Mercedes Unknown (2023)
2023 Mercedes Unknown
CarHunch is tracking 165 2023 Mercedes Unknown vehicles on UK roads. MOT test data will appear here once vehicles from this cohort reach their first test date.
This 2023 Mercedes has a first-time pass rate of just 3.9%, dramatically below the UK average of 80%, which is a serious red flag—though it's worth noting that no vehicles in this cohort have ever recorded a dangerous defect. The extremely low pass rate combined with zero advisories and minimal failures (0.01 per vehicle) suggests a data quality issue rather than genuine reliability problems, possibly because most vehicles in this small sample (165 total) haven't yet reached their first MOT or there's incomplete testing information.
With a median mileage of only 13,845 miles on 2023 models, these cars are still very new and most haven't completed their first full MOT cycle, which explains why the pass rate appears artificially depressed. Before drawing conclusions about this car's reliability, wait for a larger, more mature dataset—right now there simply isn't enough real-world MOT history to trust the numbers.
We have 165 2023 Mercedes Unknown vehicles on record but don't have enough MOT test data to show reliable statistics for this cohort.
What to check before buying a 2023 Mercedes Unknown
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Mercedes Unknown
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Diesel (99%) | 164 | 4% | 0.01 |
| Petrol (1%) | 1 | 0% | 0 |
Mileage Distribution
Most 2023 Mercedes Unknown vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2023 Mercedes Unknown vehicles fall between 11,278 and 16,480 miles.
Most Common MOT Issues — 2023 Mercedes Unknown
Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.
-
7.5%
Electronic stability control warning lamp indicates a fault
-
7.5%
Offside Rear Inner Tyre has ply or cords exposed
-
7.5%
Offside Front Brake disc worn, pitted or scored, but not seriously weakened
-
7.5%
Front Brake disc worn, pitted or scored, but not seriously weakened Both
-
7.5%
Offside Headlamp aim too high
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7.5%
Nearside Headlamp aim too high
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5%
Offside Rear Brake pad(s) wearing thin
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5%
Nearside Front Brake disc worn, pitted or scored, but not seriously weakened
Data covers a 3-year window centred on 2023. Counts include advisories and failures.
Found a specific Mercedes Unknown?
Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.