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:
Indicator symbols on the instrument cluster
Seat belt warning light
High beam indicator
Turn signal indicator
ESC indicator (ESC malfunction
indicator)
ESC OFF indicator
ABS warning light
Parking brake & Brake fluid warning
...
Hands Free Mic. Repair procedures
Inspection
1.
Disconnect the negative(-) battery terminal.
2.
Remove the roof trim.
(Refer to the BD group - "Roof trim")
...
Room lamp
To turn the room lamp ON or OFF, push the switch or lens.
CAUTION
Do not leave the lamp switches on for an extended period of time when the
vehicle is not running. ...
