Mercedes Benz C220 SE CDI Blueefficiency (2012)
2012 Mercedes Benz C220 SE CDI Blueefficiency
CarHunch analysed 166 real MOT records for the 2012 Mercedes Benz C220 SE CDI Blueefficiency.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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This 2012 C220 diesel has a first-time MOT pass rate of just 59.8%, significantly below the UK average of 80%, which is a genuine concern for reliability. The good news is that dangerous defects are absent from this cohort, but the high failure rate suggests recurring issues that buyers should budget for.
At nearly 121,000 miles on average, these cars are well-used, yet they're averaging 1.32 failures per test—a pattern that points to systematic wear on diesel-specific components rather than random breakdowns. Before purchasing, have a pre-buy inspection focus on the fuel injection system, turbo, and DPF regeneration health, as these are typical weak points for high-mileage Mercedes diesels of this age.
We have limited data for the 2012 Mercedes Benz C220 SE CDI Blueefficiency — treat the figures below as indicative rather than definitive.
These stats describe 166 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.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 166 Mercedes Benz C220 SE CDI Blueefficiency cars.
Before you buy a 2012 Mercedes Benz C220 SE CDI Blueefficiency
Based on MOT data from 166 vehicles — here's what to check.
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Check the full MOT history.
0% 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 |
|---|---|---|---|
| Diesel (99%) | 164 | 77% | 1.31 |
Mileage Distribution
Most 2012 Mercedes Benz C220 SE CDI Blueefficiency 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 2012 Mercedes Benz C220 SE CDI Blueefficiency vehicles fall between 98,789 and 134,388 miles.
2012 Mercedes Benz C220 SE CDI Blueefficiency — Still on the Road
Numbers are thinning — 61% of 2012 Mercedes Benz C220 SE CDI Blueefficiencys are still active.
67 vehicles still getting MOTs in 2025 — 61% of the peak remain.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2017–2025.
* 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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