Lexus RX450H reliability
MOT pass rates & common faults · 11,075 real DVSA tests · 2024
Across 11,075 real DVSA MOT tests in 2024, 77% of Lexus RX450H cars aged 13 years and older pass their MOT first time — ahead of the 61% average for all cars of that age. It holds up especially well on steering and seat belts.
MOT pass rate by age
Where the RX450H tends to fail
Share of Lexus RX450H cars aged 13 years and older with no fault in each area (higher is better). The tick is the fleet average for the same age.
Holds up better than average on steering, seat belts, emissions & leaks.
Common questions
Is the Lexus RX450H reliable?
On 2024 MOT data the Lexus RX450H holds up well for its age: 77% of examples aged 13 years and older pass first time, against a 61% fleet average. That puts it ahead of 80% of similar-age models.
What is the MOT pass rate for a Lexus RX450H?
First-time MOT pass rates for the Lexus RX450H in 2024: 8 to 12 years, 82%; and 13 years and older, 77%. 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 RX450H MOT?
No single area stands out as a recurring weakness for the Lexus RX450H versus other cars of the same age — its MOT failures are spread across the usual wear items (tyres, brakes, lamps).