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Toyota VIOS / YARIS Thermostat

OEM Toyota thermostat, part no. 16031-0Y010 for the Toyota VIOS / YARIS (2025). Check fitment with your VIN and request a quote. Supplied by Premier Auto Parts.

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    Product Overview

    The Toyota thermostat (part number 16031-0Y010) is a genuine OEM component from the radiator & water outlet section of the Toyota parts catalog. The catalog notes: “712 or 432”. Compatible vehicles include the Toyota VIOS / YARIS (2025) with the 1.3L 16-valve DOHC EFI engine. It appears as callout 16321 on the catalog diagram. The catalog specifies a quantity of 1.

    Before ordering, compare part number 16031-0Y010 with the number on your old part. Part numbers can change during a model's production run, so a VIN check is the surest way to get the right one.

    Key Features

    Key Features

    Genuine OEM part

    Original Toyota part number 16031-0Y010, made to the factory specification for a correct fit.

    Listed fitment

    Listed for the Toyota VIOS / YARIS (2025) with the 1.3L 16-valve DOHC EFI engine.

    Catalog reference

    Listed under radiator & water outlet in the Toyota parts catalog as callout 16321, with quantity 1.

    VIN-checked ordering

    Share your VIN and our team confirms the right part number before you order.

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