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Voltage supply of the fuel system pressurisation pumpG6: > < Fuel system pressurisation pumpG6: check

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Supply quantity of the fuel system pressurisation pumpG6: check
Supply quantity of the fuel system pressurisation pump -G6-: check
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.
Special tools and workshop equipment required
   
t  Pressure gauge -VAS 6550-, see equivalent → Anchor
Test prerequisites
l  Fuses must be OK.
l  Battery voltage 12 V
l  All electrical consumers, e.g. lights and rear window heating, must be switched off.
  W00-10774
–  Remove the quick connector -A- (black or with black markings) from the fuel supply line.
–  Connect the line -VAS 6550/1- of the pressure gauge to the fuel supply line -A-.
–  Guide the open end of the line into a measuring container.
–  Connect the diagnosis device and perform the guided function „electric fuel pump: check “.
  Note
The fuel pump is now activated for 30 seconds.
–  As soon as the fuel flows, read-off the fuel quantity supplied on the measuring container. Specification: min. 1000 ml/30 seconds
If the specification is not attained:
–  Check the fuel line between the pump and the engine compartment for bends, crushing and for damage.
–  If a defect is established, replace the line and repeat the test.
–  When no bends, crushing or damage is at hand.
–  Fold rear seat bench forwards.
  N20-10436
–  Remove cover from fuel delivery unit.
  Note
Press in securing ring to release fuel line.
  N20-10606
–  Remove the fuel supply unit (black or with black markings) -3- from the fuel supply unit.
–  Connect the line -VAS 6550/1- of the pressure gauge to the fuel supply line -3-.
–  Guide the open end of the line into a measuring container.
–  Connect the diagnosis device and perform the guided function „electric fuel pump: check “.
  Note
The fuel pump is now activated for 30 seconds.
–  As soon as the fuel flows, read-off the fuel quantity supplied on the measuring container. Specification: min. 1000 ml/30 seconds
If the specification is not attained:
–  Check the power supply and → Chapterthe power consumption → Chapterof the fuel pump.
  E20-10030

Voltage supply of the fuel system pressurisation pumpG6: > < Fuel system pressurisation pumpG6: check