Kia Sedona: Description and Operation
Third generation YP (2014-2026) / Kia Sedona YP Service Manual / Emission Control System / Exhaust Emission Control System / 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, intake manifold, camshaft and ignition system form the basic control system.
These items have been integrated into a highly effective
system which controls exhaust emissions while maintaining good
drivability and fuel economy.
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). ...
Other Information:
Manifold Absolute Pressure Sensor (MAPS) Repair procedures
Inspection
1.
Connect the GDS to the Data Link Connector (DLC).
2.
Measure the output voltage of the MAPS at idle and IG ON.
Pressure [kPa (kgf/cm², psi)]Output Voltage (V) [Ref=5V]20.0 (0 ...
Tachometer
The tachometer indicates the approximate number of engine revolutions per minute
(rpm).
Use the tachometer to select the correct shift points and to prevent lugging
and/or over-revving the engi ...
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