Mercedes Benz A Class (2006)
2006 Mercedes Benz A Class
CarHunch analysed 11,910 real MOT records for the 2006 Mercedes Benz A Class.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2006 Mercedes-Benz A-Class passes its first MOT at 76.5%, which is 3.5 points below the UK average, and this cohort has a serious reliability concern: 36% have suffered a dangerous defect at some point. Petrol and diesel variants perform almost identically (76.9% and 76.0% pass rates respectively), so fuel type won't solve the problem.
These cars are averaging just over 64,000 miles, which is reasonable for their age, but the real issue is the failure pattern: owners face an average of 4.17 failures and 19.2 advisories per test cycle, suggesting chronic wear in multiple systems rather than isolated issues. If you're considering one, budget for remedial work on brakes, suspension, and electrical components, and factor in the high likelihood of future expensive repairs.
The 2006 Mercedes Benz A Class has a decent first-time pass rate (76.6%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.
These stats describe 11,910 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
What tends to go wrong
Across 11,910 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2006.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 11,910 Mercedes Benz A Class cars.
Before you buy a 2006 Mercedes Benz A Class
Based on MOT data from 11,910 vehicles — here's what to check.
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Check the full MOT history.
36% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (66%) | 7,836 | 76.9% | 4.15 |
| Diesel (34%) | 4,073 | 76% | 4.21 |
Colour Breakdown
Based on 357,326 Mercedes Benz A Class vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2006 Mercedes Benz A Class vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2006 Mercedes Benz A Class vehicles fall between 45,098 and 72,572 miles.
2006 Mercedes Benz A Class — Still on the Road
Numbers are thinning — 31% of 2006 Mercedes Benz A Classs are still active.
Numbers are declining — 3,435 vehicles still getting MOTs in 2025 (31% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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Compare with another model
See how the 2006 Mercedes Benz A Class stacks up against a rival.