RegVerdict Model Intelligence
BMW 523 reliability
MOT pass rates & common faults·4,315 DVSA tests·2024
Across 4,315 real DVSA MOT tests in 2024, 66% of BMW 523 cars aged 13 years and older pass their MOT first time, ahead of the 61% average for all cars of that age. The faults that come up more than usual are in seat belts.
66%
Strong for its agepass first time (13 years and older)
Strong for its age · beats 57% of peers
+5.5 pts
MOT pass rate by age
13 years and older
4,315 tests · fleet 61%
66%
Where the 523 fails
Suspension94
Brakes95
Body & structure99
Steering98
Tyres97
Lights & electrics94
Fails more often on seat belts. Holds up better on body & structure, lights & electrics, suspension.
Share of 13 years and older BMW 523 MOTs with no fault in each area; the marker shows the fleet average. OGL v3.0.
How it tends to age
How the BMW 523 tends to age
The MOT areas flagged most often on BMW 523 models 13 years and older. It is the model’s typical pattern across millions of tests, not a forecast for this specific car.
- Lights & electrics · flagged on ~6% of MOTs
- Suspension · flagged on ~6% of MOTs
- Brakes · flagged on ~5% of MOTs
- Emissions & leaks · flagged on ~4% of MOTs
Common questions
Is the BMW 523 reliable?
On 2024 MOT data the BMW 523 holds up well for its age: 66% of examples aged 13 years and older pass first time, against a 61% fleet average. That puts it ahead of 57% of similar-age models. Give seat belts a close look on any one you view.
What is the MOT pass rate for a BMW 523?
First-time MOT pass rates for the BMW 523 in 2024: 13 years and older, 66%. 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 BMW 523 MOT?
For BMW 523 cars aged 13 years and older, the areas that fail an MOT more often than the fleet average are seat belts (2% of tests vs 1.3% fleet).
Other BMW models
Check a BMW 523’s full history