2010 Audi A1: common problems and what to check
What gets flagged at MOT on 2010 Audi A1s, from 1,350 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 2010 Audi A1s than on all cars registered in 2010.
- Suspension arm bushes and joints1.7× usualAudi A118.7% All 2010 cars11%
Failed outright at MOT: 5%, against 2.2% of all 2010 cars. The rest were advisories or minor defects.
Rough price £120–£180 (one arm) ClickMechanicAt the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.
- Drive shaft (CV) joints2.1× usualAudi A110.5% All 2010 cars5%
Failed outright at MOT: 5%, against 2.3% of all 2010 cars. The rest were advisories or minor defects.
Rough price £60–£350 our estimateAt the viewing: Drive slowly on full steering lock in both directions and listen for clicking. Look for split rubber boots behind the front wheels.
- Link ball joint covers2.5× usualAudi A17% All 2010 cars2.8%
Failed outright at MOT: 4.6%, against 1.6% of all 2010 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Front strut mounts and bushes3.4× usualAudi A12.7% All 2010 cars0.8%
Failed outright at MOT: 0.1%, against 0.1% of all 2010 cars. The rest were advisories or minor defects.
Rough price £120–£400 our estimateAt the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.
- Anti-lock braking system2.8× usualAudi A12.5% All 2010 cars0.9%
Failed outright at MOT: 2.5%, against 0.9% of all 2010 cars. The rest were advisories or minor defects.
Rough price £100–£350 our estimateAt the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.
Number plate lights: 2.4% here, against 9% of all 2010 cars. Headlights: 1.9% here, against 6.8% of all 2010 cars.
By area
The share of 2010 Audi A1 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Suspension46% 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.
- Tyres34% 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.
- Brakes30% 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 electrics19% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Driveshafts and joints11% of testsRough price £60–£350
At the viewing: On full steering lock, drive slowly and listen for clicking from the front wheels.
- Exhaust and emissions9% 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.
Known faults
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.
- Blocked DPF and rising oil (1.6 TDI)1.6 TDI diesel
The 1.6 diesel's particulate filter needs high-speed runs to clean itself. Interrupted cleaning can also put fuel into the oil, so the oil level rises.
At the viewing: Ask how the car is used, and check the dipstick: oil above the top mark or smelling of diesel is a bad sign.
If it needs doing: DPF clean or regeneration, about £160–£500. ClickMechanic
- Bluetooth and small electrical faultsAll engines
Phone pairing can drop out and there are some niggly electrical faults.
At the viewing: Pair your own phone on the test drive.
- Kerbed alloysAll engines
A1s spend a lot of time in towns, so kerbed or cracked wheels are common.
At the viewing: Check each wheel rim for scuffs and cracks.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2023 | 957 | Tyres 16% |
| 2022 | 15,010 | Tyres 27% |
| 2021 | 14,095 | Tyres 29% |
| 2020 | 13,360 | Tyres 30% |
| 2019 | 20,494 | Tyres 30% |
| 2018 | 19,886 | Tyres 33% |
| 2017 | 22,867 | Tyres 33% |
| 2016 | 25,403 | Tyres 33% |
| 2015 | 23,475 | Tyres 34% |
| 2014 | 22,877 | Tyres 34% |
| 2013 | 22,183 | Tyres 35% |
| 2012 | 18,224 | Tyres 36% |
| 2011 | 15,712 | Suspension 43% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2010 Audi A1s registered in 2010. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score