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Home >> Lexus >> 2023 >> NX 250 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 126 (Engine Control System - Diagnostic Codes (P0300-P0460)) >> 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 [11/2021 - 03/2023] >> Monitor Strategy

Monitor Strategy

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Related DTCs P0300: Multiple cylinder misfire
P0301: Cylinder 1 misfire
P0302: Cylinder 2 misfire
P0303: Cylinder 3 misfire
P0304: Cylinder 4 misfire
Required Sensors/Components (Main) Crankshaft position sensor
Camshaft position sensor
Required Sensors/Components (Related) Engine coolant temperature
Intake air temperature sensor (mass air flow meter sub-assembly)
Mass air flow meter sub-assembly
Frequency of Operation Continuous
Duration 1000 crankshaft revolutions (soon after engine is started: 1 time, other 4 times) (Emission-related misfire)
200 crankshaft revolutions (1 or 3 times) (Catalyst-damaging misfire)
MIL Operation 2 driving cycles: Emission-related misfire
MIL flashes immediate: Catalyst-damaging misfire
Sequence of Operation None
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