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2004 Audi A6

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2004 Audi A6 do not stand out strongly from the model-year median of 35.

About this comparison →

When problems were reported

Mileage at the reported incident

27 reports with mileage · 8 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Fuel System, Gasoline. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

1 crash reports2 fire reports1 injury reports

Tires complaints

3 reports
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31,200 miles · Jun 13, 2006
TiresWheels

DURING THE FIRST 18 MONTHS, I HAVE EXPERIENCED 4 FLAT TIRES ON MY AUDI A6 2.7T S LINE. ONE ON THE REAR PASSENGER SIDE AND 3 ON THE FRONT DRIVER'S SIDE. I HAVE DRIVEN FOR OVER 25 YEARS AND HAVE ONLY EXPERIENCED ABOUT 3 FLAT TIRES IN THAT ENTIRE PERIOD BEFORE THE PURCHASE OF THIS VEHICLE. THE FLAT TIRES WERE REPLACED WITH THREE…

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DURING THE FIRST 18 MONTHS, I HAVE EXPERIENCED 4 FLAT TIRES ON MY AUDI A6 2.7T S LINE. ONE ON THE REAR PASSENGER SIDE AND 3 ON THE FRONT DRIVER'S SIDE. I HAVE DRIVEN FOR OVER 25 YEARS AND HAVE ONLY EXPERIENCED ABOUT 3 FLAT TIRES IN THAT ENTIRE PERIOD BEFORE THE PURCHASE OF THIS VEHICLE. THE FLAT TIRES WERE REPLACED WITH THREE DIFFERENT BRANDS. REGARDLESS OF THE TIRE MANUFACTURER, THERE CONTINUES TO BE FLATS. THIS IS A VERY SERIOUS PROBLEM AND THE PUBLIC SHOULD BE MADE AWARE OF THIS PROBLEM. *JB

NHTSA ODI #10159771

Mileage unknown · Jul 8, 2005
Tires

CONSUMER HAS EXPERIENCED 4 TIRE BLOW OUTS WITHT EH CONTINENTAL TIRE EQUIPMENT.***NO ANSWER REQUIRED***. *MR THE TIRE DEALER REPLACED THE CONSUMER'S FOUR CONTINENTAL TIRES WITH WITH THE SAME DEFECTIVE MODEL TIRE WHICH HAD BLOWNOUT. AFTER THE REPLACEMENT THE CONSUMER EXPERIENCED THE FOURTH BLOWOUT OF ON OF THE CONTINENTAL TIRES …

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CONSUMER HAS EXPERIENCED 4 TIRE BLOW OUTS WITHT EH CONTINENTAL TIRE EQUIPMENT.***NO ANSWER REQUIRED***. *MR THE TIRE DEALER REPLACED THE CONSUMER'S FOUR CONTINENTAL TIRES WITH WITH THE SAME DEFECTIVE MODEL TIRE WHICH HAD BLOWNOUT. AFTER THE REPLACEMENT THE CONSUMER EXPERIENCED THE FOURTH BLOWOUT OF ON OF THE CONTINENTAL TIRES IN LESS THAN ONE YEAR. *NM

NHTSA ODI #10130200

Mileage unknown · Apr 28, 2004
Tires

OUR NEW AUDI A6 HAD THE P6 P235/R17 INSTALLED AS ORIGINAL EQUIPMENT. WITHIN THE FIRST 4,000 MILES, ALL UNDER NORMAL DRIVING CONDITIONS, A LARGE BULGE DEVELOPED ON THE SIDEWALL OF ONE OF THE REAR TIRES. THIS CREATED A VERY DANGEROUS DRIVING CONDITION. WHEN WE HAD REPORTED THIS ISSUE TO OUR DEALER, THEY VERY RUDELY DISCLAIMED R…

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OUR NEW AUDI A6 HAD THE P6 P235/R17 INSTALLED AS ORIGINAL EQUIPMENT. WITHIN THE FIRST 4,000 MILES, ALL UNDER NORMAL DRIVING CONDITIONS, A LARGE BULGE DEVELOPED ON THE SIDEWALL OF ONE OF THE REAR TIRES. THIS CREATED A VERY DANGEROUS DRIVING CONDITION. WHEN WE HAD REPORTED THIS ISSUE TO OUR DEALER, THEY VERY RUDELY DISCLAIMED RESPONSIBILITY AND HAD GIVEN US THE NUMBER FOR THE TIRE MANUFACTURER. WHEN WE HAD REPORTED THIS TO PIRELLI CONSUMER AFFAIRS DIVISION, THEY QUICKLY ASCERTAINED (WITHOUT INSPECTION) THAT THIS WAS CAUSED BY A ROAD HAZARD, AND WOULD NOT BE COVERED UNDER WARRANTY. AT THIS STAGE WE ARE LOOKING TOWARD OUR LEGAL OPTIONS, SINCE BOTH AUDI AND PIRELLI ARE NOT INTERESTED IN COMING UP WITH A SOLUTION SHORT OF US BUYING BRAND NEW TIRES.

