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 loss of communication with the after treatment diesel particulate filter temperature sensor module.

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U1611-00	(Loss Communication with DPF Temperature Sensor Module)	1	Diagnosis condition	Ignition switch is ON or engine running.
			Signal (terminal)	(-)
			Threshold	CAN 2 communication proprietary EGTS triple cold junction message not received.
			Diagnosis delay time	Diagnostic runs continuously when the engine is running.
		2	Diagnosis condition	Ignition switch is ON or engine running.
			Signal (terminal)	(-)
			Threshold	CAN 2 communication proprietary EGTS triple message not received.
			Diagnosis delay time	Diagnostic runs continuously when the engine is running.