The sensor works by measuring the temperature that's being given off by the thermostat and/or the coolant itself. From there, your vehicle's computer will use this temperature information to either continue operating or adjust certain engine functions, always working to keep the engine temperature at an ideal level.

Toyota Genuine Parts is the exact Original Equipment Manufacturer (OEM) part that your vehicle came with. When you select a genuine OEM part, you can rely on the high quality and effectiveness of the product and brand without having to guess if the product will work in sequence with your vehicle.

Protecting your investment is important and choosing the right parts can be challenging. So don't risk another minute by searching and buying something that might work. Stick with what you know and choose a Genuine OEM part.