4. Check MAF Sensor Power Supply Circuit

1. Disconnect mass air flow (MAF) sensor harness connector.
2. Turn ignition switch ON.
   Fig 1: Locating MAF/IAT Sensor

   Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check voltage between MAF sensor terminal 2 and ground with CONSULT-II or tester.
   Fig 2: Checking MAF Sensor Power Supply Circuit

   Courtesy of NISSAN MOTOR CO., U.S.A.
   1. Voltage: Battery voltage 

OK or NG 

OK: GO TO 6 .

NG: GO TO 5.