Kia Optima: RCV Control Solenoid Valve. Description and Operation - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2020 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:

Automatic Transaxle Operation
The optional automatic transaxle is electronically controlled. All normal forward driving is done with the shift lever in the D (Drive) position. To move the shift lever from the P (Park) position ...

Making a Phone Call
Х Direct Calling ➀ Press button. ➁ Say the following command. - Call <John> : Connects the call to John. - Call <John> on <Mobile> : Connects the call to JohnТs mobi ...

How does the air bag system operate
Air bags are activated (able to inflate if necessary) only when the ignition switch is turned to the ON or START position. Air bags inflate instantly in the event of serious frontal or side co ...

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