Ford P0279 OBD-II Trouble Code Definition: P0279 Cylinder 7 Injector Circuit Low P0279 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0279 Cylinder 7 Injector Circuit Low What does the code mean? OBD-ii Code P0279 definition: Code P0279 is triggered when the Power Train Control Module (PCM) detects a low voltage in the Fuel Injector #7 Circuit. […]