13 53 602 Replacing left high pressure fuel sensor (N63 B40/B44 O 1)
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WARNING:
Observe warning on cylinder head cover.
Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short circuit 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.
Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short circuit 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 speed when the high pressure line is released!
Fuel can emerge spontaneously at high speed 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!
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 lines or separate components.
- Use only fluff-free cloths.
- Seal all fuel system openings with protective caps or plugs.
Necessary preliminary tasks:
- Remove left RAIL .
Recycling:
Catch and dispose of escaping fuel in a suitable container.
Observe country-specific waste disposal regulations.
Release high pressure sensor (1) and remove. If necessary, clamp rail at tab (2) when dismantling high-pressure sensor.
Tightening torque 13 53 8AZ .
Assemble engine.
Check fuel system for tightness.
Check function of DME.