The PCV (positive crankcase ventilation) valve on the QR25DE 2.5L I4 engine in a 2nd generation 2014, 2015, 2016, 2017 and 2018 Nissan Rogue should be checked once a year and replaced every 2 to 3 years. Take a look at my DIY guide for the procedure (with the compatible replacement part number) by clicking on the text link or thumbnail image below.
2014-2018 Nissan Rogue PCV Valve Replacement Guide
