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Home >> Lexus >> 2008 >> SC 430 >> Repair and Diagnosis >> Engine Performance >> 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; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

Emission-related-misfire: 

TYPICAL MALFUNCTION THRESHOLDS CHART

Misfire rate 4% or more

Catalyst-damage-misfire (MIL blinks): 

TYPICAL MALFUNCTION THRESHOLDS CHART

Number of misfire per 200 revolutions 80 or more (varies with intake air amount and RPM)
Multiple cylinders misfire Detected
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