2001 Audi A4 reliability record
NHTSA consumer complaints and recall campaigns for the 2001 Audi A4 from the dataset labeled 2026. The source file does not provide an exact snapshot date. Use the reported issues to guide further checks; these counts do not establish failure rates or repair costs.
- NHTSA complaints
- 153
- Dataset year: 2026; snapshot day not provided
- Top problem area
- ENGINE AND ENGINE COOLING:ENGINE
- 14 complaints
- Recalls on record
- 1
- see below
- Reported harm
- 5 reported crashes · 1 injury · 9 fires
How this record compares
raw NHTSA counts, not defect ratesCounts are not adjusted for vehicles sold, time in service or reporting frequency. A larger count does not establish a higher chance of failure, and these comparisons do not set the maintenance budget in our calculator.
Complaint rank
#3,161
of 4,194 vehicle records
Vs Audi median
+2
median 152 across 46 Audi records
Vs 1999-2003
-97
median 250 complaints in 747 records
Top component share
13%
Electrical System: 20 complaints
What owners report fails — 2001 Audi A4
- ENGINE AND ENGINE COOLING:ENGINE 14
- ELECTRICAL SYSTEM:IGNITION 12
- SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP 9
- SERVICE BRAKES, HYDRAULIC 9
- ELECTRICAL SYSTEM 8
1 recall on record for the 2001 Audi A4
- NHTSA 21V470000 · 2021 · AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MO In the event of a crash necessitating air bag deployment, the air bag may not properly protect the occupant, increasing
Estimate the 5-year cost to own a 2001 Audi A4
Build a separate budget with your purchase price, insurance quote, mileage and maintenance estimate. Complaint counts do not enter that calculation. Unknown local taxes and fees stay listed as costs to confirm.
Open TCO calculatorThese are unverified consumer reports and manufacturer recalls filed with the National Highway Traffic Safety Administration — not validated defect rates, and not adjusted for how many 2001 Audi A4 units were produced or sold. High-volume and older vehicles naturally accumulate more complaints. Use this as one research signal, not a verdict on any individual vehicle. Dataset year: 2026; exact snapshot day not supplied. Source: NHTSA Office of Defects Investigation (public domain).
Frequently asked questions
Is the 2001 Audi A4 reliable?
NHTSA has 153 consumer complaints on record for the 2001 Audi A4 and 1 recall. The most-reported problem area is engine and engine cooling:engine (14 reports). These are unverified consumer reports filed with the government, not validated failure rates, and are not adjusted for how many 2001 Audi A4 units were produced — popular vehicles naturally accumulate more reports.
What are the most common problems with the 2001 Audi A4?
Owners most often report problems with: engine and engine cooling:engine (14), electrical system:ignition (12), service brakes, hydraulic:antilock/traction control/electronic limited slip (9), service brakes, hydraulic (9). Each figure is the number of complaints filed with NHTSA for this exact model year.
How much does it cost to own a 2001 Audi A4?
This complaint dataset does not measure repair prices or predict a maintenance budget for the 2001 Audi A4. Use your purchase price, insurance quotes, fuel use and a maintenance estimate in the separate five-year cost calculator. It does not convert complaint counts into repair costs, and any unknown taxes remain excluded and clearly listed.