All Investigations » Investigation PE99065

  Defect Investigation of Fuel Supply Line Leak

Investigation of Fuel Supply Line Leak

Subject: Fuel supply line leak
Components covered:
  • Vehicle speed control linkages
Investigations Summary: This investigation was opened on Oct. 28, 1999. It was closed on Mar. 31, 2000. Note: this investigation has resulted in a vehicle safety recall.
Odi has received 12 complaints of underhood fuel line leakage in 1992-1995 Audi 100, s4, and s6 vehicles equipped with 2. 2l I-5 dohc turbo (s4 and s6) or 2. 8l v-6 sohc normally aspirated (100 and a6) engines. Several owners allege incidents of fuel spraying or dripping from a compression fitting in the fuel supply tube asssembly between the fuel filter and the fuel rail assembly. The fitting reportedly joins a steel braided section of rubber hose to a metal fuel tube. Some of the owners allege that the replacement fuel tube assembly design was modified in the replacement part. There is one complaint for model year 1992, nine complaints for model year 1993, one complaint for model year 1994, and one complaint for model year 1995. Four of the complaints allege failures in 1997, three allege failures in 1998, and seven allege failures in 1999 (two of these involve vehicles with prior failures in 1997).
Vehicles Affected by this investigation:
  • 1992 Audi 100
  • 1993 Audi 100
  • 1994 Audi 100
  • 1995 Audi 100
  • 1994 Audi A6
  • 1995 Audi A6
  • 1992 Audi S4
  • 1993 Audi S4
  • 1994 Audi S4
  • 1995 Audi S4
  • 1994 Audi S6
  • 1995 Audi S6

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