265 NHTSA owner complaints · 2 recalls · data-computed verdict. No opinions — public data only.

Complaints per year on the road: 37.86
Verbatim reports filed with the United States safety regulator (NHTSA) by owners of this exact model year. Public record.
The cylinder head has cracked and is leaking externally. The engine oil that is leaking out is leaking directly onto the hot exhaust manifold. This can place us as risk due to the engine oil getting ignited by the hot exhaust manifold. There were no warning lamps that came on but there was a smell of burning oil that all of a sudden came up through the vents. This vehicle is currently at Woodhouse Mazda in Bellevue, …
The engine has an oil leak from the head. It is a common problem with this year and make. It is a manufacturer's defect called a porous head where oil leaks through the casting not a seal. I've already spent $2000 to repair but still leaks. Oil leaks onto the exhaust and smokes causing fumes in the inside of the car and can be a fire hazard. Mazda is well aware of the problem but has yet to address it.
We began occasionally smelling an acrid smell, but didn't think much of it due to lack of visible leaks or warning lights. During a routine oil change at the mazda dealer, we asked about the smell, and the tech almost immediately found the issue, saying he had seen it a few times before. The oil is leaking from the head down onto the manifold due to what seems to be a recurring defective casting issue. quote from ma…
What the community is saying right now.
| Campaign | Component | Summary |
|---|---|---|
| 21V875000 | Fuel System, Gasoline:Delivery:Fuel Pump | Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3, Mazda6, 2019 CX-3, 2018-2019 MX-5, CX-5, CX-9, and 2019-2020 Mazda… |
| 19V497000 | Engine | Mazda North American Operations (Mazda) is recalling certain 2018-2019 CX-5, Mazda6, and 2019 Mazda3 vehicles. A software error in the powe… |
Re-priced automatically from your country's retail fuel, electricity and parts indices — change country in the bar at the top. Estimates; see methodology.
The most-reported issue in NHTSA complaint data is Engine (129 complaints in our indexed sample).
Our data verdict is AVOID with a reliability score of 33/100, computed from 265 NHTSA complaints and 2 recall campaigns. See the verdict card for the top reasons.
Yes — NHTSA lists 2 recall campaign(s) for the 2019 Mazda CX-5, 1 of them touching fire, crash or stall risk, the most recent recorded 12/11/2021. Check this car's VIN at nhtsa.gov/recalls before you buy.
Fuel, maintenance band and depreciation — computed from public data in 10 seconds.
Open the true-cost calculatorComplaints & recalls: NHTSA ·
Fuel economy: EPA fueleconomy.gov ·
Scoring: our published methodology.
Maintenance bands are industry-average estimates (AAA Your Driving Costs, CarMD index) — labeled estimates, not measurements.
Last updated: 2026-08-20.