MERCEDES-BENZ A MOT Pass Rate
91.3% of 34,595 MERCEDES-BENZ A MOT tests pass.
The A passes its MOT 91.3% of the time — well above the average across all MERCEDES-BENZ models, which sits at 82.8%.
The MERCEDES-BENZ A passes its MOT 91.3% of the time — well above the national average for cars, which sits at 78.3%.
Pass rate by vehicle age
Pass rate drops sharply with age: the MERCEDES-BENZ A tested at 0–3 years pass 95.2% of the time, compared with just 60.0% at 10–15 years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 95.2% | 905 | 25,312 miles |
| 3–6 years | 91.2% | 33,455 | 38,778 miles |
| 6–10 years | 87.6% | 194 | 53,690 miles |
| 10–15 years | 60.0% | 35 | 75,418 miles |
| 15+ years | too few tests (6) | 6 | no reading |
Common MOT failure reasons for the MERCEDES-BENZ A
The most common reason the MERCEDES-BENZ A fails its MOT is tyres — present in 45.8% of failed tests, most often logged as "tread depth below requirements of 1.6mm".
| Category | Share of failed tests | Example |
|---|---|---|
| Tyres | 45.8% | tread depth below requirements of 1.6mm |
| Brakes | 22.2% | less than 1.5 mm thick |
| Lamps, reflectors and electrical equipment | 16.2% | too low |
| Visibility | 11.2% | does not clear the windscreen effectively |
| Suspension | 7.7% | ball joint excessively worn |
| Seat belts and supplementary restraint systems | 6.5% | warning lamp indicates a fault |
| Noise, emissions and leaks | 5.1% | inoperative or indicates a malfunction |
| Identification of the vehicle | 4.7% | does not conform to the specified requirements |
| Road Wheels | 3.9% | fractured |
| Body, chassis, structure | 1.6% | constant velocity boot split or insecure, no longer prevents the ingress of dirt |
Related MERCEDES-BENZ models
- MERCEDES-BENZ C — 80.1% pass rate
- MERCEDES-BENZ A-CLASS — 81.3% pass rate
- MERCEDES-BENZ E — 82.3% pass rate
- MERCEDES-BENZ VITO — 75.4% pass rate
- MERCEDES-BENZ GLC — 90.2% pass rate
- MERCEDES-BENZ GLA — 86.9% pass rate