2019 Mazda CX-5 power train problems
29 owner complaints filed with NHTSA name the power train on the 2019 Mazda CX-5 — 11% of all complaints for this model year.
What owners report
“My car has an issue officially diagnosed by a reputable mechanic that matches the claim of the former TSB SA-058/20 that was changed and clarified through the now existing TSB SA-031/21. My car has a cracked cylinder head. This is the non turbo engine but it does have cylinder deactivation which…”
filed May 8, 2026
“My VIN indicates the 2.5L non-turbo SKYACTIV engine. Many 2019 CX-5 Touring models with this engine used cylinder deactivation, which is the version that has had some cylinder head cracking complaints. The engine type has documented failures my mileage (96k) is not extremely high for an engine The…”
filed Mar 5, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A software error in the powertrain control module (PCM) may cause the engine to stallCampaign 19V497000 · Jun 27, 2019
Related service bulletins
This bulletin supersedes the previously issued bulletin(s) listed below. The changes are noted in Red. 01-008/23 06/05/23 Some vehicles may exhibit rattling noises from the engine compartment and oil leakage from the…
01-008-26 · Service Bulletin/Repair Instructions · issued May 1, 2026This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION Mazda has developed factory recommended scheduled maintenance…
SA-029-26 · Service Bulletin/Repair Instructions · issued Apr 21, 2026
Power Train problems in other CX-5 years
| Year | Reports | Share |
|---|---|---|
| 2025 CX-5 | 2 | 8% |
| 2024 CX-5 | 3 | 7% |
| 2023 CX-5 | 3 | 5% |
| 2022 CX-5 | 5 | 8% |
| 2021 CX-5 | 16 | 11% |
| 2020 CX-5 | 8 | 8% |
| 2018 CX-5 | 41 | 12% |
| 2017 CX-5 | 11 | 7% |
| 2016 CX-5 | 51 | 10% |
| 2015 CX-5 | 19 | 14% |
| 2014 CX-5 | 50 | 13% |
| 2013 CX-5 | 38 | 20% |
Other reported problem areas on the 2019 Mazda CX-5
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.