Hyundai Creta: Exhaust Emission Control System / Catalytic Converter: Description and operation

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).

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 combusti ...

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 ...

Other information:

Hyundai Creta GS 2014-2019 Service Manual: Variable Intake Solenoid (VIS) Valve
Description and operation Description Variable Intake manifold Solenoid (VIS) valve is installed on the intake manifold. The VIS valve controls the vacuum modulator which activates a valve in the intake manifold. The ECM opens or closes this valve according to engine condition ...

Hyundai Creta GS 2014-2019 Service Manual: Compression test
Compession Pressure Inspection    • If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. ...