2017 Dacia Logan: common problems and what to check
What gets flagged at MOT on 2017 Dacia Logans, from 2,256 tests in 2025, plus known faults and what to look at before you buy one.
What stands out
Parts flagged at MOT more often on 2017 Dacia Logans than on all cars registered in 2017.
- Headlight aim3.8× usualDacia Logan7.3% All 2017 cars1.9%
Failed outright at MOT: 7.3%, against 1.9% of all 2017 cars. The rest were advisories or minor defects.
Rough price £20–£60 our estimateAt the viewing: Park facing a wall at night or in a garage and check both headlight beams sit level. Aim is a cheap adjustment.
- Number plate lights2.7× usualDacia Logan6.4% All 2017 cars2.4%
Failed outright at MOT: 2.2%, against 0.7% of all 2017 cars. The rest were advisories or minor defects.
Rough price £5–£40 our estimateAt the viewing: Check the number plate lights work and the plates are clean and legal.
- Anti-roll bar link bushes18× usualDacia Logan3.6% All 2017 cars0.2%
Failed outright at MOT: 1.6%, against 0% of all 2017 cars. The rest were advisories or minor defects.
Rough price £100–£280 (pair of drop links) CheckatradeAt the viewing: Drive slowly over bumps and listen for a knock or rattle from the front. Worn anti-roll bar links are a cheap fix.
- Anti-roll bar links32× usualDacia Logan3.2% All 2017 cars0.1%
Failed outright at MOT: 3.1%, against 0.1% of all 2017 cars. The rest were advisories or minor defects.
Rough price £100–£280 (pair of drop links) CheckatradeAt the viewing: Drive slowly over bumps and listen for a knock or rattle from the front. Worn anti-roll bar links are a cheap fix.
- Washers2.5× usualDacia Logan4% All 2017 cars1.6%
Failed outright at MOT: 4%, against 1.6% of all 2017 cars. The rest were advisories or minor defects.
Rough price £15–£60 our estimateAt the viewing: Test the wipers and washers on every speed.
By area
The share of 2017 Dacia Logan MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Tyres29% 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.
- Lights and electrics21% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Brakes18% 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.
- Suspension15% 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.
- Wipers, windscreen and mirrors9% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
- Seats and seatbelts3% of testsRough price £80–£250
At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2020 | 823 | Tyres 28% |
| 2019 | 2,260 | Tyres 29% |
| 2018 | 1,761 | Tyres 29% |
| 2016 | 2,701 | Tyres 32% |
| 2015 | 2,916 | Tyres 34% |
| 2014 | 1,926 | Tyres 35% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2017 Dacia Logans registered in 2017. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score