Diesel dilution from failed DPF regenerations
Rising oil level, diesel smell on the dipstick, frequent warning lights, limp mode, poor economy or repeated regeneration behaviour.
Should I buy a 2012–2017 Mazda CX-5 2.2 Diesel Automatic?
Considering a 2012–2017 Mazda CX-5 2.2 Diesel Automatic? This guide explains the problems associated with this model and what to examine when viewing one. Condition, maintenance history and previous repairs matter, so judge the exact car on evidence rather than badge appeal.
At a glance
We have detailed information drawn from more than 2 billion data points and an extensive list of potential faults for this vehicle. Below is a sample of three. Run a bespoke report by entering your vehicle details to see the full list.
This guide explains the model. Your registration tells the real story.
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Common Mazda CX-5 (2012–2017) problems
Exhaust camshaft wear leading to valve, vacuum pump and head-gasket damage
Hard starting, rough running, poor pull, repeated engine faults, odd airflow codes, brake-assist warnings in some cases, or overheating/pressurising if it has progressed to head-gasket failure.
Heavy intake and EGR carbon build-up
Sluggish acceleration, hesitation, smoke, rougher running and repeated engine-management faults, often with more frequent regeneration behaviour.
Mazda CX-5 buying questions
Is a 2012–2017 Mazda CX-5 worth buying?
It can be, but only if the individual car backs it up. For the 2012–2017 Mazda CX-5 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 CX-5 (2012–2017)?
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 CX-5?
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