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Toyota Corolla Crankcase ventilation valve
Controls the flow of fluid, air or gas through the system. Genuine Toyota crankcase ventilation valve, part no. 12204-37040 for the Corolla (2016–2026).

Product Overview
Part number 12204-37040 is the genuine Toyota crankcase ventilation valve, listed under ventilation hose in the Toyota catalog. Catalog note: “Valve sub-assembly, ventilation”. It is made for the Toyota Corolla (2017–2020). It appears as callout 12204 on the catalog diagram. The catalog specifies a quantity of 1.
Premier Auto Parts supplies it as a genuine Toyota part, made to the original specification for a correct fit and finish. Share your VIN and our team will confirm it fits your vehicle before you order. Request a quote and our parts team will reply with price and availability.

Key Features
Controls the flow
Opens, closes or meters the flow so the system works as designed.
Listed fitment
Listed for the Toyota Corolla (2016–2026).
Catalog reference
Listed under ventilation hose in the Toyota parts catalog as callout 12204, with quantity 1.
Genuine OEM part
Original Toyota part number 12204-37040. Share your VIN and we confirm it fits before you order.
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