MotorDeets

2004 Audi A4: Recalls, Problems & MPG

Here are the deets on the 2004 Audi A4: 2 recalls, 189 owner complaints and up to 23 mpg combined.

2vehicle recalls
189owner complaints
8mention a crash
23best combined mpg
2004 Audi A4
Photo: DieselFordMondeo · CC BY-SA 4.0 · Wikimedia Commons. Representative photo of this generation; trim may differ.

Recalls

2 vehicle recalls from the manufacturer, plus 1 equipment/tire recall that can apply. Repairs are free. Check your VIN to see if one is still open on your car.

Exterior lights Vehicle recall #05V096000 · 2005 · 9,965 vehicles

What's wrong: On certain passenger vehicles, there is a possibility of xenon headlamp coating degradation over time. The luminous transmittance of the headlamp May decrease over a period of time.

Why it matters: This condition could affect a driver's field of view, increasing the risk of a crash.

The fix: Dealers will replace the left and right xenon headlamp reflectors free of charge. The recall began on April 11, 2005.

Airbags Vehicle recall #16V382000 · 2016 · 194,453 vehicles

What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain model year 2004-2008 Audi a4, and 2005-2011 Audi a6 vehicles originally sold, or ever registered, in alabama, california, florida, georgia, hawaii, louisiana, mississippi, south carolina, texas, puerto rico, american samoa, guam, the northern mariana islands (saipan), and the u.s. Virgin islands, or "zone a." additionally, unless included in "zone…

Why it matters: An inflator rupture May result in metal fragments striking the vehicle occupants resulting in serious injury or death.

The fix: Audi will notify owners, and dealers will replace the passenger frontal air bag inflator, free of charge. Owner notification letters were mailed April 28, 2017.

1 aftermarket equipment / tire recall replacement parts sold to fit this car, not the car itself
Engine & cooling Equipment recall #14E007000 · 2014 · 50 vehicles

What's wrong: These service replacement parts were sold for use in model year 1999-2005 Audi a4, 2000-2006 Audi tt, 1998-2005 Volkswagen beetle, 1999-2006 golf, 1999-2008 and 2011-2013 Volkswagen jetta, and 2000-2005 Volkswagen passat. In the affected water pumps, the pulley or sprocket that turns the timing belt May develop microfractures causing the timing belt to fail.

Why it matters: A failure of the timing belt May cause the engine to shut down, potentially increasing the risk of a vehicle crash.

The fix: Gates will notify owners, and dealers will replace the water pump, free of charge. The recall began during May 2014.

Most-reported problems

Owner complaints filed with NHTSA, by component. One complaint can list several components. 3 mention a fire, 6 injuries and 0 deaths were reported.

Fuel system46
Airbags26
Engine & cooling18
Tires16
Speed control / throttle16
Visibility (wipers, glass)16
Electrical15
Exterior lights14

What owners describe

The 2004 Audi A4 has 189 owner complaints, ranking #7 of 31 A4 model years for complaints (2.0× the average A4 year). Complaints peaked in 2010 (32 filed that year). The typical problem showed up when the car was about 5 years old, at a median of 59,560 miles. Neighboring years: 2003 (210 complaints, 3 recalls), 2005 (219 complaints, 3 recalls).

Engines & fuel economy (EPA)

EngineTransmissionDriveCityHwyComb.Fuel
1.8 L 4-cyl turboAutomatic (variable gear ratios)Front-Wheel Drive202723Premium
1.8 L 4-cyl turboManual 5-spdFront-Wheel Drive202923Premium
3.0 L 6-cylAutomatic (variable gear ratios)Front-Wheel Drive182621Premium

Want the full repair deets? Get the factory manual.

Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2004 Audi A4.

eManualOnline Download (PDF), keep forever

Closest thing to the factory manual for most years. Pay once, keep it.

Most $25–$78, one-time
Check 2004 Audi A4 manual
Mitchell 1 DIY Online access, factory-level data

Pro-shop repair procedures, wiring diagrams and TSBs for your exact car.

From $19.99/mo · $39.99/yr
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ALLDATAdiy Online access, factory OEM info

OEM procedures, specs and recall/TSB info, the same source many shops use.

From $19.99/mo · $59.99/yr
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Haynes Print book or AllAccess online

Step-by-step photos written from a real teardown. Great for first-timers.

Books ~$30–$40 · AllAccess $34.99/mo
Check 2004 Audi A4 manual

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FAQ

Does the 2004 Audi A4 have any recalls?

Yes. NHTSA lists 2 vehicle recalls for the 2004 Audi A4, plus 1 equipment or tire recalls that can apply. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.

What are the most common 2004 Audi A4 problems?

Owners have filed 189 complaints with NHTSA. The most-reported areas are fuel system (46), airbags (26), engine & cooling (18).

What gas mileage does the 2004 Audi A4 get?

EPA ratings run up to 23 mpg combined (1.8 L, Automatic (variable gear ratios)), across 3 engine and transmission combos.

Where can I get a 2004 Audi A4 repair manual?

eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.

Other A4 years

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