Should I buy a 2015–2023 Ford S-MAX?

Explore common problems, estimated repair costs and practical checks for the 2015–2023 Ford S-MAX. 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

Automatic gearbox judder and shift faults

Jerky pull-away, delayed engagement, thumps on shifts, or a transmission warning on the dash.

How to check

Pull away gently several times from a stop, then creep in slow traffic and repeat once the car is warm.

Estimated Repair Cost

£3,000

2High Likelihood

EGR valve fouling and related running faults

Flat acceleration, uneven idle, hesitation, repeated engine-management light or intermittent limp mode.

How to check

Let it idle from cold, then drive gently and add throttle from low revs in a higher gear.

Estimated Repair Cost

£450

3Moderate Likelihood

Panoramic roof water ingress into boot or headlining

Damp headlining or boot trim after rain, musty smell, condensation, or unexplained electrical gremlins.

How to check

Open and close the roof blind, then spend a moment inside the car after rain or after a wash with the cabin shut.

Estimated Repair Cost

£800

MOT Failure Rate

0%10%20%30%0–20,000 miles: 9.5% (1,049 failed / 11,024 tests)20,000–40,000 miles: 14.0% (6,809 failed / 48,788 tests)40,000–60,000 miles: 16.8% (8,195 failed / 48,638 tests)60,000–80,000 miles: 18.8% (6,015 failed / 31,976 tests)80,000–100,000 miles: 21.3% (3,416 failed / 16,013 tests)100,000–120,000 miles: 22.4% (1,445 failed / 6,463 tests)120,000–140,000 miles: 23.4% (604 failed / 2,578 tests)140,000–160,000 miles: 21.9% (217 failed / 991 tests)160,000–180,000 miles: 24.0% (119 failed / 496 tests)180,000–200,000 miles: 23.7% (47 failed / 198 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2015–2023 Ford S-MAX

Ford S-MAX buying questions

Is a 2015–2023 Ford S-MAX worth buying?

It can be, but only if the individual car backs it up. For the 2015–2023 Ford S-MAX, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Ford S-MAX (2015–2023)?

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 Ford S-MAX?

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