Ford P0628 OBD-II Trouble Code Definition: P0628 Low Voltage Detected At The Fuel Lift Pump P0628 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0628 Fuel Pump “A” Control Circuit Low What does the code mean? OBD-ii Code P0628 definition: The commanded signal to the fuel lift pump does not match the feedback signal Causes Causes of […]