seat Workshop Repair Guides

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Fuel rail: removing and fitting . > < Fuel rail: Assembly overview (Version I)
Fuel rail: Assembly overview (Version II)
Fuel rail: Assembly overview (Version II)
  WARNING
Take into account the safety precautions for fuel pressure reduction in the high-pressure system → Chapter.
   
1 - Cylinder 1 injector -N30- up to cylinder 4 injector -N33-
q   Removing and installing → Chapter
2 - 8 Nm
3 - Fuel rail
q   Removing and installing → Chapter
4 - Low pressure fuel hose
q   To high-pressure pump.
5 - Pressure limiting valve
q   30 Nm
q   Removal and installation involves removing the intake manifold → Chapter
6 - Speed nut
7 - Low-pressure line
q   Counterhold when loosening the union nut of the pressure relief valve.
q   Before installing, check the tightening torque of the pressure relief valve
q   Do not fit under stress
q   Tighten union nuts to 22 Nm
8 - Spring retainer
9 - High-pressure pipe
q   When loosening, counterhold the union nut of the threaded connection
q   Before installing, check the tightening torque of the threaded connection
q   Do not fit under stress
q   Tighten union nuts to 27 Nm
10 - 3 Nm
11 - Electrical connector
q   For injectors
12 - Electrical connector
q   For → Item and → Item
13 - Electrical connector
q   For → Item
14 - Cable spacer
15 - Clip
q   Mount at the bottom right on the hose of the intake manifold
16 - Electrical connector
q   for Hall sender -G40-
17 - Electrical connector
q   For fuel pressure sender -G247-
18 - 5 Nm
19 - Fuel pressure sender -G247-
q   22 Nm
q   Lubricate threads and taper seat with clean engine oil
q   Removing and installing → Chapter
q   Checking → Chapter
20 - Union
q   30 Nm

   

Fuel rail: removing and fitting . > < Fuel rail: Assembly overview (Version I)