Where is fuel pump relay located on bmw e34 520i
Where is fuel pump relay located on bmw e34 520i It is not in the fusebox. It is in the e-box on the passenger side of the engine compartment. The Bentley Manual shows the fuel pump relay in the box on the passenger side of the car under the hood. Looking toward the drivers side the pump relay is the second on from the passenger side. It is fuse #23. Looking at the bottom of the relay the pins clock wise from 12 o'clock are 30-87-85-86. The third one from the passenger side is the main relay. It is usually white. "The main relay is energized via the DME engine control module and supplies power to many of the DME components and subsystems, including the fuel pump relay. If this relay is faulty, the engine will not start." the ecu is also located on this same box? On the right under a black plastic cover with 4 screws, the blue one in the middle is F/P relay. The main ECU (Engine Control Unit) relay, fuel pump relay and oxygen sensor hea...