance limit
is exceeded (about 32 feet (10 m)).
The remote key battery is weak.
Other vehicles or objects may block
the signals.
The weather is extremely cold.
...