Mazda Mazda3: Common Problems, Fault Codes & Repairs Everything for the Mazda Mazda3 in one place — its common problems and reliability, the fault codes owners see most, and the tools to diagnose them. Mazda Mazda3 fault codes Mazda Mazda3 P0171 Mazda Mazda3 specs & capacities Mazda Mazda3 — Fuse box location & guideMazda Mazda3 — Oil capacity & typeMazda Mazda3 — Tire pressureMazda Mazda3 — Bolt pattern & wheel sizes Recommended tools Automotive MultimeterCompression TesterBattery & Charging System Tester Read your code: OBD-II scanners →