DTC Detection Logic

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.

The Engine Control Module (ECM) detected a misfire of two or more cylinders.

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0300-00	MULTI_CYL_MISFIRE (Random/Multiple Cylinder Misfire Detected)	Diagnosis condition	Engine running.
		Signal (terminal)	(-)
		Threshold	At least 180 misfires on each of at least two cylinders were detected during 1000 crankshaft revs The angular acceleration of the crankshaft after the injection of each of at least two cylinders is below minimum threshold that is dynamically calculated from current injection quantity and engine speed
		Diagnosis delay time	Diagnostic runs continuously when the engine is running