2016 Mazda CX-5 electrical system problems
71 owner complaints filed with NHTSA name the electrical system on the 2016 Mazda CX-5 — 14% of all complaints for this model year.
What owners report
“The contact owns a 2016 Mazda CX-5. The contact stated while driving at an undisclosed speed, the electric parking brake module warning light was illuminated and the "Brake failure. Vehicle unsafe to drive," message was displayed on the instrument panel. The vehicle was taken back to the residence…”
filed Jul 30, 2026
“Repeated Failure and Rebooting of Mazda Connect Infotainment System I am the owner of a 2016 Mazda CX-5. The factory Mazda Connect infotainment system has developed a recurring defect in which the system repeatedly reboots to the Mazda logo while driving. Prior to complete failure, the navigation…”
filed Jun 22, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket devices have been…
SA-061-25 · Service Bulletin/Repair Instructions · issued Dec 17, 2025
Electrical System problems in other CX-5 years
| Year | Reports | Share |
|---|---|---|
| 2025 CX-5 | 5 | 20% |
| 2024 CX-5 | 2 | 5% |
| 2023 CX-5 | 9 | 15% |
| 2022 CX-5 | 6 | 10% |
| 2021 CX-5 | 12 | 9% |
| 2020 CX-5 | 30 | 29% |
| 2019 CX-5 | 46 | 17% |
| 2018 CX-5 | 29 | 8% |
| 2017 CX-5 | 44 | 30% |
| 2015 CX-5 | 8 | 6% |
| 2014 CX-5 | 132 | 35% |
| 2013 CX-5 | 58 | 30% |
Other reported problem areas on the 2016 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.