Should I buy a 2017–2020 Audi A3 1.5 Petrol Manual 8V facelift?

Explore common problems, estimated repair costs and practical checks for the 2017–2020 Audi A3 1.5 Petrol Manual 8V facelift. 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

Cold-start kangarooing and hesitation

Jerky pull-away from cold, uneven throttle response and a brief stumble in the first minute or two.

How to check

Start it from fully cold and pull away gently in first gear, then make an easy 1st-to-2nd change within the first minute.

Estimated Repair Cost

£250

2Moderate Likelihood

Ignition coil or plug misfire

Rough idle, engine light, a brief shake on startup or a hesitation when accelerating.

How to check

Start the engine, let it idle, then accelerate smoothly through the lower gears once warm.

Estimated Repair Cost

£350

3Moderate Likelihood

Wet carpets leading to battery drain or electrical faults

Flat battery, random warning lights, intermittent electrical oddities, or a damp smell after rain.

How to check

Operate the windows, locks, lights and infotainment during and after the drive, then restart the car once more.

Estimated Repair Cost

£800

MOT Failure Rate

0%5%10%15%20%0–20,000 miles: 6.4% (1,686 failed / 26,267 tests)20,000–40,000 miles: 9.2% (6,363 failed / 68,874 tests)40,000–60,000 miles: 11.6% (5,141 failed / 44,151 tests)60,000–80,000 miles: 13.9% (2,405 failed / 17,270 tests)80,000–100,000 miles: 15.8% (834 failed / 5,293 tests)100,000–120,000 miles: 17.1% (233 failed / 1,360 tests)120,000–140,000 miles: 18.4% (73 failed / 397 tests)140,000–160,000 miles: 17.9% (20 failed / 112 tests)160,000–180,000 miles: 18.8% (3 failed / 16 tests)180,000–200,000 miles: 0.0% (0 failed / 5 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2017–2020 Audi A3 1.5 Petrol Manual 8V facelift

Audi A3 buying questions

Is a 2017–2020 Audi A3 worth buying?

It can be, but only if the individual car backs it up. For the 2017–2020 Audi A3 1.5 Petrol Manual 8V facelift, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Audi A3 (2017–2020)?

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 A3?

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