DTC Detection Logic

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

An excessively low voltage from the sensor is sent to ECM.
An excessively high voltage from the sensor is sent to ECM.

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0327	KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit low bank 1)	Diagnosis condition	Start engine and let it idle
		Signal (terminal)	Voltage signal transmitted from knock sensor to ECM
		Threshold	An excessively low voltage from the sensor is sent to ECM
		Diagnosis delay time	-
P0328	KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit high bank 1)	Diagnosis condition	Start engine and let it idle
		Signal (terminal)	Voltage signal transmitted from mass air flow sensor to ECM
		Threshold	An excessively high voltage from the sensor is sent to ECM.
		Diagnosis delay time	-
P0332	KNOCK SEN/CIRC-B2 (Knock sensor 2 circuit low bank 2)	Diagnosis condition	Start engine and let it idle
		Signal (terminal)	Voltage signal transmitted from knock sensor to ECM
		Threshold	An excessively low voltage from the sensor is sent to ECM
		Diagnosis delay time	-
P0333	KNOCK SEN/CIRC-B1 (Knock sensor 2 circuit high bank 2)	Diagnosis condition	Start engine and let it idle
		Signal (terminal)	Voltage signal transmitted from mass air flow sensor to ECM
		Threshold	An excessively high voltage from the sensor is sent to ECM.
		Diagnosis delay time	-