2018 Mazda MAZDA3 electrical system problems
30 owner complaints filed with NHTSA name the electrical system on the 2018 Mazda MAZDA3 — 28% of all complaints for this model year.
What owners report
“The center dashboard information screen developed "spider cracks" and got opaque in the corners of the screen. The screen would change functions / jump around commands without being touched while driving ( from NAV to radio, change radio stations etc) - apparently called 'Ghost Touch". Mazda has…”
filed Feb 2, 2026
“My 2018 Mazda 3 has an intermittent electrical failure on the high-speed CAN network that causes multiple safety-critical systems to fail while driving. When the fault occurs, the dash lights up with warnings for powertrain, ABS/traction, lane departure, collision-avoidance, TPMS, immobilizer, and…”
filed Nov 19, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This Service Alert supersedes the previously issued SAs and bulletin(s) listed below: The changes are noted below in red. SA-010/23 02/09/23 DESCRIPTION Some customers may experience one or more electrical malfunctions…
SA-021-26 · Service Bulletin/Repair Instructions · issued Apr 4, 2026
Electrical System problems in other MAZDA3 years
| Year | Reports | Share |
|---|---|---|
| 2022 MAZDA3 | 4 | 17% |
| 2021 MAZDA3 | 6 | 12% |
| 2020 MAZDA3 | 3 | 9% |
| 2019 MAZDA3 | 11 | 15% |
| 2017 MAZDA3 | 20 | 24% |
| 2016 MAZDA3 | 22 | 21% |
| 2015 MAZDA3 | 24 | 18% |
| 2014 MAZDA3 | 27 | 20% |
| 2013 MAZDA3 | 32 | 27% |
| 2012 MAZDA3 | 25 | 11% |
| 2011 MAZDA3 | 15 | 11% |
| 2010 MAZDA3 | 50 | 7% |
Other reported problem areas on the 2018 Mazda MAZDA3
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.