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Removing and installing the sender for fuel gauge displayG > < Extract fuel from the fuel tank

Octavia Mk2

Removing and installing fuel delivery unit
Removing and installing fuel delivery unit
Special tools and workshop equipment required
t  Key -T30101 (3087)-
Removing
l  The fuel tank must not be more than 1/2 full.
  Note
t  If necessary, extract fuel from the fuel tank → Chapter.
t  Observe the safety instructions before starting fitting work → Chapter.
t  Observe rules for cleanliness → Chapter.
–  Switch off the ignition and all electrical components and take out the ignition key.
–  Removing rear seat bench → Body Work; Rep. gr.72.
–  Remove the cover from the fuel delivery unit.
  WARNING
The fuel feed line is pressurized! Place cleaning cloths around the connection point before detaching hose connections. Reduce pressure by carefully removing the hose.
  Note
For vehicles with auxiliary heating, the plug connection for the dosing pump -V54- must be disconnected additionally.
   
–  Disconnect the 5-pin plug, detach the black feed line -2- and the blue return-flow line -1-.
  Note
Press in the securing ring in order to unlock the fuel lines.
  S20-0195
–  Open lock ring with the wrench -T30101 (3087)-.
–  Pull the fuel delivery unit and the gasket ring out of the opening of the fuel tank.
  Note
The old delivery unit must be emptied before disposing of it if it should be replaced.
Install
The installation of the fuel delivery unit occurs in the reverse order. Pay attention to the following:
Observe fitting position of flange of fuel delivery unit:
  S20-0151
t  On vehicles up to 05/2010, the marking on the flange -3- must point against the direction of travel. The flange of the fuel delivery unit can only be installed in this position.
  S20-0195
t  On vehicles as of 06/2010, the peg -2- on the fuel delivery unit must be positioned between the pegs -1- and -3-. The -arrow- shows the direction of travel. The flange of the fuel delivery unit can only be installed in this position.
  Note
t  When installing, ensure that the float arm of the sender for fuel gauge display -G- is not bent.
t  Insert dry gasket ring of the fuel delivery unit into the opening of the fuel tank.
t  Only moisten the gasket ring on the inside with fuel before assembly of the fuel delivery unit.
t  Tighten the lock ring to 110 Nm.
t  Do not interchange feed line and return-flow line.
t  Make sure the line connections fit tightly.
t  After installing the fuel delivery unit, check whether the feed, return-flow and vent lines are clipped in place on the fuel tank.
  S20-0336

Removing and installing the sender for fuel gauge displayG > < Extract fuel from the fuel tank