MOT reliability
Bmw 523i
168 vehicles · 62 completed MOT tests analysed
71%
MOT pass rate
Based on 168 Bmw 523i vehicles and 62 completed MOT tests, the Bmw 523i has an overall 71% pass rate, with an average recorded mileage of 96,498 miles.
168
Vehicles
62
MOT tests
3,748
Avg miles / year
0.2
Faults per test
0%
Dangerous-fault share
Bmw 523i problem areas
Where faults occur most across all Bmw 523i MOT tests:
-
Lamps & electrical90%
-
Emissions & nuisance30%
-
Tyres, wheels & suspension20%
Bmw 523i pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 9 | 1 | 100% |
| 10 | 2 | 100% |
| 11 | 4 | 75% |
| 12 | 5 | 80% |
| 13 | 4 | 75% |
| 14 | 1 | 100% |
Fuel types: Petrol (159), Other (9)
Most common Bmw 523i MOT faults
These are the faults and advisories recorded most often across Bmw 523i MOT tests:
- Front Oil leak, but not excessive (8.4.1 (a) (i)) (3 times)
- Front Headlamp has a product on the lens but not seriously reducing light output offside and nearside (4.1.4 (b)) (2 times)
- Nearside Front Direction indicator not working (4.4.1 (a) (ii)) (2 times)
- Front Tyre worn close to legal limit/worn on edge both side (5.2.3 (e)) (2 times)
- Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) (1 times)
- Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) (1 times)
- Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) (1 times)
- Nearside Front Position lamp not working (4.2.1 (a) (ii)) (1 times)
- Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) (1 times)
Bmw 523i pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2015 | 2 | 3 | 100% | 51,213 |
| 2014 | 1 | 1 | 100% | 30,981 |
| 2013 | 2 | 5 | 80% | 42,377 |
| 2012 | 2 | 3 | 100% | 37,349 |
| 2011 | 1 | 5 | 60% | 47,387 |
Bmw 523i reliability FAQ
Across 168 Bmw 523i vehicles in our MOT data,
71% pass the MOT (a 29% failure rate), with about
0.2 faults or advisories recorded per test.
The most frequently recorded Bmw 523i MOT issues are:
Front Oil leak, but not excessive (8.4.1 (a) (i)); Front Headlamp has a product on the lens but not seriously reducing light output offside and nearside (4.1.4 (b)); Nearside Front Direction indicator not working (4.4.1 (a) (ii)).
The typical Bmw 523i in our data has covered around
96,498 miles.
Compare the Bmw 523i
See how the Bmw 523i stacks up against other Bmw models on MOT reliability:
Check a specific Bmw 523i
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