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:
Necessary inspections
Fluid levels, such as engine oil, engine coolant, brake fluid, and washer fluid
should be checked on a regular basis, with the exact interval depending on the fluid.
Further details are provided i ...
Anchor Pretensioner (APT). Repair procedures
Removal
1.
Disconnect the battery negative cable, and wait for at least three
minutes before beginning work.
2.
Using a flat-trip screwd ...
Closing the trunk
To close the trunk, lower the trunk lid, then press down on it until it locks.
To be sure the trunk lid is securely fastened, always check by trying to pull it
up again.
WARNING
The trunk lid sh ...
