Ford P0331 OBD-II Trouble Code Definition: P0331 Knock Sensor 2 Circuit Range/Performance Bank 2 P0331 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0331 Knock Sensor 2 Circuit Range/Performance What does the code mean? OBD-ii Code P0331 definition: The knock sensor is attached to the cylinder block. It senses engine knocking using a piezoelectric element. A knocking […]