Ford P0778 OBD-II Trouble Code Definition: P0778 Pressure Control Solenoid B Electrical P0778 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0778 Pressure Control Solenoid “B” Electrical What does the code mean? OBD-ii Code P0778 definition: The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal […]