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Home >> Scion >> 2008 >> tC Base, Standard >> Repair and Diagnosis >> Engine Performance >> 2AZ-FE Engine Control System >> SFI System >> DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

Emission-related-misfire: 

TYPICAL MALFUNCTION THRESHOLDS

Misfire rate 1.408% or more

Catalyst-damage-misfire: 

TYPICAL MALFUNCTION THRESHOLDS

Number of misfire per 200 revolutions 77 or more (varies with intake air amount and RPM)