Should I buy a 2015–2018 Ford C-MAX 2.0 Diesel Automatic?

Explore common problems, estimated repair costs and practical checks for the 2015–2018 Ford C-MAX 2.0 Diesel Automatic. 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 transmission judder, hesitation and control-unit failure

Jerky pull-away, hesitation selecting drive or reverse, flashing transmission warning, or sudden limp mode.

How to check

Pull away gently from a stop, then creep in traffic and select reverse after a short drive.

Estimated Repair Cost

£2,500

2Moderate Likelihood

EGR valve sticking and soot build-up

Uneven idle, sluggish acceleration, smoke, engine warning light or repeated emissions-related fault codes.

How to check

Start from cold, let it idle, then accelerate gently and again more firmly once warm.

Estimated Repair Cost

£500

3Moderate Likelihood

Turbo hose splits and boost leaks

Noticeable whooshing on acceleration, reduced pull, limp mode or black smoke under load.

How to check

Accelerate firmly from low revs in a higher gear once the engine is warm.

Estimated Repair Cost

£250

MOT Failure Rate

0%10%20%30%40%0–20,000 miles: 7.2% (254 failed / 3,546 tests)20,000–40,000 miles: 10.8% (903 failed / 8,344 tests)40,000–60,000 miles: 14.5% (900 failed / 6,200 tests)60,000–80,000 miles: 19.2% (679 failed / 3,537 tests)80,000–100,000 miles: 21.8% (320 failed / 1,471 tests)100,000–120,000 miles: 21.6% (125 failed / 578 tests)120,000–140,000 miles: 29.0% (62 failed / 214 tests)140,000–160,000 miles: 25.0% (18 failed / 72 tests)160,000–180,000 miles: 25.0% (4 failed / 16 tests)180,000–200,000 miles: 33.3% (2 failed / 6 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2015–2018 Ford C-MAX 2.0 Diesel Automatic

Ford C-MAX buying questions

Is a 2015–2018 Ford C-MAX worth buying?

It can be, but only if the individual car backs it up. For the 2015–2018 Ford C-MAX 2.0 Diesel Automatic, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Ford C-MAX (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 Ford C-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