Kia Optima: General Information

Emission Control System

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Description and Operation

Description Emissions Control System consists of three major systems. • The Crankcase Emission Control System prevents blow-by gas from releasing into the atmosphere. This system ...

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Intercooler. Repair procedures
Removal and Installation 1. Disconnect the battery terminals. (Refer to Engine and transaxle assembly in this group) 2. Remove the air cleaner assembly and the int ...

CVVT Oil Control Valve (OCV). 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 by ...

Tachometer
Type A Type B 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 ove ...