seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Step 2 (Engine was not started with incorrect fuel) > < Repair instructions if tank has been filled with incorrect fuel

Leon Mk2

Step 1 (Engine was started with incorrect fuel)
Step 1 (Engine was started with incorrect fuel)
–  Empty fuel tank as far as possible via fuel filler neck using fuel extractor -VAS 5190- → Chapter.
   
–  Open quick-release catch -A- of fuel return line and pull line off.
–  Connect pressure gauge pipe -VAS 6551/1- to the fuel return line coming from the engine.
–  Put open end of line -VAS 6551/1- into a suitable container.
–  Connect vehicle diagnosis tester and then carry out guided function „Fuel pump activation“.
  Note
The fuel pump is now activated.
–  Repeat procedure, if necessary, until fuel tank is completely empty.
–  Remove fuel tank → Chapter.
–  Remove fuel delivery unit → Chapter.
–  Check fuel tank for metal particles.
–  Drain fuel pump reservoir of fuel delivery unit.
–  Carry out a visual inspection for foreign bodies and metal particles in fuel pump reservoir and on preliminary filter.
Metal particles found?
   Yes → Chapter „Step 3 (There are metal particles in fuel delivery unit and fuel tank)“
   No → Chapter „Step 4 (There are no metal particles in fuel delivery unit and fuel tank)“
  N10-10526

Step 2 (Engine was not started with incorrect fuel) > < Repair instructions if tank has been filled with incorrect fuel