Mercedes Benz E (2003)
2003 Mercedes Benz E
CarHunch analysed 18,247 real MOT records for the 2003 Mercedes Benz E.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2003 Mercedes-Benz E passes its MOT just below the UK average at 78.6%, but the real concern is that nearly a third of these cars (31.1%) have recorded a dangerous defect at some point—well above acceptable. Petrol models fare slightly better at 80.1% pass rate versus 78.2% for diesels, though the gap is modest.
At around 100,000 miles median, these cars are showing their age: they average 3.49 failures and 18.8 advisories per test, suggesting ageing electrics, suspension wear, and fluid leaks are routine issues. Before buying, get a pre-purchase inspection focused on the gearbox, cooling system, and brake components—these E-Class models need more maintenance than their age alone suggests.
The 2003 Mercedes Benz E has a decent first-time pass rate (78.7%), 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 18,247 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 18,247 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2003.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 18,247 Mercedes Benz E cars.
Petrol vs Diesel
Pass rate difference of 1.9 percentage points — worth knowing if you're choosing between the two.
Before you buy a 2003 Mercedes Benz E
Based on MOT data from 18,247 vehicles — here's what to check.
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Check the full MOT history.
31.1% 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 (76%) | 13,918 | 78.2% | 3.6 |
| Petrol (24%) | 4,319 | 80.1% | 3.16 |
Colour Breakdown
Based on 425,623 Mercedes Benz E vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2003 Mercedes Benz E 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 2003 Mercedes Benz E vehicles fall between 81,705 and 128,355 miles.
2003 Mercedes Benz E — Still on the Road
Numbers are thinning — 19% of 2003 Mercedes Benz Es are still active.
Numbers are declining — 2,311 vehicles still getting MOTs in 2025 (19% 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
Or browse all models: Mercedes Benz →
Compare with another model
See how the 2003 Mercedes Benz E stacks up against a rival.