Used car guide

2011 Mazda Bongo: common problems and what to check

What gets flagged at MOT on 2011 Mazda Bongos, from 270 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 270 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

270MOT tests in 2025
48%pass first time (all 2011 cars: 61%)
10,200typical miles a year
14.8×the usual rate for rust around suspension or steering mountings

What stands out

Parts flagged at MOT more often on 2011 Mazda Bongos than on all cars registered in 2011.

  • Rust around suspension or steering mountings14.8× usual
    Mazda Bongo
    22.2% All 2011 cars
    1.5%

    Failed outright at MOT: 14.8%, against 0.6% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £100–£450 our estimate

    At the viewing: On a straight road the steering wheel should sit straight. Listen for knocks when turning, and check the steering feels even.

  • Rear fog light13.6× usual
    Mazda Bongo
    12.2% All 2011 cars
    0.9%

    Failed outright at MOT: 12.2%, against 0.8% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £10–£80 our estimate

    At the viewing: Ask a friend to check every light while you work the switches: indicators, brake lights, fog lights and reversing lights.

  • Engine oil leaks2.3× usual
    Mazda Bongo
    20.7% All 2011 cars
    8.9%

    Failed outright at MOT: 0.4%, against 0.2% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £80–£600 our estimate

    At the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.

  • Headlights2.2× usual
    Mazda Bongo
    13% All 2011 cars
    5.8%

    Failed outright at MOT: 5.2%, against 3.2% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £40–£400 our estimate

    At the viewing: Check both headlights on dipped and full beam, and look for cloudy or cracked lenses.

  • Braking performance2.3× usual
    Mazda Bongo
    12.2% All 2011 cars
    5.4%

    Failed outright at MOT: 7.4%, against 2.1% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £100–£350 our estimate

    At the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.

Better than most

Tread depth: 9.3% here, against 22.9% of all 2011 cars.

By area

The share of 2011 Mazda Bongo MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    54% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Lights and electrics
    41% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Brakes
    37% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Oil and fluid leaks
    24% of testsRough price £80–£600

    At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

  • Exhaust and emissions
    22% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.

  • Tyres
    20% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

Looking at a Mazda Bongo?

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Other years

YearMOT testsMost flagged
2020110Lights and electrics 31%
2019103Suspension 36%
2018150Lights and electrics 35%
2017191Suspension 41%
2016300Suspension 42%
2015332Suspension 47%
2014337Suspension 49%
2013266Suspension 48%
2012221Suspension 48%
2010292Suspension 51%
2009271Suspension 55%
2008332Suspension 59%
2007445Suspension 48%
2006474Suspension 49%
2005588Suspension 44%
2004515Suspension 37%
2003380Lights and electrics 36%
2002597Suspension 32%
2001542Lights and electrics 36%
2000501Suspension 38%
1999529Suspension 44%
1998365Suspension 48%
1997552Suspension 51%
1996581Suspension 56%
1995478Suspension 53%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2011 Mazda Bongos registered in 2011. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score