LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2021 >> X3 xDrive30e >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System -- Repair (1 Of 2) (G01) >> 13 53 Injector Nozzles And Lines >> 13 53 180 Replace pressure line (between high pressure pump and pressure accumulator) (X3 4-cyl. models except PHEV, 2020-2022) >> Remove the high pressure line between the high pressure pump and the rail

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

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.
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.

Preliminary work 

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: 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. Do not pry off using a tool.
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.
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.