Used car guide

2020 Dacia Duster: common problems and MOT failures

What MOT testers find on the Dacia Duster first registered in 2020: we looked at the 24,773 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

24,773MOTs of 2020 cars, done in 2023–2025
79%pass first time (all 2020 cars: 87%)
7,200typical miles a year
4.6×the usual rate for headlight aim

What goes wrong more than usual on a 2020 Dacia Duster?

Parts flagged at MOT more often on the 2020 Dacia Duster than on all cars registered in 2020.

  • Headlight aim4.6× usual
    Dacia Duster
    6.9% All 2020 cars
    1.5%

    Failed outright at MOT: 6.9%, against 1.5% of all 2020 cars. The rest were advisories or minor defects.

    Rough price £20–£60 our estimate

    At the viewing: Park facing a wall at night or in a garage and check both headlight beams sit level. Aim is a cheap adjustment.

  • Headlights8.8× usual
    Dacia Duster
    4.4% All 2020 cars
    0.5%

    Failed outright at MOT: 4.3%, against 0.5% of all 2020 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.

  • Washers2.3× usual
    Dacia Duster
    2.1% All 2020 cars
    0.9%

    Failed outright at MOT: 2.1%, against 0.9% of all 2020 cars. The rest were advisories or minor defects.

    Rough price £15–£60 our estimate

    At the viewing: Test the wipers and washers on every speed.

Common 2020 Dacia Duster MOT failures and advisories

The share of 2020 Dacia Duster MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    25% 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.

  • Brakes
    14% 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.

  • Lights and electrics
    14% of testsRough price £10–£80

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

  • Wipers, windscreen and mirrors
    8% of testsRough price £15–£250

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

  • Seats and seatbelts
    4% of testsRough price £80–£250

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

  • Suspension
    2% 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.

Known faults on the 2020 Dacia Duster

Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.

  • Cambelt due (1.5 diesel)

    1.5 diesel

    The 1.5 Blue dCi diesel has a cambelt due every 90,000 miles or six years, about £799. The petrol engines use a chain.

    At the viewing: Ask for an invoice if it's due.

    Source: Auto Express: used Dacia Duster (Mk2, 2018 on) review

Questions to ask the seller before buying a 2020 Dacia Duster

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

  1. Has the cambelt been changed?
  2. Any recent work on the headlight aim? (Flagged at MOT 4.6× as often on the 2020 Dacia Duster as on other cars the same age.)
  3. Any recent work on the headlights? (Flagged at MOT 8.8× as often on the 2020 Dacia Duster as on other cars the same age.)
  4. Any recent work on the washers? (Flagged at MOT 2.3× as often on the 2020 Dacia Duster as on other cars the same age.)
  5. Can I see the service history and receipts for any big jobs?

Looking at a Dacia Duster?

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 Dacia Duster compared

YearMOT testsMost flagged
2026–Too new for MOT data
2025–Too new for MOT data
2024–Too new for MOT data
2023434Tyres 13%
202211,025Tyres 24%
202117,310Tyres 25%
201944,225Tyres 28%
201825,527Tyres 30%
201718,969Tyres 30%
201620,844Tyres 30%
201517,258Tyres 30%
201416,855Brakes 44%
201318,703Brakes 49%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Dacia Duster cars first registered in 2020. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score