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Home >> Toyota >> 2020 >> Avalon Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Engine Control System - Diagnostic Codes [A25A-FKS] (P0128-P0340)) >> SFI System >> DTC P0300-00: Random/Multiple Cylinder Misfire Detected; DTC P0300-27: Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold; DTC P0300-85: Random / Multiple Cylinder Misfire Detected (Over Temperature) Signal Above Allowable Range; DTC P0301-00: Cylinder 1 Misfire Detected; DTC P0302-00: Cylinder 2 Misfire Detected; DTC P0303-00: Cylinder 3 Misfire Detected; DTC P0304-00: Cylinder 4 Misfire Detected [08/2020 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
MONITOR PERIOD OF EMISSION-RELATED MISFIRE

Misfire rate 2.5625% or higher
MONITOR PERIOD OF CATALYST-DAMAGING MISFIRE (MIL BLINKS)

Number of misfires per 200 revolutions 137 or more (varies with engine speed and engine load)