OIL CONTROL VALVE (OCV) [SKYACTIV-D 2.2]

id0110s5001600


Purpose, Function

•  The OCV switches the hydraulic transmission passage in the cylinder head to change the hydraulic pressure applied to lock pin of the rocker arm (No.2).

Construction

•  The OCV is installed to the rear right side of the cylinder head.
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•  The OCV consists of the following parts:
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Operation


OCV OFF

•  Engine oil (low hydraulic pressure) flows through the orifice in the hydraulic passage on the exhaust side.
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OCV ON

•  Engine oil (high hydraulic pressure) not passing through the orifice flows in the hydraulic passage on the exhaust side.
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Fail-safe

DTC

Fail-safe
P0079:00
•  Stops EGR valve control
•  Stops EGR cooler bypass valve control
•  Fully open the intake shutter valve.
•  Stops diesel particulate filter regeneration control
P0080:00