ENGINE CONTROL SYSTEM: Component Parts Location: Exhaust

Fig 1: Identifying A/F Ratio Sensor 1 And Heated Oxygen Sensor 2 (Bank 1 And 2)

Courtesy of NISSAN NORTH AMERICA, INC.

No.	Component	Function
(1)	Air fuel ratio (A/F) sensor 1 (bank 2)	"AIR FUEL RATIO (A/F) SENSOR 1 "
(2)	Heated oxygen sensor 2 (bank 2)	"HEATED OXYGEN SENSOR 2 "
(3)	Heated oxygen sensor 2 (bank 1)	"HEATED OXYGEN SENSOR 2 "
(4)	Air fuel ratio (A/F) sensor 1 (bank 1)	"AIR FUEL RATIO (A/F) SENSOR 1 "