Checking Fuel Pump:

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, 2001 BMW X5, and 2000 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Detach fuel pump relay,

refer to 13 63 590 REPLACING FUEL PUMP RELAY .

NOTE: Check whether fuel pump no longer starts up during engine starting procedure (engine fails to start).

Connect special tool 61 3 050 to terminal (87) and terminal (30).

Press button and read off fuel pump delivery pressure on DIS Tester.

Delivery pressure,

refer to FUEL SUPPLY SYSTEM - TECHNICAL DATA .

Fig 1: Connecting Special Tool 61 3 050 To Terminals

Courtesy of BMW OF NORTH AMERICA, INC.

Keep special tool 13 3 010 available for further tests.

Further procedure for checks,

refer to 13 31 ... FUEL PRESSURE CHECK .