P0440 Catalyst Temperature Sensor High Input (Bank 2): A Comprehensive Guide
Introduction to P0440 Error Code Getting an error code P0440 in your vehicle can be a bit perplexing, especially if you aren’t an auto mechanic. So, what does this mean? The P0440 is a general OBD-II trouble code indicating an issue with the Evaporative Emission Control (EVAP) System, more specifically the catalyst temperature sensor. What … Read more