Research · Large Cars

2004 Audi A8LRecalls, problems, MPG & safety

NHTSA lists 0 safety recalls and 20 owner complaints for the 2004 Audi A8L. Most complaints involve visibility (6) and vehicle speed control (5). The EPA rates it 18 mpg combined.

Combined MPG
18mpg
EPA · 1 version
NHTSA overall
—
Not rated by NCAP
Safety recalls
0campaigns
NHTSA
Owner complaints
20
Top: visibility
Fuel cost / yr
$4,400est.
EPA estimate, best version
01 —Recalls

Safety recalls

NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2004 Audi A8L as of Oct 30, 2026.
Data from NHTSA Recalls API · synced Oct 30, 2026NHTSA vehicle page
02 —Complaints

Owner complaints by component

20 complaints filed with NHTSA · May 2004 – Jan 2018
  1. Visibility6
  2. Vehicle speed control5
  3. Electrical system4
  4. Service brakes2
  5. Suspension2
  6. Electronic stability control (esc)1
  7. Fuel/propulsion system1
  8. Equipment1
  9. Traction control system1

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each A8L model year we’ve synced.

View as table
Model yearNHTSA complaints
200420
201347
201418
201530
20203
20215
Crashes reported
0
Fires reported
2
Injuries reported
0
Deaths reported
0
Data from NHTSA Complaints API · synced Oct 30, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Visibility

6 reports
“THE WINDSHIELD WIPERS WILL STOP INTERMITTENTLY. THEY HAVE STOPPED DURING HEAVY RAIN ON AN EXPRESSWAY SEVERAL TIMES RESULTING IN A LOSS OF VISION. THE DEALERS COULD NOT GET THE PROBLEM TO REPEAT SO THEY SAID THAT THEY COULDN'T DO ANYTHING. I CALLED THE AUDI ADVOCATE PHONE LINE AND WAS TOLD THAT AUDI WOULD NOT ADDRESS THE ISSUE. THEN I WROTE AUDI AND ASK FOR A REFUND AND THE AUDI ADVOCATE RETURNED THE CALL AND MAINTAINED THE SAME RESPONSE. *TR”
Owner complaint to NHTSAFiled Jul 30, 2008VisibilityODI 10236405

Vehicle speed control

5 reports
“WHILE DRIVING AND/OR PARKING AND/OR PUTTING KEY IN IGNITION TO START MY VEHICLE ABS LIGHT; STABILIZATION; AND SPEEDOMETER SEEMS AS THOUGH BEING HACKED...SOMETIMES ESPECIALLY IN THE SUMMER WHEN TEMPERATURES REACH 100 DEGREES + MY HEATER IS HACKED ON AND MY INTERIOR OF THE VEHICLE IS LIFE THREATENING HOT!!! HAVE TO OPEN WINDOWS TO 100 DEGREES TEMPERATURE OUTSIDE...MY INTERIOR LIGHTS JUST COME ON AND DRAIN MY BATTERY....AND MY SOUND SYSTEM FLIPS OPEN AND MUSIC PLAYS WHEN IM IN MY HOUSE AND HAS SHUT OFF MY CAR AND WHILE DRIVING MY SOUND SYSTEM COMES ON AND MY RADIO IS REMOTELY CONTROLLED---HACKED BECAUSE MY STATIONS ARE SWITCHED IE. TUNED TO DIFFERENT STATIONS AND MY CDS ARE SCROLLED THROUGH THE TRACKS WITHOUT MY DOING SO....AND MY VEHICLE WAS HACKED FOR IT TO SPEED UP WHEN I WASNT ACCELORATING IN A WALMART PARKING LOT....THAT COULD HAVE INJURED MYSELF OR OTHERS..BUT I HIT THE BRAKES AND CUT MY CAR OFF IN A PARKING SPACE...MY SPEEDOMETER IS ALWAYS BEING HACKED THAT WHEN I DRIVING AT NO MATTER WHAT SPEED....ITS BEING HACKED TO READ 0 MILES AND THREATENS MY ABILITY TO KNOW MY SPEED AND IT SLOWS MY ENGINE PERFORMANCE...MY PARK BRAKE ENGAGES AND I HAVE TO CUT CAR OFF…”
Owner complaint to NHTSAFiled Jan 25, 2018Vehicle speed control, Electronic stability control (esc), Service brakesODI 11064890

