Audi TT MOT failures and reliability

In 2023 the Audi TT took 115,744 MOT tests in Britain and passed 76% of them first time, above the national average of 71% for all cars. The figures below come from the DVSA's record of every test, so they show what testers actually found on these cars rather than what owners report.

MOT tests in 2023: 115,744
First-time pass rate: 76%
All cars: 71%

What the TT fails on

Share of tests with at least one failure in each area, against the figure for all cars.

Lights and electrics8.5% (all cars 11.3%)
Suspension7.2% (all cars 9.0%)
Tyres6.2% (all cars 6.4%)
Brakes5.6% (all cars 6.8%)
Exhaust and emissions3.9% (all cars 3.1%)
Visibility3.3% (all cars 4.8%)
Body and structure3.0% (all cars 3.5%)
Seat belts and airbags1.3% (all cars 1.0%)

Most common failure items

Share of tests on which each item was recorded.

Tread depth: tread depth below requirements of 1.6mm 2.8%
Position lamp: not working 2.7%
Coil spring: fractured or broken 2.6%
Malfunction indicator lamp: inoperative or indicates a malfunction 2.3%
Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt 1.9%
Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt 1.5%
Wipers: does not clear the windscreen effectively 1.5%
Tyres, condition: has ply or cords exposed 1.3%

Most common advisories

Tread depth: worn close to legal limit/worn on edge 18.0%
Brake discs: worn, pitted or scored, but not seriously weakened 9.5%
Tyres, condition: slightly damaged/cracking or perishing 6.3%
Brake pads: wearing thin 5.8%
Rigid brake pipes: corroded, covered in grease or other material 4.6%
Suspension arms, pins and bushes: pin or bush worn but not resulting in excessive movement 4.4%
Coil spring: corroded 4.2%
Engine oil leaks: leak, but not excessive 3.4%

Pass rate by year of registration

Older cars fail more often whatever the model, so compare a car with others of the same age.

First registered	Tests	Pass rate
1999	423	59%
2000	2,061	58%
2001	3,175	57%
2002	4,656	57%
2003	5,268	58%
2004	5,044	59%
2005	3,858	61%
2006	3,075	62%
2007	8,189	67%
2008	7,399	69%
2009	6,162	72%
2010	6,553	74%
2011	6,481	77%
2012	5,674	82%
2013	6,361	84%
2014	3,999	86%
2015	8,665	86%
2016	9,258	89%
2017	7,426	90%
2018	4,182	91%
2019	4,680	92%
2020	3,056	91%

Typical mileage by age

Average odometer reading at the MOT, by the car's age in years at the test.

Age at test	Average mileage
3 years	18,625 miles
4 years	24,029 miles
5 years	32,886 miles
6 years	39,595 miles
7 years	47,615 miles
8 years	55,573 miles
9 years	61,192 miles
10 years	67,042 miles
11 years	74,377 miles
12 years	82,660 miles
13 years	89,502 miles
14 years	94,737 miles
15 years	98,075 miles
16 years	101,593 miles
17 years	103,427 miles
18 years	99,941 miles
19 years	103,392 miles
20 years	109,124 miles

Check a particular TT

Model figures tell you what to look out for. To see one car's own MOT history, mileage and tax, enter its registration.

Other Audi models

Source: Department for Transport, Anonymised MOT tests and results, 2023, cars and light vans, normal tests only. Pass rates are first-time passes; a pass after repair at the test station counts as a fail. Contains public sector information licensed under the Open Government Licence v3.0.