Monitored Item

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

MONITORED ITEM

Monitored item [Unit]	ECM input signals	Main signals	Description	Remarks
ENG SPEED [RPM]	x	x	Indicates the engine speed computed from the signal of the crankshaft position sensor (POS) and camshaft position sensor (PHASE).
MAS A/F SE-B1 [V]	x	x	The signal voltage of the mass air flow sensor specification is displayed.	When engine is running specification range is indicated.
B/FUEL SCHDL [msec]		x	Base fuel schedule indicates the fuel injection pulse width programmed into ECM, prior to any learned on board correction.	When engine is running specification range is indicated.
AF ALPHA-B1 [%] A/F ALPHA-B2 [%]		x	The mean value of the air-fuel ratio feedback correction factor per cycle is indicated.	When engine is running specification range is indicated. This data also includes the data for the air-fuel ratio learning control.

NOTE: Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.