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Contact corrosion > < Cleaning rules for working on the turbocharger, injection and fuel supply systems

Leon Mk2

Fuel system: checking seal
Fuel system: checking seal
–  Leave the engine running a few minutes at medium speed.
–  Switch ignition OFF.
–  Check the entire fuel system for leaks.
–  The affected component should be replaced if there are leaks even if the tightening torque is correct.
–  Perform next a test drive in which you accelerate fully at least once.
–  Immediately check again the high pressure zone to look for leaks.
   

Contact corrosion > < Cleaning rules for working on the turbocharger, injection and fuel supply systems