2019 Mazda CX-9 Engine Problems
NHTSA lists 23 engine complaints for the 2019 Mazda CX-9, 43% of all 53 complaints filed for the year. The median mileage at failure was 43,878 miles, and no official recall covers this issue.
- Engine complaints
- 23
- 43% of 53
- Crashes reported
- 0
- Fires reported
- 0
- Injuries reported
- 0
- Median mileage
- 43,878 mi
- Related recalls
- 0
Typical engine symptoms owners report
- Owners report a cracked cylinder head that leaks coolant into the engine, often at the rear of the engine block.
- Some describe coolant dripping onto the oil filter and exhaust, producing a burning smell.
- Several report a dashboard warning for excessive engine temperature followed by a sudden loss of power.
- Owners describe rough idle, sputtering, or stalling before the coolant leak became apparent.
- A few report the engine failing outright and needing full replacement, with parts on extended backorder.
- One owner heard an abnormal noise at low speed with no warning light illuminated.
When 2019 Mazda CX-9 engine complaints were filed
First complaint Aug 13, 2021, latest Aug 22, 2026.
Engine recalls for the 2019 Mazda CX-9
No safety recalls on record for this model year.
Engine complaints by CX-9 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How common are engine problems on the 2019 Mazda CX-9?
- NHTSA lists 23 engine complaints for the 2019 CX-9, which is 43% of all 53 complaints filed for that model year.
- Is there a recall for the 2019 Mazda CX-9 engine?
- NHTSA lists no related recalls for this engine issue on the 2019 CX-9.
- At what mileage do 2019 CX-9 engine problems usually appear?
- The median mileage at failure reported to NHTSA is 43,878 miles.
- What do owners describe happening with the engine?
- Owners describe coolant leaking into the engine from a cracked cylinder head, overheating warnings, power loss, rough idle, and in some cases full engine failure.
- Were there any crashes, fires, or injuries linked to these engine complaints?
- NHTSA records 0 crashes, 0 fires, and 0 injuries among the reported engine complaints for the 2019 CX-9.