Should I buy a 2017 Audi TT 2.0 Diesel Manual 8S?

Explore common problems, estimated repair costs and practical checks for the 2017 Audi TT 2.0 Diesel Manual 8S. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1High Likelihood

DPF loading and failed regenerations

DPF or engine warning light, cooling fans running after shutdown, rising fuel use, repeated regeneration behaviour or limp mode.

How to check

Warm it fully, then drive at a steady A-road speed for 10-15 minutes and watch for warning lights or a sudden drop in pull.

Estimated Repair Cost

£650

2High Likelihood

Clutch hydraulic cylinder failure

Soft pedal, pedal staying low after a gearchange, or difficulty selecting first and reverse.

How to check

Work the clutch repeatedly in traffic-speed driving and then select reverse after a short run.

Estimated Repair Cost

£850

3High Likelihood

NOx sensor and AdBlue emissions faults

Engine light, emissions warning, AdBlue system messages, or a mileage countdown before restart lockout.

How to check

Start the car, let it idle, and drive until fully warm while watching the dash for warnings.

Estimated Repair Cost

£1,200

MOT Failure Rate

0%10%20%30%40%0–20,000 miles: 5.8% (32 failed / 551 tests)20,000–40,000 miles: 9.1% (216 failed / 2,372 tests)40,000–60,000 miles: 12.2% (269 failed / 2,213 tests)60,000–80,000 miles: 12.1% (142 failed / 1,169 tests)80,000–100,000 miles: 15.0% (77 failed / 515 tests)100,000–120,000 miles: 16.5% (29 failed / 176 tests)120,000–140,000 miles: 23.7% (9 failed / 38 tests)140,000–160,000 miles: 25.0% (4 failed / 16 tests)160,000–180,000 miles: 33.3% (1 failed / 3 tests)180,000–200,000 miles: 0.0% (0 failed / 1 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2017 Audi TT 2.0 Diesel Manual 8S

Audi TT buying questions

Is a 2017 Audi TT worth buying?

It can be, but only if the individual car backs it up. For the 2017 Audi TT 2.0 Diesel Manual 8S, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Audi TT (2017)?

The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.

What should I check before buying an Audi TT?

Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.

A model guide is useful. A report on its registration is better.

The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.

Or enter the vehicle manually