2004 Audi A8: Reliability Data

Source: NHTSA — 31 complaints
31
Total Complaints
46,000mi
Median Mileage
ELECTRICAL SYSTEM
Top Issue
0
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

14,433 25th Percentile
46,000 Median Mileage
120,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ELECTRICAL SYSTEM
4
VEHICLE SPEED CONTROL
4
SERVICE BRAKES
2
SERVICE BRAKES, HYDRAULIC
1
VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
1
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
1
VISIBILITY:SUN/MOON ROOF ASSEMBLY
1
SEATS:FRONT ASSEMBLY:HEAD RESTRAINT
1
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
1
LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK
1

Severity Assessment

0
Crashes
3
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"THE HEAD RESTRAINT WOULD TAKE UP 35 TO 40 % OF THE REAR WINDOW. *AK *SC *JB"
"AUDO A 8 L GAS PEDEL STICKS IN ACCELERATION MODE- REPORTED TO AUDI AND THEY ARE UNABLE TO DUPLICATE IN SHOP. *MR"
"MMI SYSTEM HAS INTERMITTENT RESETS AND CAUSE ERRATIC PERFORMANCE OF OTHER SYSTEMS SUCH A WINDOWS, TRUNK, AUDIO, NAVIGATION.*AK"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28