Kia Optima: CVVT (Continuously Variable Valve Timing) System. Description 
		and Operation - Exhaust Emission Control 
		System - Emission Control System - Kia Optima TF 2011-2026 Service ManualKia Optima: CVVT (Continuously Variable Valve Timing) System. Description and Operation

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). ...

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 the engine sp ...

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26 Brake Control Solenoid Valve(26/B_VFS). Specifications
Specifications Direct control VFS[26/B]▷ Control type : Normal low type Control Pressure kpa(kgf/cm², psi) 9.81~500.14(0.1~5.1, 1.42~72.54) Curren ...

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the front wheel guard clip(2EA).(Refer to the BD group - "Front bumper") 3. D ...

Inspection
Sprockets, Chain Tensioner, Chain Guide, Chain Tensioner Arm 1. Check the camshaft sprocket and crankshaft sprocket for abnormal wear, cracks, or damage. Replace as necessary. ...

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