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High-pressure pump > < Removing air cleaner housing

Direct Petrol Injection & Ignition System for 18L Turbo Engine

Removing and installing fuel rail
Removing and installing fuel rail
After the fuel rail has been removed or renewed, intake manifold flap potentiometer -G336- must be adapted to engine control unit -J623-.
  Note
Intake manifold must be removed; refer to → Chapter for removal procedure.
–  Release hose clip -1-.
–  Remove hoses from activated charcoal filter.
–  Disconnect fuel pipe at fuel rail.
   
–  Unscrew two bolts -arrows- on fuel rail.
–  Detach fuel rail from intake manifold.
Installing
–  Always renew both connecting pieces for fuel supply line.
–  Connect fuel pipe.
–  Re-connect electrical connectors.
–  Install intake manifold → Chapter.
l  Tightening torque: intake manifold - exploded view → Chapter
l  Tightening torque: fuel rail - exploded view → Chapter
–  Install in reverse order.
  A24-10115

High-pressure pump > < Removing air cleaner housing