Should I check the MOT history before buying a 2017 Audi Tt?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 2017 Audi Tt?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 2017 Audi Tt?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

How many 2017 Audi Tt vehicles have had dangerous defects recorded?

23% of these vehicles have had a dangerous defect recorded. Search the registration on CarHunch — the full MOT history will show exactly what was flagged and whether it was resolved.

Is the 2017 Audi Tt reliable?

Based on MOT data from 7,539 vehicles, the 2017 Audi Tt has a first-time MOT pass rate of 92.5%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

What are common problems with the 2017 Audi Tt?

The most frequently recorded MOT issues on the 2017 Audi Tt are: Nearside Front Tyre worn close to legal limit/worn on edge (38.7% of vehicles), Offside Front Tyre worn close to legal limit/worn on edge (38.4% of vehicles), Nearside Rear Tyre worn close to legal limit/worn on edge (26.5% of vehicles). These figures are based on actual MOT test records — search a specific registration on CarHunch to see its individual history.

Do I need an HPI check when buying a 2017 Audi Tt?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

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Audi Tt (2017)

7,539 real MOT outcomes analysed • 92.5% first-time pass rate

2017 Audi Tt

CarHunch analysed 7,539 real MOT records for the 2017 Audi Tt. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Common Issues Check a Specific Reg Petrol vs Diesel Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 2017 Audi TT is substantially more reliable than the UK average, with a 92.4% first-time pass rate against the typical 80%—but nearly one in four examples (22.8%) have suffered a dangerous defect at some point, which is a genuine concern for buyers. Petrol variants edge ahead of diesels at 92.7% versus 90.8% pass rate, though both are well above average.

At 33,400 miles median, these cars have been driven moderately for their age, and the low failure rate of 0.59 per vehicle suggests they're well-engineered when maintained. Budget around five minor advisory issues per car, but focus your pre-purchase inspection on the suspension, brakes, and cooling system—the areas where dangerous defects cluster—and ask the seller for full service history to confirm regular maintenance.

The 2017 Audi Tt passes its MOT first time at roughly the UK average rate (92.5%) — solid but worth checking this vehicle's history carefully.

⚠️ Over 1 in 5 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.

First-time pass

92.5%

UK average ~80%

Better than average

Dangerous (ever)

22.8%

At least once in MOT history

Check this vehicle

Avg failures / car

0.59

Over 6.8 tests on record

Moderate

Typical mileage

33k

Middle half: 25k–44k

For context

✅ Good baseline reliability. A 92.5% first-time pass rate puts this well above the UK average — it's a well-sorted vehicle in this age bracket.

🔧 Expect consumable spend. An average of 5.4 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.

🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 7,539 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Average reliability — agree?

What tends to go wrong

Across 7,539 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Tyre wear 38.7%

Nearside Front Tyre worn close to legal limit/worn on edge · Offside Front Tyre worn close to legal limit/worn on edge · Nearside Rear Tyre worn close to legal limit/worn on edge · …

Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Brake wear 21.3%

Rear Brake pad(s) wearing thin · Rear Brake disc worn, pitted or scored, but not seriously weakened · Offside Rear Brake disc worn, pitted or scored, but not seriously weakened · …

Ask the seller when brakes were last serviced. If they don't know, factor in the cost.

Other issues 10.7%

COVID-19 6 MONTH EXTENSION · Windscreen damaged but not adversely affecting driver's view

Data covers a 3-year window centred on 2017.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 7,539 Audi Tt cars.

Petrol vs Diesel

Pass rate difference of 1.7 percentage points — worth knowing if you're choosing between the two.

92.7%

Petrol

6,458 vehicles

91%

Diesel

1,081 vehicles

Before you buy a 2017 Audi Tt

Based on MOT data from 7,539 vehicles — here's what to check.

📋 Check the full MOT history. 22.8% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection →
📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Petrol (86%)	6,458	92.7%	0.57
Diesel (14%)	1,081	91%	0.7

Colour Breakdown

Based on 155,608 Audi Tt vehicles registered in the UK — across all years. From DVLA registration records.

Black 25.5%

39,705

Silver 17.6%

27,334

Blue 16.1%

25,094

White 15.2%

23,715

Grey 14.4%

22,414

Red 8.1%

12,679

Green 1.5%

2,299

Purple 0.4%

696

Orange 0.4%

578

Yellow 0.4%

576

Beige 0.3%

460

Pink 0%

Mileage Distribution

Most 2017 Audi Tt vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

33,372

typical

24,894

low mileage

43,502

high mileage

Half of all 2017 Audi Tt vehicles fall between 24,894 and 43,502 miles.

Is the mileage you're seeing normal?

✓ Under 24,894 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.

✓ 24,894–43,502 miles — normal for age. This is where most 2017 Audi Tts sit.

⚠ Over 58,727 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2017 Audi Tt — Still on the Road

Almost all 2017 Audi Tts are still on the road.

Strong survival — 7,151 vehicles still getting MOTs in 2025, 98% of the peak.

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2020–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

6.8

Avg MOT tests per vehicle

0.59

Avg failures per vehicle

5.4

Avg advisories per vehicle

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Compare with another model

See how the 2017 Audi Tt stacks up against a rival.

Average reliability — agree?