VehicleVerdict

2000 Audi A6 fuel system problems

The 2000 Audi A6 has 24 fuel system complaints filed with NHTSA — 12% of the year's total, and down from the prior model year.

24

Fuel System complaints

12%

Share of year

0

Crash-involved

1

Related recalls

Fuel System complaints by year

Related recalls

01V157000Fuel SystemMay 3, 2001 · 70,000 units

Defect

VEHICLE DESCRIPTION: PASSENGER VEHICLES. SULFUR IN FUEL INTERACTS WITH CERTAIN ADDITIVES FOUND IN WIDELY AVAILABLE GASOLINE CAUSING SULFUR TO BECOME DEPOSITED ON THE CONTACT POINTS OF THREE FUEL SENDING UNITS MOUNTED INSIDE THE FUEL TANK. THIS COULD CAUSE THE FUEL GAUGE TO READ FULL WHILE THE FUEL TANK MAY NOT IN FACT BE FULL OR COULD BE EMPTY.

Consequence

RUNNING OUT OF FUEL WITHOUT WARNING WHILE THE FUEL GAUGE INDICATES THAT THERE IS SUFFICIENT FUEL IN THE TANK LEAD TO SAFETY PROBLEMS.

Remedy

DEALERS WILL REMOVE THE EXISTING FUEL LEVEL SENDING UNITS AND REPLACE THEM WITH FUEL LEVEL SENDING UNITS USING A NEW ALLOY COMPOSED OF GOLD, SILVER, AND A SMALL AMOUNT OF NICKEL, WHICH WILL NOT CHEMICALLY REACT WITH SULFUR. VW/AUDI WILL ALSO CALL BACK VEHICLES THAT WERE REPAIRED UNDER A PREVIOUS RECALL LAST JUNE IN ORDER TO INSTALL THE UPDATED FUEL SENDING UNITS NHTSA 00V137/AUDI LB). OWNER NOTIFICATION BEGAN MAY 1, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT AUDI AT 1-866-892-2834.

What owners report

FUEL VAPOR DETECTED IN CABIN. GASOLINE DETECTED ON FLOOR SURFACE UNDER DRIVER SIDE REAR PASSENGER LOCATION. ALSO OBSERVE FUEL DRIPPING FROM DRIVER SIDE FUEL TANK. SUSPECT DEFECTIVE ROLLOVER VALVE NIPPLE. ADDENDUM REQUESTED TO INCLUDE YEAR 2000 A6 AUDI C5 CAR YEAR IS 04/2000 A6 QUATTRO C5. SEE;…

Complaint filed with NHTSA · Fuel System · October 28, 2011

Common questions

How many fuel system complaints does the 2000 Audi A6 have?

NHTSA has 24 complaints about the 2000 Audi A6 fuel system — 12% of all complaints filed for that model year.

Are there recalls for the 2000 Audi A6 fuel system?

Yes — 1 NHTSA recall campaign for this model year is tied to the fuel system: 01V157000.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.