64 12 600 Removing and installing or replacing fuel pump

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Diesel only

WARNING: Bear in mind the heater number when replacing the fuel pump (independent heating metering pump).
For this purpose, read out the heater number via the BMW DIS system and use this number to select the associated fuel pump from the table below.
In the event of incorrect installation, fuel can escape and black smoke can be issued when the independent heater is started.

NOTE:

FUEL PUMP REFERENCE CHART

	Build date up to 09/2006	Build date from 09/2006
Heater number:	6 974 470	9 112 792
Fuel pump:	DP40: 6 951 678 (black housing)	DP41: 6 979 466 (grey housing + yellow warning sticker)

Necessary preliminary tasks:

Remove LEFT UNDERBODY PANELLING

Seal off water hoses at fuel pump with special tool 13 3 010 TERMINAL .

Fig 1: Identifying Special Tool 13 3 010

G04727677

Courtesy of BMW OF NORTH AMERICA, INC.

Recycling

Fuel escapes when fuel lines are detached. Have a suitable collecting container ready.

Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

Release screw (1).

Fig 2: Identifying Fuel Line Screw

G04727857

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1).

Release hose clamps (2) and detach fuel hoses.

Disengage rubber retainers (3).

NOTE: Secure fuel pump (4) against falling out.

Fig 3: Identifying Fuel Pump, Rubber Retainers, Plug Connection And Hose Clamps

G04727858

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Observe direction of flow of fuel pump (4).