Component Record

Audi A4 2003 Fuel and Propulsion System Problems

54 distinct owners reported a fuel and propulsion system problem on the 2003 Audi A4 - 26% of all complaints for this model year.

Recall Coverage54 complaints

54 complaints; 2 recall campaigns cover this system.

Campaigns Covering This System

06V017000Reported January 23, 2006 - 74,000 vehicles potentially affected

Recall covering the fuel and propulsion system system, reported to NHTSA on January 23, 2006. The campaign covers an estimated 74,000 vehicles across all affected models.

07V375000Reported August 28, 2007 - 34,358 vehicles potentially affected

Recall covering the fuel and propulsion system system, reported to NHTSA on August 28, 2007. The campaign covers an estimated 34,358 vehicles across all affected models.

Other Systems on This Model Year

Power Train44 Electrical System33 Engine25 Lighting23 Vehicle Speed Control22 Visibility20

How to Read These Counts: complaint counts are owner reports to NHTSA, not failure rates. Older and higher-volume vehicles accumulate more reports, and counts are not adjusted for vehicles sold - no per-sales rate or reliability ranking is shown, because the public data does not support one.

Data as of November 1, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.