Remove right high-pressure pump

WARNING: This page is about a different car, the 2022 BMW X7, 2021 BMW X7, 2020 BMW X7, and 2019 BMW X7. However, it is still accessible from the selected car via links, so may be relevant.

Precondition

WARNING: Working on 12 V electrical system .
Risk of short circuits! Risk of fire!

Make sure that there is no charger connected to the jump start terminal in the engine compartment.
Detach battery ground lead from battery.
For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.

NOTE: RISK OF DAMAGE
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS) .
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults .

Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.

Preliminary work

Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING SUSPENSION STRUT BRACE .
Refer to REMOVING RIGHT SUSPENSION STRUT BRACE .
Refer to REMOVING INTAKE SILENCER HOUSING .
Refer to PARTIALLY RELEASING THE RIGHT CHARGE AIR LINE .
Refer to REMOVING RIGHT CLEAN AIR PIPE .
Refer to REMOVING THE RIGHT TENSION STRUT ON THE SHOCK TOWER .
Refer to REMOVING COVER FOR THE RIGHT DME CONTROL UNIT .
Refer to REMOVING THE HOLDER FOR THE RIGHT-HAND DME CONTROL UNIT .
Refer to REMOVING THE RIGHT UNFILTERED-AIR DUCT .
Refer to REMOVING THE INTAKE PIPE OF THE CRANKCASE VENTILATION .
Refer to REMOVING THE IGNITION COILS OF CYLINDERS 1 THROUGH 4 .
Refer to PARTIALLY UNDOING WIRING HARNESS FROM RIGHT CYLINDER HEAD COVER .
Refer to REMOVING RIGHT RAIL .
Refer to REMOVING THE FRONT UNDERBODY PROTECTION .

NOTE: RISK OF DAMAGE
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .

Adhere to the utmost cleanliness.
Protect components from contamination e.g. by covering.
Close off line connections with seal plugs.

NOTE: TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Loosen union nut (1).
Loosen screw (2).
Catch and dispose of escaping fluid.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: TECHNICAL INFORMATION
The high pressure pump is preloaded by the piston spring and must be removed by alternately unscrewing the screws without tilting.
Before installing the high pressure pump, the cam of the high pressure pump drive must be turned to bottom dead center.
If necessary, turn the engine in the direction of engine rotation on the central bolt of the crankshaft, otherwise there is a risk of piston breakage of the high pressure pump.
Loosen screws (1) alternately .

Courtesy of BMW OF NORTH AMERICA, INC.
Have a rag ready and catch any motor oil that may emerge.
Feed out high pressure pump (2) and remove.