There are 2 stored owner reports matching the lighting leading-label group for the 2004 Audi A6 in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)PASSENGER SIDE MECHANICAL VERTICAL ADJUSTER DOES NOT FUNCTION IS LAMP POINT TO ABOUT 10 FEET TO THE FRONT OF THE VEHICLE. DIVER SIDE ADJUSTER APPEAR TO FUNCTION OK. ONLINE BLOGS CONFER MULTIPLE PROBLEMS WITH AUDI HEADLIGHT ADJUSTERS AS COMMON, RECURRENT, AND COSTLY TO FIX. DRIVING WITH POORLY AIMED LIGHTS IS OBVIOUSLY SAFETY ISSUE. *TR
A NUMBER OF CARS THAT HAVE RED TURN SIGNALS (VERSUS ORANGE) DO NOT BLINK THE ENTIRE LIGHT WHEN TURNING. THUS, WHEN THE BRAKES ARE APPLIED AND THE TURN SIGNAL IS ON, IT IS MORE DIFFICULT TO SEE. IF THE COLOR OF THE BRAKE LIGHT AND THE TURN SIGNAL IS THE SAME, THE ENTIRE LIGHT SHOULD BLINK, NOT JUST A SMALL PORTION. *JB
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.