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Reliability
/
Audi
Audi
Engine Reliability & Known Problems
Based on 9,414 NHTSA complaints. Updated September 2026.
21
Models
160
Engines Rated
43
Generations
9,414
NHTSA Complaints
Engine Ratings Overview
70 recommended
65 caution
25 avoid
Midsize Sedan
4
Luxury SUV
3
Luxury Sedan
2
Midsize SUV
2
Compact
1
Compact Sedan
1
Compact Coupe
1
Midsize Coupe
1
Full-Size Sedan
1
Midsize EV SUV
1
Subcompact SUV
1
Compact EV SUV
1
Compact SUV
1
Sports Car
1
Midsize Sedan
4 models
A4/S4
1 generation · 1 engine
2007
1 recommended
A4/S4 Avant
1 generation · 1 engine
2007
1 recommended
A4/S4 Cabriolet
2 generations · 3 engines
2005
2007
2 recommended
1 caution
A6
4 generations · 20 engines
2000-2004
2005-2011
2012-2018
2019-2025
9 recommended
8 caution
3 avoid
Luxury SUV
3 models
Audi Q4 E-Tron
1 generation · 1 engine
2023
1 avoid
Audi Q4 Sportback E-Tron
1 generation · 1 engine
2023
1 avoid
Q6 Sportback E-Tron
1 generation · 1 engine
2025
1 avoid
Luxury Sedan
2 models
Allroad
4 generations · 8 engines
2001
2002
2003
2004
5 caution
3 avoid
e-tron GT
1 generation · 1 engine
2022-2026
1 caution
Midsize SUV
2 models
Q7
2 generations · 14 engines
2007-2015
2017-2025
7 recommended
7 caution
Q8
1 generation · 3 engines
2019-2025
1 recommended
2 caution
Compact
1 model
A3
2 generations · 11 engines
2006-2013
2015-2020
6 recommended
3 caution
2 avoid
Compact Sedan
1 model
A4
6 generations · 34 engines
2000
2001
2002-2005
2006-2008
2009-2016
2017-2025
12 recommended
13 caution
9 avoid
Compact Coupe
1 model
A5
2 generations · 11 engines
2008-2016
2018-2025
4 recommended
5 caution
2 avoid
Midsize Coupe
1 model
A7
2 generations · 8 engines
2012-2018
2019-2025
5 recommended
2 caution
1 avoid
Full-Size Sedan
1 model
A8
4 generations · 13 engines
2000-2003
2004-2010
2011-2018
2019-2025
8 recommended
5 caution
Midsize EV SUV
1 model
e-tron
1 generation · 1 engine
2019-2023
1 avoid
Subcompact SUV
1 model
Q3
2 generations · 4 engines
2015-2018
2019-2025
3 recommended
1 caution
Compact EV SUV
1 model
Q4 e-tron
1 generation · 1 engine
2022-2025
1 caution
Compact SUV
1 model
Q5
2 generations · 14 engines
2009-2017
2018-2025
8 recommended
6 caution
Sports Car
1 model
TT
2 generations · 9 engines
2000-2006
2008-2014
3 recommended
5 caution
1 avoid
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