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 turbocharger actuator was expecting to see valid CAN 2 communication lines messages from the ECM, but the actual data received was unreadable or missing.

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0046-00	(Turbocharger/Supercharger Boost Control Solenoid "A" Circuit Range/Performance)	1	Diagnosis condition	Ignition switch is ON or engine running.
			Signal (terminal)	(-)
			Threshold	Turbocharger bypass valve has not received a position command message for greater than or equal to a calibrated time after previously having received a command message.
			Diagnosis delay time	Diagnostic runs continuously when the engine is running
		2	Diagnosis condition	Ignition switch is ON or engine running.
			Signal (terminal)	(-)
			Threshold	Turbocharger bypass valve has not received a message from the ECM.
			Diagnosis delay time	Diagnostic runs continuously when the engine is running