Remove the high pressure line between the high pressure pump and the rail

WARNING: High-voltage system.
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!

All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
For additional information see:
61 00... SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .
For additional information see:
61 25... NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .

Preliminary work

Refer to REMOVING THE ACOUSTIC COVER .
Refer to RELEASING THE SERVICE OPENING IN SOUND INSULATION ON TOP OF ENGINE .
Refer to REMOVING ALL IGNITION COILS .

WARNING: Working on fuel system.
Risk of fire! Danger of explosion!

When working on the fuel system, make sure the workstation has sufficient ventilation, e.g., by means of extraction.
Tightly seal off open lines and connections; collect any leakage fuel directly at the point of exit.
No fire, sparks, open flames or smoking.

CAUTION: On releasing high pressure line, fuel may emerge at high speed.
Injury hazard!

Wear suitable personal protective equipment.
Before performing any installation work, allow cooling system to cool down to less than 40°C.
Note warnings on cylinder head cover.

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

Unlock and disconnect the plug connections (1) and (2).
Unlock the locks (3).
Feed out the wiring harness section of the engine wiring harness (4) and place to one side.

Courtesy of BMW OF NORTH AMERICA, INC.
Position a lint-free rag under the union nuts.
Remove union nuts (arrows) with the special tool 0 495 280 (13 0 140) .
Catch and dispose of leakage fuel.
Guide the high pressure line (4) out of the holder (3) and remove.
Remove and dispose of lint-free cloths.

Courtesy of BMW OF NORTH AMERICA, INC.