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:
Antenna Coil. Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the steering column upper and lower shrouds after loosening
the scr ...
Telemetics Unit (TMU). Repair procedures
Removal
1.
Remove the audio monitor (or AVN head unit) after loosening the
mounting screws.
(Refer to the BE group - "Audio Unit" or "AVN Unit" ...
High mounted stop light replacement
1. Set the front seatback to the upright position and if necessary, slide the
front seat forward.
2. Pull up the rear seat cushion.
3. Remove the nuts under the seat connecting each side o ...
