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:
Relay Box (Engine Compartment). Components and Components Location
Components
...
Tire replacement
Tread wear indicator
If the tire is worn evenly, a tread wear indicator will appear as a solid band
across the tread. This shows there is less than 1/16 inch (1.6 mm) of tread left
on the tir ...
Mode selection
Type A
The mode selection button controls the direction of the air flow through the
ventilation system.
The air flow outlet port is converted as follows:
Face-Level (B, D, E C, F)
Air flow ...
