Vehicle Data Hub

2003 Audi A4 engine problems

23 complaints about engine have been filed for the 2003 Audi A4, which is 8% of all its NHTSA complaints.

At a glance

Complaints
23 8% of this year's complaints
Typical mileage
71,000 miles 17 complaints with mileage
Crashes and fires
0 and 4
Injuries and deaths
0 and 0

Source: NHTSA owner complaints

When engine problems show up

Engine complaints by mileage, 2003 Audi A4 Complaints by odometer reading in 20,000-mile steps. The median is about 71,000 miles. 0k to 20k miles: 1 complaints 20k to 40k miles: 3 complaints 40k to 60k miles: 4 complaints 60k to 80k miles: 3 complaints 80k to 100k miles: 1 complaints 100k to 120k miles: 3 complaints 120k to 140k miles: 1 complaints 140k to 160k miles: 1 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 71,000 miles
Based on 17 complaints that include mileage. 47% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles1
20k to 40k miles3
40k to 60k miles4
60k to 80k miles3
80k to 100k miles1
100k to 120k miles3
120k to 140k miles1
140k to 160k miles1
160k to 180k miles0
180k to 200k miles0
200k+ miles0

What the data shows

Of the 17 engine complaints that report mileage, the median is about 71,000 miles, and 47% were reported before 60,000 miles.

These complaints mention 4 fires.

What owners wrote

Tl*the contact owns a 2003 audi a4. While driving 38 MPH, the check engine soon light illuminated and the entire vehicle began shaking. The vehicle had to be towed to the dealer, but has not yet been diagnosed. The contact also noticed smoke coming from the engine compartment. He checked the vehicle and discovered an engine leak. He took the vehicle to the dealer and they informed him that the vehicle had been repaired; however, the contact does not believe that anything was done to the vehicle.

Reported at 35,600 miles, April 2008 Fire

Air conditioning unit burst spraying freon all over engine compartment. Repairs were attempted four times and after the fourth time, I now have water from the airconditioning system draining into the car on the front passenger side, just below the glove compartment.

Reported at 3,568 miles, July 2003

Other problems reported for the 2003 Audi A4

Engine problems in other years

Engine problems across all Audi models