Hyundai Tucson: Emission Control System

Spark Plug

- Description A spark plug is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture the ...

Description and Operation

- Description Emissions Control System consists of three major systems. • The Crankcase Emission Control System prevents blow-by gas from releasing into the atmosphere. This system recycles g ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Immobilizer indicator light
Without smart key This indicator light illuminates: When the vehicle detects the immobilizer in the key with the ignition switch in the ON position. - At this time, you can start the engine. - The indicator light goes off after starting the engine. This indicator light bl ...

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: ESC operation
ESC ON condition When the ignition switch is in the ON position, ESC and the ESC OFF indicator lights illuminate for about three seconds. After both lights go off, ESC is enabled. When operating When ESC is operating, the ESC indicator light blinks: When you apply your brakes under ...