Used car guide

2015 Fiat Doblo petrol: common problems and MOT failures

What MOT testers find on the petrol Fiat Doblo first registered in 2015 (petrol cars only): we looked at the 2,111 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

2,111MOTs of 2015 petrol cars, done in 2023–2025
86%pass first time (all 2015 cars: 74%)
4,400typical miles a year
1.9×the usual rate for exhaust system

What goes wrong more than usual on a 2015 Fiat Doblo petrol?

Parts flagged at MOT more often on the 2015 Fiat Doblo petrol than on all cars registered in 2015.

  • Exhaust system1.9× usual
    Fiat Doblo
    4.4% All 2015 cars
    2.3%

    Failed outright at MOT: 1.1%, against 0.6% of all 2015 cars. The rest were advisories or minor defects.

    Rough price £100–£500 (pipe or section) ClickMechanic

    At the viewing: Listen for blowing or rattling from underneath at idle, and look for black soot around joints.

Better than most

Tread depth: 4.6% here, against 19.8% of all 2015 cars. Brake discs: 3.1% here, against 12.5% of all 2015 cars.

Common 2015 Fiat Doblo petrol MOT failures and advisories

The share of 2015 Fiat Doblo petrol MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    12% 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.

  • Suspension
    12% 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
    7% 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
    7% 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.

  • Exhaust and emissions
    5% 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 an engine warning light.

  • Wipers, windscreen and mirrors
    4% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

Questions to ask the seller before buying a 2015 Fiat Doblo petrol

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Any recent work on the exhaust system? (Flagged at MOT 1.9× as often on the 2015 Fiat Doblo petrol as on other cars the same age.)
  2. Can I see the service history and receipts for any big jobs?

Looking at a Fiat Doblo?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Fiat Doblo compared

YearMOT testsMost flagged
2022718Tyres 26%
20213,860Tyres 27%
20203,577Tyres 26%
20195,140Tyres 26%
20185,997Tyres 27%
20177,477Tyres 30%
201610,266Tyres 33%
201417,564Suspension 36%
201320,466Suspension 29%
20126,426Suspension 44%
20115,990Suspension 45%
20105,656Suspension 43%
20094,786Tyres 36%
20086,175Suspension 38%
20076,810Suspension 45%
20064,966Suspension 44%
20053,261Lights and electrics 50%
20042,414Suspension 51%
20031,336Suspension 52%
2002581Suspension 51%
2001120Suspension 46%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Fiat Doblo cars first registered in 2015. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score