Electrical system

4 reports2 fires
“DRIVER SMELLED SMOKE SHORTLY AFTER STARTING HIS VEHICLE AND DRIVING AWAY FROM HIS HOME. THE SMELL WAS OF PLASTIC, AND IT WAS ASSUMED FROM AN ELECTRICAL SHORT/FIRE. THE DRIVER STOPPED THE CAR AND INSPECTED THE ENGINE AREA. NO EVIDENCE OF FIRE, HOWEVER THE DRIVER TURNED BACK AND DROVE THE VEHICLE HOME. STRONG BURNING PLASTIC SMELL AGAIN AS THE VEHICLE WAS STOPPED. THE CABIN WAS FILLING WITH SMOKE. DRIVER OPENED THE TRUNK AS THE BATTERY WAS LOCATED IN THE RIGHT REAR SECTION OF THE TRUNK. SMOKE WAS EMANATING FROM THE BATTERY COMPARTMENT. A PLASTIC PANEL WAS REMOVED FOR INSPECTION. LOCATED DIRECTLY UNDER THE BATTERY WAS A PLASTIC MODULE IDENTIFIED AS TRW *334 GNOACDOBNC28U* AND STAMPED MADE IN MALAYSIA??. THE DEALER STATED THAT THE MODULE CONTROLS THE ELECTRIC PARKING BRAKE FOR THE CAR. INSPECTING THE UNIT, MULTIPLE WIRE LEADS THAT FEED THE E-BRAKE CONTROL UNIT HAD BURNED THROUGH, AS DID A PORTION OF THE E-BRAKE CONTROL UNIT. THE BODY AREA OF THE CAR NEAR THE UNIT WAS COVERED IN SOOT FROM THE ELECTRICAL FIRE. YEARS PRIOR, THE DRIVER HAD ISSUES WITH THE E-BRAKE, THE E-BRAKES FAILING TO RELEASE PROMPTING THE VEHICLE TO BE TOWED TO THE DEALER. AT THAT TIME THE SERVICE…”
Owner complaint to NHTSAFiled Mar 9, 2015Electrical system, Service brakesFire reportedODI 10693097
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026
04 —Key specs

Engines, transmissions & drive

1 version rated by the EPA
EPA class
Large Cars
Engines
4.2L 8-cyl
Transmissions
Automatic (S6)
Drive
4-Wheel or All-Wheel Drive
Fuel
Premium Gasoline

Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.

Data from EPA fueleconomy.gov · synced Oct 30, 2026EPA listing
05 —Fuel economy

EPA fuel economy by version

City / highway / combined, annual fuel cost and CO₂
EPA
VersionCityHwyComb.Fuel / yrCO₂ g/mi
A8 L
Auto (S6), 8 cyl, 4.2 L · 4-Wheel or All-Wheel Drive
162218$4,400494
  • A8 L
    Auto (S6), 8 cyl, 4.2 L
    16 city · 22 hwy · $4,400/yr
    18
    mpg comb.
Data from EPA fueleconomy.gov · synced Oct 30, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
06 —Safety

NHTSA 5-Star Safety Ratings

1 tested variant
NHTSA has not published 5-Star Safety Ratings for the 2004 Audi A8L as of Oct 30, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Oct 30, 2026Vehicle 1019
07 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
09 —FAQ

2004 A8L questions

How many recalls does the 2004 Audi A8L have?

0 recalls found in NHTSA data as of Oct 30, 2026.

What are the most common 2004 Audi A8L problems?

Owners filed 20 complaints with NHTSA. The most-cited components are visibility (6), vehicle speed control (5), electrical system (4). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

What MPG does the 2004 Audi A8L get?

The EPA rates the 2004 Audi A8L at 18 mpg combined, depending on engine and drivetrain (1 version rated).

Data from NHTSA & EPA · synced Oct 30, 2026