NHTSA ODI #10067981

Official recalls

4

11V267000 · Fuel System, Other:storage:tank Assembly

May 3, 2011

VOLKSWAGEN IS RECALLING CERTAIN MODEL YEAR 2001-2004 AUDI A6, MODEL YEAR 2002-2003 S6 AND MODEL YEAR 2003 RS6 VEHICLES EQUIPPED WITH 4.2L ENGINES AND MANUFACTURED FROM JUNE 19, 2001, THROUGH JUNE 8, 2004. THE AGING OF THE PLASTIC MATERIAL IN THE FUEL TANK ROLLOVER VALVE COMBINED WITH BENDING STRESS FROM THE ALUMINUM VENTILATION LINE TO THE ROLLOVER VALVE NIPPLE MAY LEAD TO CRACKING OF THE NIPPLE. IF THIS HAPPENS, A FUEL LEAK MAY RESULT.

Consequence & remedy

Consequence: A FUEL LEAK IN THE PRESENCE OF AN IGNITION SOURCE COULD LEAD TO A VEHICLE FIRE.

Remedy: DEALERS WILL REINFORCE THE NIPPLE ON THE ROLLOVER VALVE TO PREVENT LEAKAGE OR REPAIR THE CRACKING AT THE NIPPLE. THE RECALL IS EXPECTED TO BEGIN DURING JUNE 2011. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

08V157000 · Fuel System, Gasoline:storage:tank Assembly

Apr 8, 2008

VOLKSWAGEN IS RECALLING 68,240 MY 2001-2004 AUDI A6 QUATTRO VEHICLES EQUIPPED WITH 2.7L, 2.8L, OR 3.0L ENGINES AND MY 2001-2005 ALLROAD QUATTRO VEHICLES EQUIPPED WITH 2.7L OR 4.2L ENGINES. THE AGING OF THE PLASTIC MATERIAL IN THE FUEL TANK ROLLOVER VALVE COMBINED WITH BENDING STRESS FROM THE ALUMINUM VENTILATION LINE TO THE ROLLOVER VALVE NIPPLE MAY LEAD TO CRACKING OF THE NIPPLE. IF THIS HAPPENS, A FUEL LEAK MAY RESULT.

Consequence & remedy

Consequence: A FUEL LEAK IN THE PRESENCE OF AN IGNITION SOURCE COULD LEAD TO A VEHICLE FIRE.

Remedy: DEALERS WILL REINFORCE THE NIPPLE ON THE ROLLOVER VALVE TO PREVENT LEAKAGE OR REPAIR THE CRACKING AT THE NIPPLE. THE RECALL BEGAN ON JUNE 27, 2008. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

06V198000 · Electrical System

Jun 5, 2006

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH HALOGEN LOW BEAM HEADLIGHTS, CERTAIN CONNECTOR PINS IN THE HEADLIGHT SWITCH CONNECTOR COME INTO CONTACT WITH EACH OTHER CAUSING A SHORT CIRCUIT. NOTE: VEHICLES WITH XENON LOW BEAM HEADLIGHTS ARE NOT AFFECTED BECAUSE THE CIRCUIT IN THESE VEHICLES CONTAINS A FUSE, WHICH PRECLUDES EXCESSIVE CURRENT FLOW IN THE CASE OF A SHORT CIRCUIT. AUDI S6 AND S6 AVANT VEHICLES ARE ALL EQUIPPED WITH XENON LOW BEAM HEADLIGHTS AND, THEREFORE, ARE NOT LONGER AFFECTED BY THIS RECALL.

Consequence & remedy

Consequence: THIS CONDITION COULD LEAD TO OVERHEATING OR FIRE.

Remedy: DEALERS WILL REROUTE THE WIRING HARNESS BY INSTALLING A JUMPER WIRING HARNESS. THE RECALL BEGAN ON DECEMBER 16, 2006. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

04V133000 · Electrical System

Mar 18, 2004

ON CERTAIN PASSENGER VEHICLES, IF A DRIVER'S KNEES PUSH AGAINST THE KNEE BOLSTER (CRASH ELEMENT) LOCATED UNDER THE DASHBOARD, IT CAN CONTACT THE HEADLIGHT SWITCH WIRING HARNESS, AND AN ELECTRICAL SHORT COULD OCCUR.

Consequence & remedy

Consequence: A FIRE COULD ORIGINATE IN THE LEFT DASHBOARD AREA.

Remedy: DEALERS WILL INSTALL A PROTECTIVE COVERING ON THE KNEE BOLSTER (CRASH ELEMENT). IN ADDITION, THE WIRING HARNESS AS WELL AS THE FELT PROTECTOR ON THE LEFT SIDE OF THE DASHBOARD CARRIER WILL BE CHECKED, AND REPLACED IF NECESSARY. THE RECALL BEGAN ON JULY 26, 2004. OWNERS SHOULD CONTACT AUDI AT 1-800-822-2834.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

PE08008 · Fuel Tank Leak

Opened Jan 31, 2008 · Closed May 30, 2008

Status: closed (inferred from source dates) · Fuel System, Gasoline:storage:tank Assembly; Fuel System, Other:storage:tank Assembly:pressure Relief Devices

VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.

Additional source detail variants (4)

Fuel System, Gasoline:storage:tank Assembly

VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.

Fuel System, Gasoline:storage:tank Assembly

VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.

Fuel System, Other:storage:tank Assembly:pressure Relief Devices

VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.

Fuel System, Other:storage:tank Assembly:pressure Relief Devices

VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.