One problem related to wiring has been reported for the 2015 Mazda MAZDA3. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 Mazda MAZDA3 based on all problems reported for the 2015 MAZDA3.
Corrosion of the battery terminal and battery wiring harness preventing car from starting.
| Electrical System problems | |
| Starter problems | |
| Wiring problems |