Cooling Schematic

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.

Courtesy of NISSAN NORTH AMERICA, INC.

1.	Coolant supply to cylinder head	2.	Coolant flow through cylinder head	3.	Right bank cylinder head coolant flow to front cover (left bank similar)
4.	Coolant flow to thermostat	5.	Coolant supply to right bank cylinder block	6.	Front cover coolant passage
7.	Oil cooler coolant outlet	8.	Coolant supply to left bank cylinder block	9.	Coolant flow around cylinders

Courtesy of NISSAN NORTH AMERICA, INC.

1.	Air intake manifold	2.	EGR coolant manifold	3.	EGR coolant return to front cover through water transfer connection
4.	De-aeration port (to reservoir tank)	5.	EGR cooler	6.	EGR valve
7.	Coolant flow to EGR bypass valve	8.	Coolant supply to EGR coolant manifold	9.	Water transfer connection
10.	Coolant outlet for cab heater	11.	Front cover	12.	EGR bypass valve coolant return to front cover
13.	Air intake manifold	14.	EGR bypass valve		Front

Courtesy of NISSAN NORTH AMERICA, INC.

1.	Coolant outlet to radiator.	2.	Coolant inlet from cylinder head	3.	Coolant return to water pump
4.	Coolant inlet from radiator	5.	Coolant supply to lubricating oil cooler	6.	Coolant flow through lubricating oil cooler
7.	Coolant heater	8.	Water inlet connection	9.	Coolant outlet to cylinder block
10.	Water pump impeller	A.	Thermostat closed	B.	Thermostat open
	Front