Hyundai Sonata: Catalytic Converter. Description and Operation
Description
The catalytic converter of the gasoline engine is a three way catalyst.
It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from
the oxides of nitrogen (NOx).
There are two types of three-way catalyst; Palette type and Monolith type.
[SULEV]

[ULEV]

Description and Operation
Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine
modifications and the addition of special control components.
Modifications to the combustion chamber, ...
CVVT (Continuously Variable Valve Timing) System. Description and Operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the
valve timing of the intake and exhaust valve in accordance with the ECM control
signal which is calculated ...
See also:
Curtain air bag
Curtain air bags are located along both sides of the roof rails above the front
and rear doors.
They are designed to help protect the heads of the front seat occupants and the
rear outboa ...
Gauges
Speedometer
The speedometer indicates the speed of the vehicle.
The speedometer is calibrated in miles per hour and/or kilometers per hour.
Tachometer
The tachometer indicates the approxim ...
Weight Classification System (WCS). Description and Operation
Description
In contrast to the initial one-stage airbag systems, newer restraint systems
involve complex logic to select, or alternatively suppress, various levels of
safety system deploymen ...
