The Oil Control Valve (OCV) is responsible for metering oil to the AVCS system that moves the intake cams around on 2015-2021 WRX, and all other FA/FB Subarus. We’ve seen some weird problems caused by failed or failing oil control valves. Sold individually. Part number 10921 on the diagram. Priced per solenoid; there are four in total.
Fits:
- 2013-2021 BRZ
- 2015-2021 WRX
- 2013-2023 Crosstrek
- 2014-2018 Forester XT
- 2011+ Impreza, Outback, Legacy, Forester (non-turbo)