LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2017 >> X3 sDrive28i >> Repair and Diagnosis >> External Pages >> Different car >> Section 338 (Fuel System - Repair) >> Injection Nozzle And Lines >> 13 53 602 Replacing left high-pressure fuel sensor (N63, S63)

13 53 602 Replacing left high-pressure fuel sensor (N63, S63)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Observe warning on cylinder head cover.
Disconnect BATTERY NEGATIVE TERMINAL (risk of fire due to short-circuiting on removal).
Electric fuel pump starts up automatically when door is opened!
Carry out installation work on fuel system only with coolant temperature below 40 °C.
IMPORTANT: Wear full face guard and protective gloves.
Fuel can emerge spontaneously at high velocity when the high-pressure line is released!
IMPORTANT: Adhere to conditions of absolute cleanliness when working on the high-pressure fuel system.
Introduced contaminants can cause malfunctions in the system!
  • Do not allow any dirt particles or foreign bodies to get into the system.
  • Remove all traces of dirt before removing pipes or individual components.
  • Use only fluff-free cloths.
  • Seal all fuel system openings with protective caps or plugs.

Necessary preliminary tasks: 

Recycling: 

Catch and dispose of escaping fuel in a suitable container.

Observe country-specific waste-disposal regulations.

Release high-pressure sensor (1) and remove.

Tightening torque: 13 53 8AZ .

Fig 1: Identifying High-Pressure Sensor
G06178967Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check fuel system for leaks.

Check function of DME.