Parts for your 2018 Subaru Forester-Oil cap

2018 Subaru Forester oil cap — purpose, care, and replacement

Based on technical references including the 2018 Subaru Forester Owner’s Manual, Subaru service literature for the FB-series petrol engines, and the Subaru genuine parts catalogue, the 2018 Forester is fitted with an engine oil filler cap. It’s a necessary part of the lubrication and crankcase ventilation system, mounted on the cam/rocker cover under the bonnet. So yes, the oil cap is absolutely relevant and used on this model.

The oil cap’s main job is to seal the oil filler opening while allowing easy access for topping up oil. That seal does more than keep dust and grit out