RegVerdict Model Intelligence
Lexus IS reliability
MOT pass rates & common faults·19,323 DVSA tests·2024
Across 19,323 real DVSA MOT tests in 2024, 87% of Lexus IS cars aged 8 to 12 years pass their MOT first time, ahead of the 73% average for all cars of that age. It holds up especially well on seat belts and emissions & leaks.
87%
Strong for its agepass first time (8 to 12 years)
Strong for its age · beats 83% of peers
+13.3 pts
MOT pass rate by age
4 to 7 years
7,194 tests · fleet 85%
91%
8 to 12 years
12,129 tests · fleet 73%
87%
Where the IS fails
Suspension100
Brakes98
Body & structure100
Steering100
Tyres95
Lights & electrics97
Holds up better on seat belts, emissions & leaks, suspension.
Share of 8 to 12 years Lexus IS MOTs with no fault in each area; the marker shows the fleet average. OGL v3.0.
Common questions
Is the Lexus IS reliable?
On 2024 MOT data the Lexus IS holds up well for its age: 87% of examples aged 8 to 12 years pass first time, against a 73% fleet average. That puts it ahead of 83% of similar-age models.
What is the MOT pass rate for a Lexus IS?
First-time MOT pass rates for the Lexus IS in 2024: 4 to 7 years, 91%; and 8 to 12 years, 87%. Pass rates fall with age across the whole fleet, so compare each figure with cars of the same age, not with a new car.
What commonly fails on a Lexus IS MOT?
No single area stands out as a recurring weakness for the Lexus IS versus other cars of the same age. Its MOT failures are spread across the usual wear items (tyres, brakes, lamps).
Other Lexus models
Check a Lexus IS’s full history