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Home >> Mazda >> 1988 >> 323 Base, 2D Hatchback >> Repair and Diagnosis >> Engine Performance >> System >> EGI Control System >> Trouble Shooting >> Engine Conditions >> Fails Emission Test

Fails Emission Test

Exhaust system clogged. Fuel-cut system malfunction. Air valve or idle speed control valve malfunction. Purge valve malfunction. Poor connections at airflow meter or throttle body. Incorrect fuel injection or pressure.