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If your Mazda Protege 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 Protege engine.
If your Mazda Protege Fuel Injector has failed, be sure to replace the fuel injectors in complete sets. We have some of the the best prices on Bosch Mazda Protege Fuel Injectors with free shipping.
Replace your faulty Mazda Protege Mass Air Flow Sensor with a Genuine or OE Bosch Unit to keep your Mazda running like new.
The Mazda Protege 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 Protege diagnosics codes for proper replacement of the O2 Sensor.