MERCEDES-BENZ CLA MOT pass rate
87.2% of 128,314 MERCEDES-BENZ CLA MOT tests pass.
The CLA has a pass rate of 87.2%, a little higher than the average across all MERCEDES-BENZ models (83.5%).
The MERCEDES-BENZ CLA passes its MOT 87.2% of the time — well above the national average for cars, which sits at 79.2%.
Own this MERCEDES-BENZ CLA?
This is the average across every MERCEDES-BENZ CLA in the dataset. Look up your own registration for its actual MOT history, and a free place to keep its maintenance records.
How to check and keep your MERCEDES-BENZ’s service history →
Pass rate by vehicle age
Pass rate declines noticeably with age, from 91.3% at 0–3 years to 81.7% at 10–15 years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 91.3% | 13,906 | 28,739 miles |
| 3–6 years | 89.9% | 48,404 | 39,789 miles |
| 6–10 years | 84.8% | 57,669 | 71,684 miles |
| 10–15 years | 81.7% | 8,335 | 91,695 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 49.0% of failed tests, most often logged as "Tread depth below requirements of 1.6mm".
| Category | Share of failed tests | Example |
|---|---|---|
| Tyres | 49.0% | Tread depth below requirements of 1.6mm |
| Lamps, reflectors and electrical equipment | 19.5% | Too low |
| Brakes | 18.4% | Less than 1.5 mm thick |
| Suspension | 16.3% | Fractured or broken |
| Visibility | 14.4% | Provides insufficient washer liquid |
| Noise, emissions and leaks | 8.6% | Inoperative or indicates a malfunction |
| Seat belts and supplementary restraint systems | 4.6% | Warning lamp indicates a fault |
| Road Wheels | 4.2% | Fixing missing |
| Identification of the vehicle | 4.2% | Does not conform to the specified requirements |
| Body, chassis, structure | 1.8% | Constant velocity boot split or insecure, no longer prevents the ingress of dirt |
Related MERCEDES-BENZ models
- MERCEDES-BENZ C-CLASS — 81.4% pass rate
- MERCEDES-BENZ A-CLASS — 85.3% pass rate
- MERCEDES-BENZ E-CLASS — 83.3% pass rate
- MERCEDES-BENZ GLA — 89.4% pass rate
- MERCEDES-BENZ GLC — 91.1% pass rate
- MERCEDES-BENZ VITO — 75.2% pass rate
Frequently asked questions
- What is the MOT pass rate for the MERCEDES-BENZ CLA?
- 87.2% of MERCEDES-BENZ CLA MOT tests pass, based on 128,314 tests in the DVSA anonymised MOT tests and results dataset.
- What are the most common MOT failures for the MERCEDES-BENZ CLA?
- The most common reason the MERCEDES-BENZ CLA fails its MOT is tyres — present in 49.0% of failed tests, most often logged as "Tread depth below requirements of 1.6mm".
- Does this show the MERCEDES-BENZ CLA's service history?
- No — this is MOT test data, which covers roadworthiness, not servicing. A service history is a separate record of maintenance work, which a specific car only has if its owner has kept it. See the MERCEDES-BENZ service history guide for how to check and keep one.