Main.TrailIndexPage | Fuel System | Fuel Lines This component is part of Fuel System.


Fuel Lines link the Fuel Tank to the Fuel Pump. Include, if known, the german language word for the component, as well as the English or American equivalent. Show a picture, a diagram.

  • Its technical name & common name(s)
  • part # - start year & end year
  • which area it belongs to - engine, transmission, body, injection etc, link back to the relevant section


Describe, in general terms the function of this component. Meaning what is it there for and what role it plays. Describe how it works, the inside mechanism. Use diagrams to explain.


Describe common maintenance procedures, and common faults that may occur. Describe how these may be diagnosed and resolved. Again, include diagrams, photographs and explanations. Where possible, include measures, tolerances, weights etc.

  • Symptoms when it faults
  • How to test if it is faulty - what tools to use
  • How to fix / change

Link to related components where appropriate.

Notes from Yahoo posts

There is indeed a device on the return line which is a "fuel damper" it eases out resonance pressure in the fuel lines. BTW, the membrane in this device should be changed now after thirtysomething years in your car.
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