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:

Battery replacement
A smart key battery should last for several years, but if the smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use your smart key or replace ...

ETC (Electronic Throttle Control) System. Troubleshooting
Fail-Safe Mode Item Fail-Safe ETC Motor Throttle valve stuck at 5° TPS TPS 1 fault ECM looks at TPS2 ...

Rail Pressure Sensor (RPS). Description and Operation
Description Rail Pressure Sensor (RPS) is installed on the delivery pipe and measures the instantaneous fuel pressure in the delivery pipe. The sensing element (Semiconductor element) built ...