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Home >> BMW >> 2021 >> X5 sDrive40i >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Repair -- X5 (1 Of 3) (G05) >> 13 51 Injection Pump, Regulating Parts, Mixture Control >> 13 51 672 Replacing high pressure pump, right (after vehicle diagnosis) (X5 xDrive 50i, 2019) >> Installing right high pressure pump

Installing right high pressure pump

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 
Only G05 and G07 
On vehicles with an active stabilizer (ARS), the fan cowl must be removed to crank the engine.
For additional information see: REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN .
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.

The depth gauge (1) is in the deepest position.

G09846718Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Damage to the engine  .
If the engine is manually rotated in the wrong direction of rotation, the engine can be damaged  .
  • Only rotate the engine manually in the correct direction of rotation: a) clockwise when looking at the damper, or b) counterclockwise when looking at the chain drive. b) applies only if the timing chain is installed in the rear.
G14262117Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Damage to the surface  .
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage  .
  • Do not use any metal-cutting tools.
NOTE: TECHNICAL INFORMATION 
The sealing surfaces must be free of oil, grease and cleaning agents.
G14192532Courtesy of BMW OF NORTH AMERICA, INC.
G14240914Courtesy of BMW OF NORTH AMERICA, INC.
G14262112Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
The sealing surfaces must be free of oil, grease and cleaning agents.
G14262113Courtesy of BMW OF NORTH AMERICA, INC.
G14240914Courtesy of BMW OF NORTH AMERICA, INC.

Compliance with this specification is imperative to make sure that the piston will not break due to twisting.

TIGHTENING TORQUE SPECIFICATIONS

High-pressure pump to cylinder head 
M6
Replace screws.
Tightening torque 
11.8 Nm
Angle of rotation 
90°
G14240916Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Fuel delivery line to high pressure pump 
M14 Tightening torque 
30 Nm
G14262199Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Fuel supply line to cylinder head cover/cylinder head 
M6x16 tightening torque 
10 Nm

Follow-up work