2014 Mazda CX-9 engine problems
19 owner complaints filed with NHTSA name the engine on the 2014 Mazda CX-9 — 35% of all complaints for this model year.
What owners report
“I purchased a 2014 Mazda CX-9 back in May of 2020 w/ roughly 60k on the dash. Literally 7 months later w/ about 72k on the dash, the day after Christmas I was driving to work (I worked in the next state over) on the highway my car just shut down. No warnings, no check engine lights NOTHING! It just…”
filed Jun 27, 2024
“The water pump failed causing water to mix with the oil and damage the head gasket. Estimates recommend replacing engine. The service engine light came on and we took it to our trusted mechanic right away. Got the estimates from two mechanics for this repair and then towed the car to Mazda dealer…”
filed Mar 12, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-061/25 12/17/25 DESCRIPTION If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s)…
SA-041-26 · Service Bulletin/Repair Instructions · issued Jun 19, 2026
Engine problems in other CX-9 years
| Year | Reports | Share |
|---|---|---|
| 2021 CX-9 | 19 | 53% |
| 2020 CX-9 | 5 | 26% |
| 2019 CX-9 | 22 | 42% |
| 2018 CX-9 | 73 | 58% |
| 2017 CX-9 | 43 | 70% |
| 2016 CX-9 | 64 | 62% |
| 2015 CX-9 | 17 | 49% |
| 2013 CX-9 | 17 | 25% |
| 2012 CX-9 | 25 | 11% |
| 2011 CX-9 | 15 | 9% |
| 2010 CX-9 | 23 | 12% |
| 2009 CX-9 | 4 | 7% |
Other reported problem areas on the 2014 Mazda CX-9
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.