Should I buy a 2016 Mazda 6 2.2 Diesel Automatic?

Explore common problems, estimated repair costs and practical checks for the 2016 Mazda 6 2.2 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

Vacuum pump wear reducing brake assistance

Brake pedal can feel unexpectedly heavy, especially when braking quickly at low engine speed or while manoeuvring.

How to check

Drive slowly in a safe area and make a few normal stops after the engine is fully warm.

Estimated Repair Cost

£1,200

2High Likelihood

Exhaust camshaft wear causing wider engine damage

Loss of power, uneven running, warning lights, poor vacuum-related braking feel, or repeated turbo and emissions faults.

How to check

Accelerate gently and then more firmly once warm, including a few low-speed pull-aways.

Estimated Repair Cost

£2,200

3Moderate Likelihood

Rear brake caliper corrosion and sticking handbrake

Handbrake travel feels wrong, the car does not hold confidently on a slope, or one rear wheel runs hot after a drive.

How to check

Park on a safe incline, apply the handbrake normally, then drive a short distance and notice whether the car rolls freely.

Estimated Repair Cost

£238

MOT Failure Rate

0%10%20%30%0–20,000 miles: 6.6% (66 failed / 1,001 tests)20,000–40,000 miles: 11.9% (845 failed / 7,109 tests)40,000–60,000 miles: 14.7% (1,557 failed / 10,594 tests)60,000–80,000 miles: 17.4% (1,694 failed / 9,728 tests)80,000–100,000 miles: 19.5% (1,404 failed / 7,197 tests)100,000–120,000 miles: 20.3% (839 failed / 4,133 tests)120,000–140,000 miles: 20.9% (400 failed / 1,910 tests)140,000–160,000 miles: 24.0% (201 failed / 838 tests)160,000–180,000 miles: 21.8% (58 failed / 266 tests)180,000–200,000 miles: 25.9% (22 failed / 85 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2016 Mazda 6 2.2 Diesel Automatic

Mazda 6 buying questions

Is a 2016 Mazda 6 worth buying?

It can be, but only if the individual car backs it up. For the 2016 Mazda 6 2.2 Diesel Automatic, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Mazda 6 (2016)?

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 Mazda 6?

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