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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 432 (Fuel System - Repair) >> Fuel Pump With Drive And Line >> 13 31 032 Check fuel pressure >> Check fuel delivery pressure

Check fuel delivery pressure

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

To check the fuel delivery pressure, special tool 13 0 290 must be assembled as follows.

Screw adapter 11 4 310 onto line 13 0 291 . Screw the IMIB 100 bar pressure sensor (1) onto adapter 11 4 310.

Alternatively, the pressure gauge from the set of special tools 13 3 060 can be screwed onto line 13 0 291 .

Between lines 13 0 291 and 13 0 292 , mount a shutoff tap (2) and a T-piece (3) from the set of special tools 13 3 060 .

Close up T-piece (3) from the set of special tools with the cap 13 0 293 .

NOTE: The graphic shows F07 The procedure is identical for other vehicles.
Remove circlip (1).
Unlock and detach fuel line (2) to fuel tank from fuel line (2) to high pressure pump.
Fig 1: Identifying Fuel Line And Circlip
G06904499Courtesy of BMW OF NORTH AMERICA, INC.

Install special tool (1) 13 0 290 into detached fuel line with IMIB fuel pressure sensor (100 bar).

Connect IMIB with fuel pressure sensor.

Establish fuel delivery pressure. Read off fuel delivery pressure on IMIB and compare with values in diagnosis system.

Fig 2: Checking Fuel Delivery Pressure On IMIB Using Special Tool (13 0 290)
G06904500Courtesy of BMW OF NORTH AMERICA, INC.
Fig 3: Checking Fuel Holding Pressure Using Special Tools
G06904501Courtesy of BMW OF NORTH AMERICA, INC.