Necessary preliminary work

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Read out the fault memory of the DME control unit. If necessary, work through test schedules.
Switch off ignition.
Remove right INTERCOOLER .
Remove ELECTRONICS BOX .
Partially remove WIRING HARNESS for engine.
Partially remove WIRING HARNESS for injectors and ignition coils.
Disconnect all PRESSURE LINES on right.

Unlock plugs from high-pressure fuel sensor with a long screwdriver.

Fig 1: Unlocking High-Pressure Fuel Sensor Plugs Using Long Screwdriver

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug (1) from high-pressure sensor.

Unfasten screws (2).

Tightening torque 13 53 1AZ .

Remove rail (3).

Fig 2: Identifying Fuel Rail With High-Pressure Sensor Plug And Mounting Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Assemble engine
Check fuel system for leak tightness.
Delete fault memory.