MERCEDES-BENZ CLA MOT Pass Rate
85.6% of 26,600 MERCEDES-BENZ CLA MOT tests pass.
The CLA has a pass rate of 85.6%, a little higher than the average across all MERCEDES-BENZ models (82.8%).
The MERCEDES-BENZ CLA passes its MOT 85.6% of the time — well above the national average for cars, which sits at 78.3%.
Pass rate by vehicle age
Pass rate declines noticeably with age, from 91.8% at 0–3 years to 81.1% at 10–15 years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 91.8% | 1,568 | 27,589 miles |
| 3–6 years | 89.4% | 7,783 | 40,368 miles |
| 6–10 years | 83.7% | 14,308 | 73,002 miles |
| 10–15 years | 81.1% | 2,941 | 92,778 miles |
| 15+ years | no tests recorded | 0 | no reading |
Common MOT failure reasons for the MERCEDES-BENZ CLA
The most common reason the MERCEDES-BENZ CLA fails its MOT is tyres — present in 46.6% of failed tests, most often logged as "tread depth below requirements of 1.6mm".
| Category | Share of failed tests | Example |
|---|---|---|
| Tyres | 46.6% | tread depth below requirements of 1.6mm |
| Suspension | 20.3% | fractured or broken |
| Lamps, reflectors and electrical equipment | 18.2% | too low |
| Brakes | 18.0% | less than 1.5 mm thick |
| Visibility | 14.3% | provides insufficient washer liquid |
| Noise, emissions and leaks | 10.4% | inoperative or indicates a malfunction |
| Seat belts and supplementary restraint systems | 4.9% | warning lamp indicates a fault |
| Identification of the vehicle | 4.6% | does not conform to the specified requirements |
| Road Wheels | 4.0% | fractured |
| Body, chassis, structure | 2.0% | 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 A — 91.3% pass rate
- MERCEDES-BENZ VITO — 75.4% pass rate
- MERCEDES-BENZ GLC — 90.2% pass rate