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Mass Airflow Sensor

MASS AIRFLOW SENSOR VOLTAGE (1)

Application Volts At Idle (2) (2) Volts At 2500 RPM
Altima 1.1-1.5 1.6-2.0
Frontier & Xterra 0.9-1.8 1.9-2.3
Maxima 1.1-1.5 1.7-2.4
Murano 1.1-1.5 1.6-2.4
Pathfinder 1.2-1.8 1.6-2.2
Sentra 1.0-1.7 1.5-2.4
350Z 1.1-1.5 1.7-2.4
(1) Values are approximate and vary with engine RPM. Voltage should be less than one volt with Key On, Engine Off (KOEO).
(2) With engine at normal operating temperature, specified speed and no load.
MASS AIR FLOW SENSOR CALCULATED VALUE (1)(2)

Application At Idle (3) At 2500 RPM (3)
350Z & Murano 5-35% 5-35%
Altima 10-35% 10-35%
Frontier & Xterra 9.5-34.0% 13.9-24.9%
Maxima 10-35% 10-35%
Pathfinder 14-23% 12-25%
Sentra 20.0-35.5% 12.0-27.0%
(1) Values are approximate and vary with engine RPM. Values are displayed as a percentage of total load.
(2) As measured using CONSULT-II tester or generic scan tool.
(3) With engine at normal operating temperature, specified speed and no load.
MASS AIR FLOW SENSOR MEASURED AIR FLOW

Application Flow At Idle (Gram/Sec.)(1) Flow At 2500 RPM (Gram/Sec.) (1)
Altima 1.0-4.0 4.0-10.0
Frontier & Xterra .9-5.8 7.5-13.2
Maxima 2.0-60 7.0-20.0
Murano, Pathfinder & 350Z 2.0-6.0 7.0-20.0
Sentra 1.4-4.0 5.0-10.0
(1) As measured using CONSULT-II tester or generic scan tool.
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