Kia Optima: RCV Control Solenoid Valve. Description and Operation - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2023 Service ManualKia Optima: RCV Control Solenoid Valve. Description and Operation

Description

RCV (Recirculation Valve) Control Solenoid Valve is installed on the intercooler inlet pipe and operates the RCV actuator which controls the by-pass passage of the turbocharger compressor.

When the throttle is closed, while the engine is running at cruise rpm (tip-out), the turbocharger boost pressure raises rapidly. The pressure wave strikes a compressor blades causing a knocking noise. To prevent this the ECM opens the recirculation valve which allows excessive boost pressure to vent back to the air cleaner side of the turbocharger compressor.


Adjustment
1. Check that the waste gate turbo charger is cool enough to work. 2. Turn the ignition switch to OFF position. 3. Connect the diagnosti ...

RCV Control Solenoid Valve. Specifications
Specification Item Specification Coil Resistance (Ω) 28.3 ~ 31.1 [20°C(68°F)] ...

See also:

Air bag warning light
The purpose of the air bag warning light in your instrument panel is to alert you of a potential problem with your air bag - Supplemental Restraint System (SRS). When the ignition switch is turn ...

Installation
1. Installation is the reverse order of removal. ...

Specifications
The specifications given here are for general information only. Please check with an authorized Kia dealer for more precise and more up-to-date information. DIMENSIONS Unit: in (mm) WEIGHTS Ref ...

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