Should I buy a 2015–2018 Mercedes-Benz A-Class 1.6 Petrol Automatic W176 facelift?

Explore common problems, estimated repair costs and practical checks for the 2015–2018 Mercedes-Benz A-Class 1.6 Petrol Automatic W176 facelift. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1Moderate Likelihood

Timing chain stretch and cold-start rattle

Metallic rattle for a moment after a cold start, sometimes followed by an engine light or rough running later on.

How to check

Start the engine from fully cold after it has been left standing for several hours.

Estimated Repair Cost

£2,000

2High Likelihood

Ignition coil misfires under load

Rough idle, stuttering under acceleration, engine warning light, or a noticeable loss of power.

How to check

Accelerate gently and then more firmly once the engine is warm.

Estimated Repair Cost

£300

3High Likelihood

Airbag warning and passenger occupancy faults

Airbag warning light staying on, sometimes with a passenger restraint or occupancy message.

How to check

Turn the ignition on, start the car, and watch the warning lights complete their self-test.

Estimated Repair Cost

£450

MOT Failure Rate

0%10%20%30%40%0–20,000 miles: 7.5% (2,246 failed / 30,135 tests)20,000–40,000 miles: 10.8% (9,709 failed / 89,673 tests)40,000–60,000 miles: 14.6% (9,326 failed / 63,849 tests)60,000–80,000 miles: 18.4% (5,279 failed / 28,685 tests)80,000–100,000 miles: 21.0% (1,970 failed / 9,367 tests)100,000–120,000 miles: 24.0% (620 failed / 2,584 tests)120,000–140,000 miles: 24.6% (158 failed / 642 tests)140,000–160,000 miles: 23.2% (44 failed / 190 tests)160,000–180,000 miles: 31.4% (16 failed / 51 tests)180,000–200,000 miles: 19.0% (4 failed / 21 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2015–2018 Mercedes-Benz A-Class 1.6 Petrol Automatic W176 facelift

Mercedes-Benz A-Class buying questions

Is a 2015–2018 Mercedes-Benz A-Class worth buying?

It can be, but only if the individual car backs it up. For the 2015–2018 Mercedes-Benz A-Class 1.6 Petrol Automatic W176 facelift, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Mercedes-Benz A-Class (2015–2018)?

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 a Mercedes-Benz A-Class?

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