If your Mazda MX-3 Air Flow Meter keeps failing the issue is most likely to much oil on a Mazda performance air filter, or to much blow by from the MX-3 engine.
Use only Mazda OE quality replacement Catalytic Converters to keek your Mazda MX-3 in the best running condition. DriveWire sells only California legal MX-3 OBD-II Converters.
Replace your faulty Mazda MX-3 Mass Air Flow Sensor with a Genuine or OE Bosch Unit to keep your Mazda running like new.
The Mazda MX-3 Oxygen sensor is a critical part of the emmision control system and should be replaced as soon as it fails. Make sure to check the Mazda MX-3 diagnosics codes for proper replacement of the O2 Sensor.