The Weekly Driver
Reliability

Lexus

Engine Reliability & Known Problems

Based on 10,279 NHTSA complaints. Updated September 2026.

15 Models
106 Engines Rated
34 Generations
10,279 NHTSA Complaints
Engine Ratings Overview
57 recommended 37 caution 12 avoid

Midsize SUV

3 models
GX
3 generations · 6 engines
2003-20092010-20232024-2026
4 recommended 2 caution
RX
5 generations · 19 engines
2000-20032004-20092010-20152016-20222023-2025
7 recommended 9 caution 3 avoid
TX
1 generation · 2 engines
2024-2026
2 recommended

Midsize Sedan

2 models
ES
5 generations · 15 engines
2000-20012002-20062007-20122013-20182019-2025
8 recommended 3 caution 4 avoid
GS
3 generations · 13 engines
2000-20052006-20112012-2020
6 recommended 6 caution 1 avoid

Compact Hatchback

1 model
CT
1 generation · 2 engines
2011-2017
1 recommended 1 avoid

Compact Hybrid

1 model
HS
1 generation · 2 engines
2010-2012
1 recommended 1 caution

Compact Sedan

1 model
IS
3 generations · 14 engines
2001-20052006-20132014-2025
7 recommended 6 caution 1 avoid

Full-Size Sedan

1 model
LS
3 generations · 11 engines
2001-20062007-20172018-2025
8 recommended 2 caution 1 avoid

Full-Size SUV

1 model
LX
3 generations · 5 engines
2000-20072008-20212022-2025
4 recommended 1 caution

Compact SUV

1 model
NX
2 generations · 7 engines
2015-20212022-2025
4 recommended 3 caution

Compact Coupe

1 model
RC
1 generation · 4 engines
2015-2025
3 recommended 1 avoid

Compact EV SUV

1 model
RZ
1 generation · 1 engine
2023-2025
1 caution

Grand Tourer

1 model
SC
1 generation · 2 engines
2002-2010
2 caution

Subcompact SUV

1 model
UX
1 generation · 3 engines
2019-2025
2 recommended 1 caution
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