ENGINE CONTROL SYSTEM: Component Parts Location: Exhaust

Fig 1: Identifying Exhaust System Components

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 "