Sorry, the web browser you're using is not supported by this website.

Please use Google Chrome, Firefox, Safari, or another browser to access homex.com. Thank you.

Skip to main content

We use cookies to enhance your experience. For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy.

What does circuit high input mean?

This is an overview. The Engine Coolant Temperature Circuit - High Input malfunction is the code for the onboard diagnostic (OBD). When the coolant temperature is low, the resistance of the sensor will be high, and when it is high, the resistance will be low.

Let's Get It Fixed!

Our virtual experts can diagnose your issue (for free!) and resolve simple problems.

What Did You Think of This Article?

What Did You Think of This Article?

Shop Recommended ProductsShop HomeX Recommended Products