Fiat
1,669 MOT tests analysed. lands in the middle of the pack — here's where Doblo 16v Tecnico Maxi Mtjt IIs pass, fail, and end up on the retest sheet.
That's 0.6 points above the UK fleet average across our 1,984 tracked models — a confident result.
Pass
78.1%
Pass-after-fix
4.2%
Fail
17.4%
Avg miles
53,117
Pass + Pass-after-fix + Fail = 100%
Diesel cars registered from September 2015 generally meet Euro 6 — compliant in London ULEZ, Birmingham CAZ, Bristol CAZ, and Glasgow LEZ.
Performance by cohort
2 year bands · 1,669 tests
Pass rate drops 1.3 points across the cohorts — recent Doblo 16v Tecnico Maxi Mtjt II examples are doing worse than the early cars at the same tested age.
Pass
78.9%
Fail
15.7%
PRS
5.5%
Avg mileage at test
65,997 mi
Pass
77.6%
Fail
18.3%
PRS
3.5%
Avg mileage at test
45,745 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.
The picture
Across 1,669 MOT tests, the Doblo 16v Tecnico Maxi Mtjt Ii returns 78.1% first-time pass — roughly in line with the UK fleet average. The single most-logged Major fail is windscreen damage. A broken or weak spring and brake pedal anti-slip provision missing round out the top three. Average tested mileage sits at 53,117, which is the lens to read those failure rankings through. If you own one and the next test is close, the ranked list below is a sensible pre-test checklist.
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Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view
90 occurrences · 5.4% of tests
A spring or spring component fractured or seriously weakened
46 occurrences · 2.8% of tests
Brake pedal anti-slip provision missing, loose or worn smooth
38 occurrences · 2.3% of tests
a brake lining or pad worn below 1.5mm
34 occurrences · 2.0% of tests
A shock absorber damaged to the extent that it does not function or showing signs of severe leakage
32 occurrences · 1.9% of tests
A tyre seriously damaged
26 occurrences · 1.6% of tests
A lens defective which has no effect on emitted light
22 occurrences · 1.3% of tests
A tyre cords visible or damaged
21 occurrences · 1.3% of tests
Tyre tread depth not in accordance with the requirements
18 occurrences · 1.1% of tests
Obligatory mirror or device slightly damaged or loose
17 occurrences · 1.0% of tests
Counts cover Major and Dangerous defects logged at test. Advisory items excluded so this shows why a car was rejected, not just what the tester flagged in passing.
Worst-case fix budget · top 2 failures
£160–£400
If every one of this Doblo 16v Tecnico Maxi Mtjt II's most-logged Major fails hit at the same MOT, that's the real-world UK garage range. Reality is usually one or two items, not all of them. Open the estimator →
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Build your own retest budget.
Year-band analysis
First-time MOT pass rate split by registration band. A 1.3-point gap between bands is modest — the year you buy Fiat Doblo 16v Tecnico Maxi Mtjt II makes a small but real difference to MOT outcomes.
Best band to buy
78.9%
2018–2020 registration
the 2018–2020 band climbs to 78.9% — a 1.3-point improvement. Failures here are mostly wear items: damaged but not adversely affecting driver's view, fractured or broken — the structural issues that drag down older examples don't appear in the top-10 for this band.
Band to be cautious about
77.6%
2021+ registration
On the 2021-on band, the data shows a 77.6% pass rate against a fleet average of 78.9% on the newer band. The main culprits logged at test: damaged but not adversely affecting driver's view, anti-slip provision missing, and has a serious fluid leak. Average mileage on test for this band is 45,745 miles — high-mileage wear items are a recurring theme.
Best band to buy: 2018-2020 (78.9% first-time pass). Worst band to avoid: 2021+ (77.6% pass). That's a 1.3-point spread across 1,063 older tests and 606 newer ones — year of build makes a material difference on this model.
Picked against this car's top failure patterns. Affiliate links to Amazon UK — we earn a small cut at no cost to you. Disclosed up-front, doesn't shape the data.
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Owner reports · Honest John
Verbatim faults logged by owners on honestjohn.co.uk over recent years. We didn't summarise — these are the words people typed in.
What's good
The Fiat Doblo is a practical large MPV/van offering genuine family or light commercial versatility. Multijet diesel engines are efficient. The 2010 generation improved significantly over the first generation.
Use the failure ranking as a pre-test checklist or a haggling lever. Treat the headline pass rate as a fleet-wide trend, not a guarantee on any individual car.
If you own a Doblo 16v Tecnico Maxi Mtjt II and your last MOT looked nothing like the ranked failures above, that's normal — individual cars vary widely. The ranking shows the patterns testers flag most often across the country.
